MITSUBISHI ELECTRIC M800, M80 User Manual

Introduction

This manual is a guide for using the MITSUBISHI CNC M800/M80 Series. This manual is prepared on the assumption that your machine is provided with all of M800/M80 Series functions. Confirm the functions available for your NC before proceeding to operation by referring to the specification issued by the machine manu­facturer.
Notes on Reading This Manual (1) This manual explains general parameters as viewed from the NC.
For information about each machine tool, refer to manuals issued from the machine manufacturer. If the descriptions relating to "restrictions" and "allowable conditions" conflict between this manual and the machine manu­facturer's instruction manual, the later has priority over the former.
(2) This manual is intended to contain as much descriptions as possible even about special operations.
The operations to which no reference is made in this manual should be considered impossible.
CAUTION
For items described as "Restrictions" or "Usable State" in this manual, the instruction manual issued by the machine tool builder takes precedence over this manual.
Items not described in this manual must be interpreted as "not possible".
This manual is written on the assumption that all option functions are added. Refer to the specifications issued by the machine tool builder before starting use.
Refer to the Instruction Manual issued by each machine tool builder for details on each machine tool.
Some screens and functions may differ depending on the NC system (or its version), and some functions may not be pos­sible. Please confirm the specifications before use.

Precautions for Safety

Always read the specifications issued by the machine tool builder, this manual, related manuals and attached documents be­fore installation, operation, programming, maintenance or inspection to ensure correct use. Understand this numerical controller, safety items and cautions before using the unit. This manual ranks the safety precautions into "DANGER", "WARNING" and "CAUTION".
DANGER
When the user may be subject to imminent fatalities or major injuries if handling is mistaken.
WARNING
When the user may be subject to fatalities or major injuries if handling is mistaken.
CAUTION
When the user may be subject to injuries or when physical damage may occur if handling is mistaken. Note that even items ranked as " CAUTION", may lead to major results depending on the situation. In any case, important in-
formation that must always be observed is described. The following sings indicate prohibition and compulsory.
This sign indicates prohibited behavior (must not do).
For example, indicates "Keep fire away".
This sign indicated a thing that is pompously (must do).
For example, indicates "it must be grounded".
The meaning of each pictorial sing is as follows.
CAUTION
Prohibited
Mitsubishi CNC is designed and manufactured solely for applications to machine tools to be used for industrial purposes. Do not use this product in any applications other than those specified above, especially those which are substantially influential on the public interest or which are expected to have significant influence on human lives or properties.
CAUTION
rotated object
Disassembly is
prohibited
CAUTION HOT
KEEP FIRE AWAY
For Safe Use
Danger
Electric shock risk
General instruction
Danger
explosive
Earth ground
DANGER
Not applicable in this manual.
Not applicable in this manual.
WARNING
CAUTION
(1) Product and manual
For items described as "Restrictions" or "Usable State" in this manual, the instruction manual issued by the machine tool
builder takes precedence over this manual.
Items not described in this manual must be interpreted as "not possible".
This manual is written on the assumption that all option functions are added. Refer to the specifications issued by the ma-
chine tool builder before starting use.
Refer to the Instruction Manual issued by each machine tool builder for details on each machine tool.
Some screens and functions may differ depending on the NC system (or its version), and some functions may not be pos-
sible. Please confirm the specifications before use.
(2) Adjustments
Do not adjust or change the parameter settings greatly as operation could become unstable.
In the explanation on bits, set all bits not used, including blank bits, to "0".
(3) Troubleshooting
If the battery low warning is issued in the controller side, save the machining programs, tool data and parameters in an input/output device, and then replace the battery. When the battery alarm is issued, the machining programs, tool data and parameters may have been destroyed. Replace the battery and then reload the data.
If the battery low warning is issued in the drive unit side, immediately replace the battery. Replace the batteries while ap­plying the drive unit's control power.
(4) Maintenance, inspection and part replacement
Do not short-circuit, charge, heat, incinerate or disassemble the battery.
Dispose of the spent battery according to local laws.

Disposal

(Note) This symbol mark is for EU countries only.
This symbol mark is according to the directive 2006/66/EC Article 20 Information for end­users and Annex II.
Your MITSUBISHI ELECTRIC product is designed and manufactured with high quality materials and components which can be recycled and/or reused. This symbol means that batteries and accumulators, at their end-of-life, should be disposed of separately from your household waste. If a chemical symbol is printed beneath the symbol shown above, this chemical symbol means that the battery or accumulator contains a heavy metal at a certain concentration. This will be indicated as follows: Hg: mercury (0,0005%), Cd: cadmium (0,002%), Pb: lead (0,004%) In the European Union there are separate collection systems for used batteries and accumulators. Please, dispose of batteries and accumulators correctly at your local community waste collection/ recycling centre.
Please, help us to conserve the environment we live in!

Trademarks

MELDAS, MELSEC, EZSocket, EZMotion, iQ Platform, MELSOFT, GOT, CC-Link, CC-Link/LT and CC-Link IE are either trademarks or registered trademarks of Mitsubishi Electric Corporation in Japan and/or other countries.
Ethernet is a registered trademark of Xerox Corporation in the United States and/or other countries. Microsoft® and Windows® are either trademarks or registered trademarks of Microsoft Corporation in the United States and/or other countries. SD logo and SDHC logo are either registered trademarks or trademarks of LLC. UNIX is a registered trademark of The Open Group in the United States and/or other countries. Intel® and Pentium® are either trademarks or registered trademarks of Intel Corporation in the United States and/or other countries. MODBUS® is either trademark or registered trademark of Schneider Electric USA, Inc. or the affiliated companies in Japan and/or other countries.
Other company and product names that appear in this manual are trademarks or registered trademarks of the respective companies.
本製品の取扱いについて
( 日本語 /Japanese) 本製品は工業用 ( クラス A) 電磁環境適合機器です。販売者あるいは使用者はこの点に注意し、住商業環境以外で の使用をお願いいたします。
Handling of our product
(English) This is a class A product. In a domestic environment this product may cause radio interference in which case the user may be required to take adequate measures.
본 제품의 취급에 대해서
( 한국어 /Korean) 이 기기는 업무용 (A 급 ) 전자파적합기기로서 판매자 또는 사용자는 이 점을 주의하시기 바라며 가정외의 지역에 서 사용하는 것을 목적으로 합니다 .

Contents

Alarm
1 Operation Errors (M).................................................................................................................................... 3
2 Stop Codes (T)............................................................................................................................................ 27
3 Servo/Spindle Alarms (S) .......................................................................................................................... 35
3.1 Servo Errors (S01/S03/S04) ................................................................................................................................... 36
3.2 Initial Parameter Errors (S02) ................................................................................................................................. 51
3.3 Safety Function Errors (S05) .................................................................................................................................. 53
3.4 Parameter Errors (S51) .......................................................................................................................................... 54
3.5 Servo Warnings (S52) ............................................................................................................................................ 55
3.6 Safety Function Warnings (S53)............................................................................................................................. 58
4 MCP Alarms (Y) .......................................................................................................................................... 59
5 System Alarms (Z)...................................................................................................................................... 73
6 Absolute Position Detection System Alarms (Z7*) ................................................................................. 83
7 Distance-coded Reference Scale Errors (Z8*)......................................................................................... 89
8 Emergency Stop Alarms (EMG)................................................................................................................ 91
9 Computer Link Errors (L) .......................................................................................................................... 95
10 User PLC Alarms (U)................................................................................................................................ 97
11 Network Service Errors (N) ................................................................................................................... 107
12 Program Errors (P)................................................................................................................................. 111
13 Smart Safety Observation Alarm (V) .................................................................................................... 145
13.1 Smart Safety Observation Error (V01/V02/V03/V04/V05/V06/V07) ................................................................... 146
13.2 Smart Safety Observation Warning (V50/V51/V52/V53/V54)............................................................................. 155
Parameter
14 User Parameters..................................................................................................................................... 161
14.1 Machining Parameters........................................................................................................................................ 162
14.2 Fixed Cycle Parameters ..................................................................................................................................... 173
14.3 Control Parameters 1.......................................................................................................................................... 175
14.4 Control Parameters 2.......................................................................................................................................... 181
14.5 I/O Parameters ................................................................................................................................................... 183
14.6 Axis Parameters ................................................................................................................................................. 203
14.7 Ethernet Parameters........................................................................................................................................... 207
14.8 Computer Link Parameters................................................................................................................................. 217
14.9 Subprogram Storage Location Parameters ........................................................................................................ 220
14.10 Barrier Data (for L system only)........................................................................................................................ 223
14.11 High-accuracy Control Parameters................................................................................................................... 226
14.12 High-accuracy Control Axis Parameters........................................................................................................... 234
14.13 Operation Parameters ...................................................................................................................................... 236
14.14 Machining Condition Selection Parameters ...................................................................................................... 250
14.15 Menu Selection Parameters ............................................................................................................................. 262
15 Machine Parameters .............................................................................................................................. 267
15.1 Base System Parameters ................................................................................................................................... 268
15.2 Base Axis Specification Parameters................................................................................................................... 295
15.3 Base Common Parameters ................................................................................................................................ 299
15.4 Axis Specifications Parameters .......................................................................................................................... 364
15.5 Zero Point Return Parameters............................................................................................................................ 394
15.6 Absolute Position Detection Parameters ............................................................................................................ 400
15.7 Servo Parameters............................................................................................................................................... 402
15.8 Spindle Specification Parameters....................................................................................................................... 434
15.9 Spindle Parameters ............................................................................................................................................ 463
15.10 Spindle-type Servo Parameters........................................................................................................................ 499
15.11 Rotary Axis Configuration Parameters ............................................................................................................. 500
15.12 PLC Timer......................................................................................................................................................... 507
15.13 PLC Integrated Timer ....................................................................................................................................... 508
15.14 PLC Counter ..................................................................................................................................................... 509
15.15 PLC Constants.................................................................................................................................................. 510
15.16 PLC Bit Selection.............................................................................................................................................. 511
15.17 Machine Error Compensation Parameters ....................................................................................................... 512
15.18 Macro List ......................................................................................................................................................... 514
15.19 Position Switches.............................................................................................................................................. 520
15.20 RIO Device Allocation Parameters ................................................................................................................... 533
15.21 Open Parameters ............................................................................................................................................. 545
15.22 Device Open Parameters ................................................................................................................................. 546
15.23 SRAM Open Parameters .................................................................................................................................. 547
15.24 CC-Link Parameters ......................................................................................................................................... 548
15.25 PLC Axis Indexing Parameters......................................................................................................................... 561
15.26 Rotary-axis Angle Deviation Parameters .......................................................................................................... 571
15.27 Machine Type Parameters................................................................................................................................ 573
15.28 Safety common parameters.............................................................................................................................. 575
15.29 Safety axis parameters ..................................................................................................................................... 576
15.30 Safety spindle parameters................................................................................................................................ 581
15.31 Safety I/O assignment parameters ................................................................................................................... 584
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Alarm

M800/M80 Series Alarm/Parameter Manual
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3
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Operation Errors (M)

M800/M80 Series Alarm/Parameter Manual 1 Operation Errors (M)
1Operation Errors (M)
M01 Dog overrun 0001
Details
When returning to the reference position, the near-point detection limit switch did not stop over the dog, but overran the dog.
Remedy
Increase the length of the near-point dog. Reduce the reference position return speed.
M01 Some ax does not pass Z phase 0002
Details
One of the axes did not pass the Z-phase during the initial reference position return after the power was turned ON.
Remedy
Move the detector one rotation or more in the opposite direction of the reference position, and repeat ref­erence position return.
M01 R-pnt direction illegal 0003
Details
When manually returning to the reference position, the return direction differs from the axis movement direction selected with the AXIS SELECTION key.
Remedy
The selection of the AXIS SELECTION key's +/- direction is incorrect. The error is canceled by feeding the axis in the correct direction.
M01 External interlock axis exists 0004
Details
The external interlock function has activated (the input signal is "OFF") and one of the axes has entered the interlock state.
Remedy
As the interlock function has activated, release it before resuming operation. Correct the sequence on the machine side. Check for any broken wires in the "interlock" signal line.
M01 Internal interlock axis exists 0005
Details
The internal interlock state has been entered. The absolute position detector axis has been removed. A command for the manual/automatic simultaneous valid axis was issued from the automatic mode. The manual speed command was issued while the "tool length measurement 1" signal is ON. A travel command has been issued to an inclined axis whose base axis is in control axis synchronization across part systems. Selected an axis other than the 1st axis when the manual speed command was issued. A travel command has been issued to an axis stopped by the collision detection function.
Remedy
The servo OFF function is valid, so release it first.An axis that can be removed has been issued, so perform the correct operations. The command is issued in the same direction as the direction where manual skip turned ON, so perform
the correct operations. During the manual/automatic simultaneous mode, the axis commanded in the automatic mode became the manual operation axis. Turn OFF the "manual/automatic valid" signal for the commanded axis.
Turn ON the power again, and perform absolute position initialization. Turn OFF the "tool length measurement 1" signal to start the program by the manual speed command. Cancel the control axis synchronization across part systems, then issue a travel command to the inclined
axis.
Select the 1st axis of each part system when issuing the manual speed command.Cancel the collision detection alarm.
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M800/M80 Series Alarm/Parameter Manual 1 Operation Errors (M)
M01 H/W stroke end axis exists 0006
Details
The stroke end function has activated (the input signal is "OFF") and one of the axes is in the stroke end status.
Remedy
Move the machine manually. Check for any broken wires in the "stroke end" signal line. Check for any limit switch failure.
M01 S/W stroke end axis exists 0007
Details
The stored stroke limit I, II, IIB or IB function has activated.
Remedy
Move the machine manually. Correct any setting error of the parameters for the stored stroke limit.
M01 Chuck/tailstock stroke end ax 0008
Details
The chuck/tail-stock barrier function turned ON, and an axis entered the stroke end state.
Remedy
Reset the alarm with reset, and move the machine in the reverse direction.
M01 Ref point return No. invalid 0009
Details
2nd reference position return was performed before 1st reference position return has been completed.
Remedy
Execute 1st reference position return.
M01 Illegal op in mid pt sg block 0013
Details
The operation mode was changed to MDI during single block stop at the middle point of G28/G29/G30.
Remedy
Change the operation mode.Reset to clear the alarm.
M01 Sensor signal illegal ON 0019
Details
The sensor signal was already ON when the tool measurement mode (TLM) signal was validated. The sensor signal turned ON when there was no axis movement after the tool measurement mode (TLM) signal was validated. The sensor signal turned ON at a position within 100 μm from the final entry start position.
Remedy
Turn the tool measurement mode signal input OFF, and move the axis in a safe direction.Disabling the sensor signal also clears the operation alarm.
(Note) When the "tool length measurement 1" signal is disabled, the axis can be moved in either direction. Pay
attention to the movement direction.
M01 Ref point retract invalid 0020
Details
Reference position retract was performed while the coordinates had not been established.
Remedy
Execute reference position return.
5
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M800/M80 Series Alarm/Parameter Manual 1 Operation Errors (M)
M01 Tool ofs invld after R-pnt 0021
Details
Reference position return had been performed during the tool retract and return, which invalidated the tool com­pensation amount after the reference position return.
Remedy
The error is cleared if the operation mode is changed to other than reference position return before the axis performs reference position return.
The error is cleared when the tool return is completed. The error is cleared if reset 1 is input or the emergency stop button is pushed.
M01 R-pnt ret invld at abs pos alm 0024
Details
A reference position return signal was enabled during an absolute position detection alarm.
Remedy
Reset the absolute position detection alarm, and then perform the reference position return.
M01 R-pnt ret invld at zero pt ini 0025
Details
A reference position return signal was input during zero point initialization of the absolute position detection system.
Remedy
Complete the zero point initialization, and then perform reference position return.
M01 High-accuracy skip disabled 0028
Details
The drive unit's hardware or software does not conform to the high-accuracy skip.
Remedy
The software or hardware does not conform to the function. Contact service center.
M01 Hi-ac skip coord retrieval err 0029
Details
Failed to retrieve the skip coordinate value from the drive unit.
Remedy
Check the wiring. Check the parameters.
M01 Now skip on 0030
Details
The "skip input" signal remains enabled when the operation has shifted from skip retract to measurement.
Remedy
Increase the skip retract amount.
M01 No skip 0031
Details
Even though the 1st skip was to the correct position, the 2nd skip could not be found.
Remedy
Check whether the measurement target has moved.
M01 Rtn dir err in manual measure 0033
Details
Return direction in manual measurement is the opposite of the parameter setting.
Remedy
Check the setting of the parameter "#2169 Rtn dir err in manual measure" (Return direction in manual measurement). Move the axis manually in the direction to a safe position, then reset.
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M800/M80 Series Alarm/Parameter Manual 1 Operation Errors (M)
M01 Chopping axis R-pnt incomplete 0050
Details
Chopping mode has been entered while the chopping axis has not completed reference position return. All axes interlock has been applied.
Remedy
Reset the NC or disable the "chopping" signal, and then carry out the reference position return.
M01 Synchronous error excessive 0051
Details
The synchronization error of the master and slave axes exceeded the allowable value under synchronous con­trol. A deviation exceeding the synchronization error limit value was found with the synchronization deviation detec­tion.
Remedy
Select the correction mode and move one of the axes in the direction in which the errors are reduced. Check the parameter "#2024 synerr".Increase the allowable value or reset it to "0" (check disabled).When using simple C-axis synchronous control, set the contents of the R2589 register to "0".
M01 No spindle select signal 0053
Details
Synchronous tapping command was issued when the spindle select signals (SWS) for all spindles were OFF in the multiple-spindle control II.
Remedy
Turn ON the spindle select signal (SWS) responding to the tapping spindle before performing the synchro­nous tapping command.
M01 No spindle serial connection 0054
Details
Synchronous tapping command was issued when the spindle that the spindle select signal (SWS) was ON was not serially connected in the multiple-spindle control II.
Remedy
Make sure the spindle select signal (SWS) for the responding spindle is ON.Consider the machine construction when issuing the command.
M01 Spindle fwd/rvs run para err 0055
Details
Asynchronous tapping command was issued when M code of the spindle forward/reverse run command, set by the parameter "#3028 sprcmm", was one of the followings in the multiple-spindle control II.
M0, M1, M2, M30, M98, M99, or M198M code No. that commands to enable/disable the "macro interrupt" signal
Remedy
Correct the parameter "#3028 sprcmm" (Tap cycle spindle forward run/reverse run M command) setting.
M01 Tap pitch/thread number error 0056
Details
The command for the pitch or the number of threads is not correct in the synchronous tapping command of the multiple-spindle control II. The pitch is too small for the spindle rotation speed. Thread number is too large for the spindle rotation speed.
Remedy
Correct the pitch, number of threads or rotation speed of the tapping spindle.
7
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M800/M80 Series Alarm/Parameter Manual 1 Operation Errors (M)
M01 Wait for tap retract 0057
Details
The axis travel command is interlocked as the tap retract is being enabled.
Remedy
If tapping is necessary, perform tapping retract in advance. However, tapping retract is not allowed during automatic operation. Carry out tapping retract after resetting. If tapping is not necessary, cancel the tap retract enabled condition by the tap retract enabled cancel sig­nal.
M01 Handle ratio too large 0060
Details
- The handle ratio is too large for the handle feed clamp speed. (The handle feed clamp speed changes according to the rapid traverse rate, external feedrate, maximum speed outside the soft limit range and etc. (or external deceleration speed when external deceleration is valid))
Remedy
Change the settings of the handle feed clamp speed or the handle ratio.
M01 R-pos offset value illegal 0065
Details
At the start of reference position initial setting, the parameter "#2034 rfpofs" (Distance-coded reference position detection offset) is not set to "0".
Remedy
Set the parameter "#2034 rfpofs" to "0", then turn the power ON again to perform the reference position initial setting.
M01 R-pos scan distance exceeded 0066
Details
Reference position could not be established within the maximum scan distance.
Remedy
Check the scale to see if it has dirt or damage.Check if the servo drive unit supports this function.
M01 Illegal op in wk instl err cmp 0070
Details
One of the following operations was attempted during workpiece installation error compensation.
Manual interruptionAutomatic operation handle interruptionMDI interruptionPLC interruption
Remedy
Return the operation mode to the original mode to remove the cause.
M01 No operation mode 0101
Details
No operation mode
Remedy
Check for any broken wires in the input mode signal line. Check for any failure of the MODE SELECT switch. Correct the sequence program.
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M800/M80 Series Alarm/Parameter Manual 1 Operation Errors (M)
M01 Cutting override zero 0102
Details
The "cutting feed override" switch on the machine operation panel is set to"0". The override was set to "0" during a single block stop.
Remedy
Set the "cutting feed override" switch to a value other than "0" to clear the error. If the "cutting feed override" switch has been set to a value other than "0", check for any short circuit in the
signal line. Correct the sequence program.
M01 External feed rate zero 0103
Details
MANUAL FEEDRATE switch on the machine operation panel is set to "0" when the machine is in the JOG or automatic dry run mode. "Manual feedrate B" is set to "0" during the JOG mode when manual feedrate B is valid. "Each axis manual feedrate B" is set to "0" during the JOG mode when each axis manual feedrate B is valid.
Remedy
Set the MANUAL FEEDRATE switch to a value other than "0" to release the error.If the MANUAL FEEDRATE switch has been set to a value other than "0" check for any short circuit in the
signal line. Correct the sequence program.
M01 F 1-digit feed rate zero 0104
Details
The F1-digit feedrate has been set to "0" when the F1-digit feed command was executed.
Remedy
Set the F1-digit feedrate (the parameter "#1185 spd_F1" (F1 digit feedrate F1) to "#1189 spd_F5" (F1 digit feedrate F5)).
M01 Spindle stop 0105
Details
The spindle stopped during the synchronous feed/thread cutting command.
Remedy
Rotate the spindle. If the workpiece is not being cut, start dry run. Check for any broken wire in the spindle encoder cable. Check the connections for the spindle encoder connectors. Check the spindle encoder pulse. Correct the program. (commands and addresses)
M01 Handle feed ax No. illegal 0106
Details
The axis, designated at handle feed, is out of specifications. No axis has been selected for handle feed.
Remedy
Check for any broken wires in the handle feed axis selection signal line. Correct the sequence program. Check the number of axes in the specifications.
M01 Spindle rotation speed over 0107
Details
Spindle rotation speed exceeded the axis clamp speed during the thread cutting command.
Remedy
Lower the commanded rotation speed.
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M800/M80 Series Alarm/Parameter Manual 1 Operation Errors (M)
M01 Fixed pnt mode feed ax illegal 0108
Details
The axis, designated in the manual arbitrary feed, is out of specifications. The feedrate in manual arbitrary feed mode is illegal.
Remedy
Check for any broken wires in the axis selection signal line or the feedrate line for the manual arbitrary feed mode. Check the specifications for the manual arbitrary feed mode.
M01 Block start interlock 0109
Details
An interlock signal has been input to lock the block start.
Remedy
Correct the sequence program.
M01 Cutting block start interlock 0110
Details
An interlock signal has been input to lock the cutting block start.
Remedy
Correct the sequence program.
M01 Restart switch ON 0111
Details
Restart switch has been turned ON and manual mode has been selected before the restart search is complet­ed.
Remedy
Search the block to restart. Turn the restart switch OFF.
M01 Program check mode 0112
Details
The automatic start button was pressed during program check or in program check mode.
Remedy
Press the reset button to cancel the program check mode.
M01 Auto start in buffer correct 0113
Details
The automatic start button was pressed during buffer correction.
Remedy
Press the automatic start button after the buffer correction is completed.
M01 In reset process 0115
Details
The automatic start button was pressed during resetting or tape rewinding.
Remedy
When rewinding the tape, wait for the winding to end, or press the reset button to stop the winding, and then press the automatic start button. During resetting, wait for the resetting to end, and then press the automatic start button.
M01 Playback not possible 0117
Details
The playback switch was turned ON during editing.
Remedy
Cancel the editing by pressing the input or previous screen key before turning ON the playback switch.
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M800/M80 Series Alarm/Parameter Manual 1 Operation Errors (M)
M01 Turn stop in normal line cntrl 0118
Details
The turning angle at the block joint exceeded the limit during normal line control. In normal line control type I: The parameter "#1523 C_feed" (Normal line control axis turning speed) has not been set. In normal line control type II: When turning in the inside of the arc, the set value for the parameter "#8041 C-rot. R" is larger than the arc radius.
Remedy
Correct the program. Correct the parameter "#1523 C_feed" (Normal line control axis turning speed) setting. Correct the parameter "#8041 C-rot. R" setting.
M01 Reverse run impossible 0119
Details
Any of the following conditions are occurring. a) There is no block to run backward b) Eight blocks without a travel command continued
Remedy
Execute forward run to clear the alarm. Reset to clear the alarm.
M01 In synchronous correction mode 0120
Details
The synchronous correction mode switch was pressed in non-handle mode.
Remedy
Select the handle or manual arbitrary feed mode. Turn OFF the correction mode switch.
M01 No synchronous control option 0121
Details
The synchronous control operation method was set (with R2589) while no synchronous control option was pro­vided.
Remedy
Set "0" for "synchronous control operation method".
M01 Computer link B not possible 0123
Details
Cycle start was attempted before resetting was completed. Computer link B operation was attempted at the 2nd or further part system in a multi-part system.
Remedy
Perform the cycle start after resetting has been completed. Set "#8109 HOST LINK" to "0" and then set to "1" before performing the cycle start. Computer link B operation cannot be performed at the 2nd or further part system in a multi-part system.
M01 X/Z axes simultaneous prohibit 0124
Details
The basic axis corresponding to the inclined axis was started simultaneously in the manual mode while the in­clined axis control was valid.
Remedy
Turn the inclined axis and basic axis start OFF for both axes. (This is also applied for manual/automatic simultaneous start.) Disable the basic axis compensation, or command it to axes one by one.
M01 Program restart machine lock 0126
Details
Machine lock was applied on the return axis being manually returned to the restart position.
Remedy
Cancel the machine lock and resume the operation.
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M800/M80 Series Alarm/Parameter Manual 1 Operation Errors (M)
M01 Rot axis parameter error 0127
Details
Orthogonal coordinate axis name does not exist. Rotary axis name does not exist. A duplicate name is used for the designated orthogonal coordinate axis. The number of axes that were selected to change tool length compensation along the tool axis amount exceeds the maximum number of axes. The designated orthogonal coordinate axis name is the same as the rotary axis name.
Remedy
Correct the rotary axis configuration parameters.
M01 Restart pos return incomplete 0128
Details
Automatic return was performed with an axis whose return to the restart position was not complete.
Remedy
Perform restart position return manually. Enable the parameter "#1302 AutoRP" (Automatic return by program restart) before executing the auto-
matic start.
M01 PLC interruption impossible 0129
Details
After the automatic startup, the "PLC interrupt" signal was turned ON during buffer correction, program restart, arbitrary reverse run, tool retract and return, high-speed high-accuracy control II, NURBS interpolation or single block stop at the middle point of G28/G29/G30.
Remedy
By turning OFF the "PLC interrupt" signal, or by resetting the NC the error can be cancelled.
M01 Restart posn return disabled 0130
Details
Restart position return was attempted in a mode where the return is disabled.
Remedy
Correct the program restart position.
M01 Excessive no. of reverse block 0133
Details
During the reverse run in arbitrary reverse run, any one of the part systems reverse-ran for 20 blocks.
Remedy
This error is cancelled by forward run.
M01 Illegal mode in prg check mode 0134
Details
Manual/automatic simultaneous mode or MDI interruption mode is turned ON during the manual arbitrary re­verse run mode.
Remedy
Turn OFF manual/automatic simultaneous mode or MDI interruption mode.
M01 Too many active axes per sys 0135
Details
High-accuracy control has been executed in a part system which has 9 or more enabled control axes, except for a slave or synchronous axis.
Remedy
Reduce the number of enabled control axes (except for a slave axis and synchronous axis) of the part sys­tem to 8 or less through synchronous control, control axis synchronization across part systems, or mixed control before executing high-accuracy control.
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M800/M80 Series Alarm/Parameter Manual 1 Operation Errors (M)
M01 Pre-intrpl variable accel err 0136
Details
The parameter "#12060 VblAccPreInt" (Variable-acceleration pre-interpolation acceleration/deceleration ON) is set to "1" and the parameter "#8090 SSS ON" is set to "0".
Remedy
To enable the variable acceleration pre-interpolation acceleration/deceleration, set the parameter "#8090 SSS ON" to "1". To disable the variable acceleration pre-interpolation acceleration/deceleration, set the parameter "#12060 VblAccPreInt" to "0".
M01 Unable to start automatic mode 0137
Details
Although start of automatic operation is not allowed after a machine groupwise alarm stop ("#1472 mgralmre­start"=0), start of automatic operation has been attempted after the said alarm stop.
Remedy
Remove the cause of the stop by alarm.Set the parameter "#1472 mgralmrestart" (Allowing automatic operation to start after machine groupwise
alarm stop) to "1".
M01 Tool data sorting in progress 0138
Details
Cycle start or graphic check has been attempted during sorting of tool management data.
Remedy
Execute cycle start after the tool data sorting is completed.Execute graphic check after the tool data sorting is completed.
M01 Tolerance control invalid 0139
Details
The parameter "#12066 Tolerance ctrl ON" is set to "1", although "#8090 SSS ON" is "0".
Remedy
To enable the tolerance control, set "#8090 SSS ON" to "1". To disable the tolerance control, set "#12066 Tolerance ctrl ON" to "0".
M01 Chopping override zero 0150
Details
The override became "0" in the chopping operation.
Remedy
Check the chopping override (R2530).Check the rapid traverse override (R2502).
M01 Command axis chopping axis 0151
Details
A chopping axis movement command was issued from the program during the chopping mode. (This alarm will not occur for the command with the movement amount "0".) (All axes interlock state will be applied.)
Remedy
Press the reset button or turn OFF the "chopping" signal. When the "chopping" signal is turned OFF, the axis returns to the reference position and performs the movement command in the program.
M01 Bottom dead center pos. zero 0153
Details
The bottom dead center position is set to the same position as the upper dead center position.
Remedy
Correct the bottom dead center position.
13
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M800/M80 Series Alarm/Parameter Manual 1 Operation Errors (M)
M01 Chopping disable for handle ax 0154
Details
Chopping has been attempted while the chopping axis is selected as the handle axis.
Remedy
Select an axis other than the chopping axis as the handle axis, or start chopping after changing the mode to the other mode.
M01 Dir cmnd mode invalid 0157
Details
The drive unit's software or hardware does not conform to the direct command mode.Inclined axis control is active.Control axis synchronization across part system is active.Control axis superimposition was activated during direct command mode.
Remedy
The software or hardware does not conform to the function. Contact service center.Turn the inclined axis control valid signal OFF.Turn the synchronous control request signal OFF.Turn the superimposition control request signal OFF.
M01 Dir cmnd mode restart invalid 0158
Details
Automatic start was carried out without reset after the retract in direct command mode.
Remedy
Finish the machining for now by resetting the NC.
M01 No speed set out of soft limit 0160
Details
The axis, without any maximum speed outside of the soft limit range set, was returned from the outside of the soft limit range.
Remedy
Correct the parameter "#2021 out_f" (Maximum speed outside soft limit range) setting. Correct the soft limit range (with the parameter "#2013 OT-" (Soft limit I-) and "#2014 OT+" (Soft limit I+)).
M01 Ill. op during T tip control 0170
Details
Illegal operation was attempted during tool tip center control.
Remedy
Change the operation mode to the previous one and restart.
M01 Illegal op in spline interpol2 0180
Details
Any of the following operations was performed during spline interpolation 2.
Change to manual modeChange to MDI modePLC interruption
Remedy
Return to the original operation mode, and then remove the error cause.
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14
M800/M80 Series Alarm/Parameter Manual 1 Operation Errors (M)
M01 Illegal OP in tilted face cut 0185
Details
Any of the following illegal operations was attempted during inclined surface machining mode.
Manual interruptHandle interrupt in automatic operationMDI interruptPLC interruptArbitrary reverse run
Remedy
Switch the operation mode back to the previous to remove the cause of this failure. During inclined surface machining mode, it's impossible to perform manual interrupt, handle interrupt in
automatic operation, MDI interrupt, PLC interrupt, etc.
M01 Interference check invalidated 0200
Details
The 3D machine interference check is invalidated. This alarm is output to NC alarm 5.
Remedy
Validate all the interference check settings.If there is any axis which has not completed zero point return, establish the zero point first.
M01 Machine interference 1 0201
Details
It was judged that an interference occurred in the No.1 step interference check and caused a deceleration stop. When machine interference is detected, the interfered part is highlighted (yellow/red) and the part's name is displayed on the 3D monitor's model display.
Remedy
Move the axis in a direction which does not cause interference.Press RESET to cancel the alarm.(In manual operation)
You can move the axis in the same travel direction as before the interference. But the axis movement is done using the 2nd step interference check distance.
M01 Machine interference 2 0202
Details
It was judged that an interference occurred in the No.2 step interference check and caused a deceleration stop. When machine interference is detected, the interfered part is highlighted (red) and the part's name is displayed on the 3D monitor's model display.
Remedy
Move the axis in a direction which doesn't cause interference.Press RESET to cancel the alarm.
M01 Too many simul. control axes 0211
Details
The given command has caused any axis other than those commanded to move. So the total number of axes to move has exceeded the maximum number of simultaneous contour control axes.
Remedy
Check the maximum number of simultaneous contour control axes of your NC.Check the machining program to make sure the total number of axes to move will not exceed the maximum
number of simultaneous contour control axes.
M01 Multi ax for 3D manual feed 0230
Details
More than one axis was designated in manual mode while the 3-dimensional manual feed was valid.
Remedy
Command the manual feed to each axis one by one.
15
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M800/M80 Series Alarm/Parameter Manual 1 Operation Errors (M)
M01 3D manual feed coord sys err 0231
Details
More than one of the three bits for selecting hypothetical coordinate system was turned ON.Virtual coordinate system was selected while the 3-dimensional manual fe ed was invalidated by the pa-
rameter setting. The manual tool length measurement or workpiece position measurement is being attempted.
Remedy
Check the sequence program.Enable 3-dimensional tool radius compensation (set the parameter "#7912 NO_MANUAL" to "0").Finish the manual tool length measurement or workpiece position measurement.
M01 Illegal op in 3D tool R comp 0232
Details
An illegal operation (such as manual interrupt) was attempted during 3-dimensional tool radius compensation (tool vertical direction compensation).
Remedy
Operations such as manual interrupt are disabled while 3-dimensional tool radius compensation (tool ver­tical direction compensation) is being performed.
M01 Machining surface operation disabled 0250
Details
Machining surface operation (selection, indexing or cancel) was attempted while the operation is disabled.
Remedy
Cancel the other modes so that the inclined surface machining command (G68.2), tool axis direction con­trol (G53.1) and the inclined surface machining cancel command (G69) can be issued.
Wait until the axes stop completely (until the smoothing for all axes reaches zero).Perform operation search for machining programs.
M01 Axs travel n/a in manual index 0251
Details
Moving a rotary axis was attempted during manual machining surface indexing, when a manual operation mode other than handle mode was selected.
Remedy
Change the operation mode to a handle mode before carrying out the manual surface indexing.
M01 Tool length compensation amt 0 0252
Details
The tool length compensation amount for performing the R-Navi indexing type 2 is 0.
Remedy
Set the tool length compensation amount for performing the indexing type 2 to a value other than 0.
M01 Feat coord ill w/ multi-handle 0253
Details
Manual feed feature coordinate system was selected while two or more handles were ON.
Remedy
Manual feed on a feature coordinate system is disabled while two or more handles are enabled (*).Press [Manual coord] and select the machine coordinate system.Reduce the number of enabled handles (*) to one.(*) An enabled handle means the handle for which "Nth handle valid" signal (HSnS) is ON.
M01 No spec: Spatial error comp 0260
Details
The spatial error compensation option is not available.
Remedy
Check the specifications.
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16
M800/M80 Series Alarm/Parameter Manual 1 Operation Errors (M)
M01 Spatial error comp excessive 0261
Details
The compensation amount is outside the setting range. Due to the calculation of the excessive amount, it is clamped by +/-1mm.
Remedy
Set the compensation amount within the setting range.
M01 Auto backlash adjust illegal 0270
Details
A measurement condition adjustment or backlash adjustment was attempted to an axis with which auto­matic backlash adjustment is impossible. A measurement condition adjustment or backlash adjustment was attempted even though all the axes had not reached the 1st reference position.
The operation mode is other than memory mode.The slave axis of synchronous control is selected as adjustment axis.An attempt has been made to start an adjustment by cycle start.
Remedy
Check the adjustment axis.Start the adjustment after all the axes return to the 1st reference position.Check the operation mode.Select the master axis of synchronous control as adjustment axis when adjusting the slave axis.Start the adjustment by automatic backlash adjustment start signal.
M01 Operating auto backlash adjust 0271
Details
An illegal operation was attempted during measurement condition adjustment or backlash adjustment.
Remedy
Continue the operation after canceling the measurement condition adjustment and backlash adjustment.
M01 APLC password mismatch 0280
Details
The APLC authentication password is inconsistent.
Remedy
Contact the machine tool builder.
M01 High-cycle sampling disabled 0290
Details
The drive unit's hardware or software does not conform to the high-cycle sampling mode.High-cycle data are not used even when high-cycle sampling has been set.High-cycle sampling was attempted while the axis targeted for high-cycle sampling was moving.High-cycle sampling was attempted during speed monitor mode.High-cycle sampling was attempted while any of the following operations is being executed: Dog-type zero
point return, absolute position setting, synchronous tapping, spindle synchronization, hobbing, tool spindle synchronization IC.
Remedy
The software or hardware does not conform to the function. Contact service center.Set data for high-cycle sampling.Execute high-cycle sampling after stopping the axis targeted for high-cycle sampling.Execute high-cycle sampling after cancelling the speed monitor mode.Execute high-cycle sampling after stopping the currently executed functions.
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M800/M80 Series Alarm/Parameter Manual 1 Operation Errors (M)
M01 N/A during high-cycle sampling 0291
Details
An attempt to activate "Speed monitor mode" was made during the high-cycle sampling mode.An attempt to change the gear signal was made during the high-cycle sampling mode.An attempt to execute spindle orientation was made during the high-cycle sampling mode.Spindle detach was attempted during the high-cycle sampling mode.Any of the following operations was attempted during the high-cycle sampling mode: Dog-type zero point
return, absolute position setting, spindle/C axis changeover, synchronous tapping, spindle synchronization, hobbing, or tool spindle synchronization IC.
Remedy
Change the speed monitor mode signal back, finish high-cycle sampling, and then select the speed mon­itor mode.
Change the gear signal back, finish high-cycle sampling, and then change the gear.Change the spindle orientation signal back, finish high-cycle sampling, and then execute orientation.Change the spindle detach signal back, finish high-cycle sampling, and then carry out spindle detachment.Execute the operation after terminating high-cycle sampling.
M01 Illegal movement command during superimposition 1003
Details
A machine command was issued to the superimposing axis.Reference position return was attempted on the superimposing axis.Skip command was issued to the master or superimposing axis.Dog-type reference position return was attempted on the master axis.
Remedy
Correct the program.
M01 Superimposition command illegal 1004
Details
Superimposition start command was issued to the axis which is executing the following functions. Synchronization control Milling interpolation
Superimposition start command was issued to the axis which was under superimposition control.The superimposition command was issued to an axis that belongs to the same part system as a basic or
synchronous axis of synchronization across part systems.
Remedy
Correct the program.
M01 G114.n command illegal 1005
Details
G114.n has been commanded during the execution of G114.n. G51.2 has been commanded when G51.2 spindle-spindle polygon machining mode has been already entered at another part system.
Remedy
Command G113 to cancel the operation. Turn ON the "spindle synchronization cancel" signal (Y18B8: SPSYC) to cancel the operation. Command G50.2 to cancel the operation. Turn ON the "spindle-spindle polygon cancel" signal (YCD1) to cancel the operation.
M01 Spindle in-use by synchro tap 1007
Details
The spindle is being used in synchronized tapping.
Remedy
Cancel the synchronized tapping.
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18
M800/M80 Series Alarm/Parameter Manual 1 Operation Errors (M)
M01 GB spindle synchro signal OFF 1014
Details
A forward run, reverse run, orientation, synchronous tapping, spindle synchronization, tool spindle syn­chronization I, tool spindle synchronization II or C-axis servo ON command was issued to the reference spindle while the guide bushing spindle synchronization signal was OFF. The guide bushing spindle synchronization signal was turned OFF during a forward run, reverse run, ori­entation, synchronous tapping, spindle synchronization, tool spindle synchronization I, tool spindle synchro­nization II or C-axis servo ON command. Orientation was commanded during the "guide bushing spindle synchronization" signal ON with spindle zero point detection with contactless switch and turret indexing enabled. C axis servo ON was commanded during the "guide bushing spindle synchronization" signal ON with spin­dle C axis parameter change enabled.
Remedy
Check the ladder program.Check the parameters.
M01 GB SP sync:Spindle type error 1015
Details
A spindle drive unit other than the drive unit after MDS-D series or analog spindle is used for the master spindle or guide bushing spindle.
Remedy
Check the parameters.Change the reference spindle or guide bushing spindle to a spindle that is drive unit after MDS-D series.
M01 GB SP sync:Phase mem sgnl ilgl 1021
Details
The guide bushing spindle synchronization phase memory signal was turned ON while the master spindle or guide bushing spindle was rotating. The guide bushing spindle synchronization phase memory signal was turned ON while the guide bushing spindle synchronization signal was OFF.
Remedy
Check the ladder program.
M01 GB SP sync:Phase set sgnl ilgl 1022
Details
The guide bushing spindle synchronization phase alignment signal was turned ON while the master spin­dle or guide bushing spindle was stopped.
Remedy
Check the ladder program.
M01 GB SP sync:Z phase not pass 1023
Details
When the guide bushing spindle synchronization phase memory signal was ON, the master spindle or guide bushing spindle’s Z-phase was not passed.
Remedy
Check the ladder program.
M01 Other cmnd disabled in orient. 1025
Details
Spindle superimposition control command has been given to an orientation mode spindle with the said spindle treated as either the basic or superimposed spindle. Orientation command has been given to the basic or superimposed spindle that is under spindle superim­position control.
Remedy
Cancel the orientation mode.Use G113 or the "Spindle sync cancel" signal to cancel spindle superimposition.
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M800/M80 Series Alarm/Parameter Manual 1 Operation Errors (M)
M01 SP-C ax ctrl runs independntly 1026
Details
C axis mode command has been issued for polygon machining spindle. C axis mode command has been issued for synchronized tapping spindle. Polygon command has been issued for synchronized tapping spindle. Spindle is being used as spindle/C axis.
Remedy
Cancel the C axis command. Cancel the polygon machining command. Cancel the C axis with servo OFF.
M01 Synchronization mismatch 1030
Details
Different M codes were each commanded as synchronization M code in each of the two part systems. Synchronization with the "!" code was commanded in another part system during M code synchronization. Synchronization with the M code was commanded in another part system during synchronization with the "!" code.
Remedy
Correct the program so that the M codes match. Correct the program so that the same synchronization codes are commanded.
M01 Multiple C axes select invalid 1031
Details
The "C axis selection" signal has been changed when the multiple C axes selection is not available. The selected axis by the "C axis selection" signal cannot be controlled for the multiple C axes selection.
Remedy
Correct the parameter settings and program.
M01 Tap retract Sp select illegal 1032
Details
Tap retract has been executed with a different spindle selected. Cutting feed is in wait state until synchroniza­tion is completed.
Remedy
Select the spindle for which tap cycle was halted before turning ON the "tap retract" signal.
M01 Sp-Sp polygon cut interlock 1033
Details
Cutting feed is in wait state until synchronization is completed.
Remedy
Wait for the synchronization to end.
M01 Mixed sync ctrl prmtr illegal 1034
Details
There is a mistake in the settings of mixed control axis parameters (crsax [1] to [8]). Mixed control was attempted within one and the same part system. Any of the parameter settings is disabling mixed control.
Remedy
Check the parameter settings for mixed synchronization control.
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20
M800/M80 Series Alarm/Parameter Manual 1 Operation Errors (M)
M01 Mixed sync ctrl disable modal 1035
Details
Mixed synchronization control was commanded for a part system in which mixed synchronization control is dis­abled as shown below.
During nose R compensation modeDuring pole coordinate interpolation modeDuring cylindrical interpolation modeDuring balance cut modeDuring fixed cycle machining modeDuring facing turret mirror imageDuring constant surface speed control modeDuring hobbing modeDuring axis name switch
An axis was transferred to another part system, and mixed control was attempted with the part system's max­imum number of control axes exceeded.
An axis was removed from the part system, and mixed control was attempted with the part system's number of axes zero.
Another axis exchange was attempted to the axis which was already transferred to another part system for mixed control.
Mixed control was attempted with an axis of a part system not in automatic operation.
Remedy
Correct the program.
M01 Synchro ctrl setting disable 1036
Details
"Synchronous control operation method" was set (with R2589) when the mode was not the C axis mode. "Synchronous control operation method" was set (with R2589) in the zero point not set state. Mirror image is disabled. External mirror image or parameter mirror image was commanded during facing turret mirror image.
Remedy
Set the contents of the R2589 register to "0". Correct the program and parameters.
M01 Synchro start/cancel disable 1037
Details
Synchronous control start/cancel command was issued when the start/cancel is disabled.
Remedy
Correct the program and parameters.
M01 Move cmnd invld to synchro ax 1038
Details
A travel command was issued to a synchronous axis in synchronous control.
Remedy
Correct the program.
M01 No spindle speed clamp 1043
Details
When the parameter "#1146 Sclamp" has been set to "1", the constant surface speed command (G96) was issued to the spindle which is not selected for the spindle speed clamp command (G92/G50) under Multiple spindle control II. When the parameter "#1146 Sclamp" has been set to "0", both the G96 (Constant surface speed control ON) modal and the pindle forward or reverse rotation signal have turned ON for the spindle, on which the speed clamp command is disabled.
Remedy
Press the reset key and carry out the remedy below. Issue the G92/G50 command to the spindle that is to be used for the constant surface speed control.
21
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M800/M80 Series Alarm/Parameter Manual 1 Operation Errors (M)
M01 Cont ax superimpos II prm illg 1044
Details
There is a mistake in the setting of the superimposition control base axis parameter (#2089 bsax_pl). Superimposition control is not available under the current parameter settings.
Remedy
- Correct the parameter.
M01 Sync error btwn part systems 1045
Details
After a single block stop or automatic operation pause was executed during single block stop operation be­tween part systems, cycle start has not been performed on either part system.
Remedy
Perform cycle start for all the part systems where a single block stop or automatic operation pause was exe­cuted.
M01 Arbitrary axis unexchangeable 1101
Details
The axis declared in the arbitrary axis exchange command is incapable of being exchanged.
Remedy
Correct the program (mainly check the processing timing).
M01 Cross control axis exists 1102
Details
A manual travel command has been given to the axis being exchanged when manual interruption is disabled under cross machining control (when "#1435 crsman" = 0).
Remedy
This error can be cancelled by either one of the following operations. 1: Cancel the manual travel command 2: Reset the NC
M01 Arbitrary ax superimp. sys err 1103
Details
Arbitrary axis superimposition command has been issued in any part system other than the one that con­tains either the basic or superimposed axis of arbitrary axis superimposition control. Arbitrary axis superimposition cancel command has been issued in any part system other than the one that contains the superimposed axis of arbitrary axis superimposition control.
Remedy
Correct the program so that the arbitrary axis superimposition command is given in an appropriate part system.
M01 Sp synchro phase calc illegal 1106
Details
Spindle synchronization phase alignment command was issued while the "phase shift calculation request" sig­nal was ON.
Remedy
Correct the program. Correct the sequence program.
M01 Illegal cmd in SP oscillation 1108
Details
A function that cannot be used with spindle oscillation was commanded during spindle oscillation.
Remedy
Command the function after finishing spindle oscillation.
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22
M800/M80 Series Alarm/Parameter Manual 1 Operation Errors (M)
M01 SP oscillation cmd illegal 1109
Details
Spindle oscillation was commanded during executing a function that cannot be used with spindle oscillation.
Remedy
Command spindle oscillation after finishing the function that cannot used with spindle oscillation.
M01 SP oscillation set val illegal 1110
Details
Spindle oscillation was commanded while a value out of range is set as spindle oscillation amplitude or spindle oscillation frequency.
Remedy
Check the setting values of the amplitude and frequency.
M01 Sub part system I call error 1111
Details
Sub part system control I command (G122) has been given to a part system where the sub part system I op­eration mode is deactivated.
Remedy
Activate the sub part system I operation mode for the sub part system before issuing G122. Part systems marked "SUB" on the monitor screen are under the sub partsystem I operation mode.
M01 Sub part system II start error 1112
Details
When the sub part system control II has been commanded, no part system is left capable of being activated as a sub part system.
Remedy
Do not exceed the maximum number of simultaneously activatable sub part systems when commanding G144. Set the parameter #1437 SBS2_Spec BIT0 to 0 if you wish to wait until the sub part system becomes ca­pable of being activated.
M01 Constant surface speed rdndnt 1113
Details
Constant surface speed is commanded from other part system to the spindle that is in the thread/ thread cycle or the tapping cycle/ synchronous tapping cycle. To the spindle in constant surface speed control, the thread/ thread cycle or the tapping cycle/ synchro­nous tapping cycle are commanded from other part system.
Remedy
Check the program.
M01 Constant torque disabled 1114
Details
Constant torque control is commanded to the axis which the parameter "#2296 SV096(TQC)" (Constant torque control: Stopper-direction torque) setting is "0". Constant or proportional torque stopper control is commanded to the axis which is in movement by auto­matic or manual operation. Constant torque control is canceled to the constant torque control axis in movement by automatic or man­ual operation.
Constant torque control is commanded to the proportional torque stopper control axis.Constant torque control is commanded again during the axis movement by constant torque control cancel.Constant torque control axis is at stroke limit or H/W stroke end.
Remedy
Check the program.Check the sequence program.
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M800/M80 Series Alarm/Parameter Manual 1 Operation Errors (M)
M01 P torque stopper disabled 1115
Details
Proportional torque stopper control is commanded to the axis which the parameter "#2296 SV096(TQC)" (Constant torque control: Stopper-direction torque) setting is "0". Proportional torque stopper control is commanded to the axis which is in movement by automatic or man­ual operation.
The axis movement is commanded to the axis which is in the proportional torque constant control.Proportional torque constant control is commanded again during the axis movement by proportional torque
constant control cancel. Proportional torque constant control axis is at stroke limit or H/W stroke end.
Remedy
Check the program.Check the sequence program.
M01 Droop cancel disabled 1116
Details
Constant torque control droop cancel is commanded to the axis which is not in the constant/ proportional torque control. Constant torque control droop cancel is commanded to the axis in movement by automatic or manual op­eration.
Remedy
Check the program.Check the sequence program.
M01 Cmnd disabled in droop cancel 1117
Details
The axis movement by automatic or manual operation is commanded to the axis which the constant torque con­trol droop is being canceled.
Remedy
Check the program.Check the sequence program.
M01 Differential tap cmnd disabled 1131
Details
Differential speed tap command has been given although any rotation command has not been input to the basic spindle that is under spindle superimposition control. Synchronous tap command has been given to the basic spindle that is under spindle superimposition con­trol.
Remedy
Reset the NC to cancel the synchronous tap cycle.
M01 Spd clamp in differential tap 1132
Details
A tap cycle or synchronous tap cycle command given to the superimposed spindle has caused the spin­dle's actual rotation speed to exceed the spindle clamp speed.
Remedy
Reset the NC to cancel the synchronous tap cycle. Correct the spindle rotation speed in synchronous tap cycle.
M01 Constant surface spd disabled 1133
Details
A constant surface speed control command has been given to the basic or superimposed spindle during differential speed tapping under spindle superimposition control. A differential speed tapping command has been issued while constant surface speed control is executed on the basic or superimposed spindle that is under spindle superimposition control.
Remedy
Reset the NC to cancel the synchronous tap cycle or constant surface speed control.
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24
M800/M80 Series Alarm/Parameter Manual 1 Operation Errors (M)
M01 Spindle sync cancel error 1135
Details
Spindle synchronization cancel command has been issued during rotation of C axis under spindle sync C axis control.
Remedy
This operation error is cancelled when C axis stops. Issue a spindle sync cancel command after C axis has stopped.
M01 GB SP sync:Cancel sgnl illegal 1137
Details
The guide bushing spindle synchronization temporary cancel signal was turned ON/OFF when the master spin­dle and G/B spindle were in one of the following modes.
During rotation (when not stopped)During tap cycle synchronization modeDuring spindle synchronization modeDuring tool-spindle synchronization I (polygon machining) modeDuring tool-spindle synchronization II (hobbing) modeDuring spindle C axis control C axis modeDuring orientation/indexing
Remedy
Check the ladder program.
M01 GB SP sync runs independently 1138
Details
The reference spindle was commanded as a spindle related to tool spindle synchronization IC (polygon).The guide bushing spindle was commanded as a synchronous tapping spindle.The guide bushing spindle was commanded as a spindle related to spindle synchronization/tool spindle
synchronization I (polygon)/tool spindle synchronization II (hobbing).
Remedy
Check the program.
M01 Prog check: work posn error 1215
Details
When the NC reset signal is input with the High-speed simple program check: Coordinate position check ON signal (Y76B) set to ON, the workpiece coordinate position is different from the position at the program start.
Remedy
Correct the machining program.
M01 Prog check: machine posn error 1216
Details
When the NC reset signal is input with the High-speed simple program check: Coordinate position check ON signal (Y76B) set to ON, the machine coordinate position is different from the position at the program start.
Remedy
Correct the machining program.
M90 Parameter set mode
Details
The lock for setup parameters has been released. Setting the setup parameters is enabled while automatic start is disabled.
Remedy
Refer to the manual issued by the machine tool builder.
M97 Maintenance part activated
Details
Activated maintenance part has not completed the product procedures.
Remedy
Contact our service center.
25
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M800/M80 Series Alarm/Parameter Manual 1 Operation Errors (M)
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2
27
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Stop Codes (T)

M800/M80 Series Alarm/Parameter Manual 2 Stop Codes (T)
2Stop Codes (T)
T01 Axis in motion 0101
Details
Automatic start is not possible as one of the axes is moving.
Remedy
Try automatic start again after all axes have stopped.
T01 NC not ready 0102
Details
Automatic start is not possible as the NC is not ready.
Remedy
Another alarm has occurred. Check the details and remedy.
T01 Reset signal ON 0103
Details
Automatic start is not possible as the "reset" signal has been input.
Remedy
Turn OFF the "reset" signal.Check for any failure of the reset switch which has caused the switch's continuous ON. Correct the sequence program.
T01 Auto operation pause signal ON 0104
Details
The feed hold switch on the machine operation panel is ON (valid).
Remedy
Correct the feed hold switch setting.The feed hold switch is B contact switch. Fix any broken wires in the feed hold signal line.Correct the sequence program.
T01 H/W stroke end axis exists 0105
Details
Automatic start is not possible as one of the axes is at the stroke end.
Remedy
Manually move any axis whose end is at the stroke end. Check for any broken wires in the stroke end signal line. Check for any failure in the stroke end limit switch.
T01 S/W stroke end axis exists 0106
Details
Automatic start is not possible as one of the axes is at the stored stroke limit.
Remedy
Move the axis manually. If the axis's end is not at the stroke end, check the parameters.
T01 No operation mode 0107
Details
The operation mode has not been selected.
Remedy
Select automatic operation mode.Check for any broken wires in the signal line for automatic operation mode (memory, tape, MDl).
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M800/M80 Series Alarm/Parameter Manual 2 Stop Codes (T)
T01 Operation mode duplicated 0108
Details
Two or more automatic operation modes have been selected.
Remedy
Check for any short circuit in the mode (memory, tape, MDl) selection signal line.Check for any failure in the switch.Correct the sequence program.
T01 Operation mode changed 0109
Details
The automatic operation mode has changed to another automatic operation mode.
Remedy
Return to the original automatic operation mode, and execute automatic start.
T01 Tape search execution 0110
Details
Automatic start is not possible as tape search is being executed.
Remedy
Wait for the tape search to be completed and then execute the automatic start.
T01 Restart pos. return incomplete 0112
Details
Automatic start is disabled because restart search is in execution.
Remedy
Execute automatic start after the restart search is completed.
T01 CNC overheat 0113
Details
Automatic start is not possible because a thermal alarm (Z53 CNC overheat) has occurred.
Remedy
Temperature of the control unit has exceeded the specified temperature.Take appropriate measures to cool the unit.
T01 Cycle st. prohibit(Host comm.) 0115
Details
Automatic start cannot is not possible because the NC is communicating with the host computer.
Remedy
Wait for the communication with host computer to be ended and then execute the automatic start.
T01 Cycle st prohibit(Battery alm) 0116
Details
Automatic start is not possible because the voltage of the battery in the NC control unit has dropped.
Remedy
Replace the battery of the NC control unit.Contact the service center.
T01 R-pnt offset value not set 0117
Details
Automatic operation is not possible because no reference position offset value has been set.
Remedy
Perform the reference position initialization setting, then set "#2034 rfpofs(Distance-coded reference po­sition detection offset)".
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M800/M80 Series Alarm/Parameter Manual 2 Stop Codes (T)
T01 In absolute position alarm 0138
Details
A start signal was input during an absolute position detection alarm.
Remedy
Clear the absolute position detection alarm, and then input the start signal.
T01 In abs posn initial setting 0139
Details
A start signal was input during zero point initialization in the absolute position detection system.
Remedy
Complete zero point initialization before inputting the start signal.
T01 In manual measurement 0143
Details
Automatic start is disabled because manual measurement is in execution.
Remedy
Execute automatic start after the manual measurement is completed.
T01 Sub part sys I mode is active 0146
Details
Cycle start signal was input for the part system that has applied Sub-part system I operation mode.
Remedy
Use Sub-part system I operation mode signal to switch whether to start the operation as Sub-part system control or to execute cycle start as Main-part system.
T01 Cycle start prohibit 0190
Details
Automatic start is not possible because the setting of setup parameters is enabled.
Remedy
Refer to the manual issued by the machine tool builder.
T01 Cycle start prohibit 0191
Details
Automatic start was attempted while a file was being deleted/written.
Remedy
Wait for the file to be deleted/written and then execute the automatic start.
T01 Cycle st. prohibit (Term exp'd) 0193
Details
Automatic start is not possible because the valid term has been expired.
Remedy
Obtain a decryption code from the machine tool builder and input it in the NC, then turn the power ON again.
T01 Cycle start disabled (in SBT) 0194
Details
Cycle start is disabled because the break test is being executed for some axes in the system.
Remedy
Execute cycle start after the break test is completed.
T02 H/W stroke end axis exists 0201
Details
An axis is at the stroke end.
Remedy
Manually move the axis away from the stroke end limit switch.Correct the machining program.
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M800/M80 Series Alarm/Parameter Manual 2 Stop Codes (T)
T02 S/W stroke end axis exists 0202
Details
An axis is at the stored stroke limit.
Remedy
Manually move the axis.Correct the machining program.
T02 Reset signal ON 0203
Details
The reset has been entered.
Remedy
The program execution position has returned to the start of the program. Execute automatic operation from the start of the machining program.
T02 Auto operation pause signal ON 0204
Details
The "feed hold" switch is ON.
Remedy
Press the CYCLE START switch to resume the automatic operation.
T02 Operation mode changed 0205
Details
The operation mode has changed to another mode during automatic operation.
Remedy
Return to the original automatic operation mode, and press the CYCLE START switch to resume the au­tomatic operation.
T02 Acc/dec time cnst too large 0206
Details
The acceleration and deceleration time constants are too large. (This alarm occurs with the system alarm Z59.)
Remedy
Set a larger value for "#1206 G1bF(Maximum speed)".Set a smaller value for "#1207 G1btL(Time constant)".Set a lower cutting speed.
T02 Abs posn detect alarm occurred 0215
Details
An absolute position detection alarm occurred.
Remedy
Clear the absolute position detection alarm.
T02 Aux axis changeover error 0220
Details
A travel command was issued to an auxiliary axis.
Remedy
Turn ON the "NC axis control selection" signal and press the CYCLE START switch to restart the auto­matic operation with.
T03 Single block stop signal ON 0301
Details
The SINGLE BLOCK switch on the machine operation panel is ON. The SINGLE BLOCK or MACHINE LOCK switch changed.
Remedy
Press the CYCLE START switch to resume the automatic operation.
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M800/M80 Series Alarm/Parameter Manual 2 Stop Codes (T)
T03 Block stop cmnd in user macro 0302
Details
A block stop command was issued in the user macro program.
Remedy
Press the CYCLE START switch to resume the automatic operation.
T03 Operation mode changed 0303
Details
Automatic mode changed to another automatic mode.
Remedy
Return to the original automatic operation mode, and press the CYCLE START switch to resume the au­tomatic operation.
T03 MDI completed 0304
Details
MDI operation has ended the last block.
Remedy
Set the MDI operation again, and press the CYCLE START switch to start the MDl operation.
T03 Block start interlock 0305
Details
The interlock signal, which locks the block start, is ON.
Remedy
Correct the sequence program.
T03 Cutting blck start interlock 0306
Details
The interlock signal, which locks the block cutting start, is ON.
Remedy
Correct the sequence program.
T03 Inclined Z offset change 0310
Details
The "inclined axis control: No Z axis compensation" signal has turned ON or OFF during the program operation.
Remedy
Press the CYCLE START switch to resume the automatic operation.
T03 Aux axis changeover error 0330
Details
The "NC axis control selection" signal was turned OFF while a NC axis was traveling.
Remedy
Turn the "NC axis control selection" signal ON and press the CYCLE START switch to resume the auto­matic operation.
T04 Collation stop 0401
Details
Collation stop occurred.
Remedy
Execute the automatic start to resume the automatic operation.
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M800/M80 Series Alarm/Parameter Manual 2 Stop Codes (T)
T10 Fin wait (Factors for waiting com-
pletion)
Details
The following Nos. are shown during the operation of the corresponding completion wait factor. The numbers will disappear when the operation is completed. The completion wait factor is indicated with four digits (in hexadecimal).
Display format of completion wait factor 0__ __ __ (a)(b)(c)
Each of the hexadecimal numbers (a), (b) and (c) indicates the following details.
(a) bit0: In dwell execution bit3: Unclamp signal wait (Note 1) (b) bit0: Waiting for spindle position to be looped bit3: Door open (Note 2) (c) bit0: Waiting for MSTB completion bit1: Waiting for rapid traverse deceleration bit2: Waiting for cutting speed deceleration bit3: Waiting for spindle orientation completion
(Note 1) This shows the wait state for the unclamp signal's ON/OFF for the index table indexing. (Note 2) This shows the door open state caused by the door interlock function.
T11 Fin wait 0010
Details
The following Nos. are shown during the operation of the corresponding completion wait factor. The numbers will disappear when the operation is completed. The completion wait factor is indicated with four digits (in hexadecimal).
Display format of completion wait factor 0__ __ __ (a)(b)(c)
Each of the hexadecimal numbers (a), (b) and (c) indicates the following details.
(b) bit0:Operation alarm display being postponed
Remedy
The parameter "#1342 AlmDly" may be able to postpone displaying a part of an operation alarm, depend­ing on the setting. This stop code will remain displayed while any alarm is being postponed. And it will disappear if the postponed alarm is displayed or canceled.
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3
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Servo/Spindle Alarms (S)

M800/M80 Series Alarm/Parameter Manual 3 Servo/Spindle Alarms (S)
3Servo/Spindle Alarms (S)
S

3.1 Servo Errors (S01/S03/S04)

Servo alarm is displayed in the following format.
S
Alarm class Message Reset method Resetting methods
S01 Servo alarm PR After removing the cause of the alarm, reset the alarm by
S03 Servo alarm NR After removing the cause of the alarm, reset the alarm by
S04 Servo alarm AR After removing the cause of the alarm, reset the alarm by
Alarm No. (Parameter No.) consists of four digits (0010 to). Servo alarms are explained in ascending order of the Alarm No. (Parameter No.) The four digits on the left part of each alarm indicate the Alarm No. (Parameter No.)
(Note) For the details of servo alarms, refer to your drive unit's instruction manual.
Axis name Servo : Axis name Spindle : "S1", "S2", "S3" ...
Alarm No. (Parameter No.) Reset method Message Alarm class
turning the NC power ON again.
inputting the NC RESET key.
turning the NC and drive unit power ON again.
Drive unit alarms
0010 Insufficient voltage
Details
A drop of bus voltage was detected in main circuit.
- Servo stop method: Dynamic stop
- Spindle stop method: Coast to a stop
0011 Axis selection error
Details
The axis selection rotary switch has been incorrectly set.
- Servo stop method: Initial error
- Spindle stop method: Initial error
0012 Memory error 1
Details
A hardware error was detected during the power ON self-check.
- Servo stop method: Initial error
- Spindle stop method: Initial error
0013 Software processing error 1
Details
An error was detected for the software execution state.
- Servo stop method: Dynamic stop
- Spindle stop method: Coast to a stop
0014 Software processing error 2
Details
The current processor is not operating correctly.
- Servo stop method: Dynamic stop
- Spindle stop method: Coast to a stop
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M800/M80 Series Alarm/Parameter Manual 3 Servo/Spindle Alarms (S)
0015 Memory error 2
Details
A CPU error or an internal memory error was detected during the power ON self-check.
0016 Init mag pole pos detect err
Details
In the built-in motor which uses the absolute position encoder, the servo ON has been set before the magnetic pole shift amount is set. The magnetic pole position, detected in the initial magnetic pole position detection control, is not correctly set.
- Servo stop method: Dynamic stop
- Spindle stop method: Coast to a stop
0017 A/D converter error
Details
A current feedback error was detected.
- Servo stop method: Dynamic stop
- Spindle stop method: Coast to a stop
0018 Motor side dtc: Init commu err
Details
An error was detected in the initial communication with the motor side encoder.
- Servo stop method: Initial error
- Spindle stop method: Initial error
0019 Detector commu err in syn cont
Details
An error of the shared encoder on the machine side was detected on the secondary axis of the speed command synchronization control.
- Servo stop method: Dynamic stop
001A Machine side dtc: Init comu er
Details
An error was detected in the initial communication with the machine side encoder.
- Servo stop method: Initial error
- Spindle stop method: Initial error
001B Machine side dtc: Error 1
Details
An error was detected by the encoder connected to the machine side. The error details are different according to the encoder type.
- Servo stop method: Dynamic stop
- Spindle stop method: Coast to a stop [Encoder alarm (Servo drive unit)]
- OSA405, OSA676, OSA105ET2A, OSA166ET2NA(Mitsubishi Electric) Memory alarm
- OSA24RS(Mitsubishi Electric) CPU alarm
- MDS-B-HR(Mitsubishi Electric) Memory error
- MBA405W(Mitsubishi Electric) CPU error
- AT343, AT543, AT545, ST748(Mitsutoyo) Initialization error
- LC193M, LC493M, LC195M, LC495M, LC291M, RCN223M, RCN227M, RCN727M, RCN827M, EIB Se­ries(HEIDENHAIN) Initialization error
- MPRZ Scale(Mitsubishi Heavy Industries) Installation accuracy fault
- SR67A, SR75, SR85, SR77, SR87, RU77(Magnescale) Laser diode error
- RL40N/RA Series(Renishaw) Initialization error [Encoder alarm (Spindle drive unit)]
- TS5690, TS5691(Mitsubishi Electric) Memory error
- MDS-B-HR(Mitsubishi Electric) Initialization error
- OSA24RS(Mitsubishi Electric) CPU error
- MBE405W(Mitsubishi Electric) CPU error
- EIB Series(HEIDENHAIN) Initialization error
- MPCI scale(Mitsubishi Heavy Industries) Installation accuracy fault (Note) A drive unit processes all reset types of alarms as "PR". However, "AR" will be applied according to the encoder.
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M800/M80 Series Alarm/Parameter Manual 3 Servo/Spindle Alarms (S)
001C Machine side dtc: Error 2
Details
An error was detected by the encoder connected to the machine side. The error details are different according to the encoder type.
- Servo stop method: Dynamic stop
- Spindle stop method: Coast to a stop [Encoder alarm (Servo drive unit)]
- OSA405, OSA676, OSA105ET2A, OSA166ET2NA(Mitsubishi Electric) LED alarm
- MBA405W(Mitsubishi Electric) Waveform error
- AT343, AT543, AT545, ST748(Mitsutoyo) EEPROM error
- LC193M, LC493M, LC195M, LC495M, LC291M, RCN223M, RCN227M, RCN727M, RCN827M, EIB Se­ries(HEIDENHAIN) EEPROM error
- SR67A, SR75, SR85, SR77, SR87, RU77(Magnescale) System memory error [Encoder alarm (Spindle drive unit)]
- TS5690, TS5691(Mitsubishi Electric) Waveform error
- MBE405W(Mitsubishi Electric) Waveform error
- EIB Series(HEIDENHAIN) EEPROM error (Note) A drive unit processes all reset types of alarms as "PR". However, "AR" will be applied according to the encoder.
001D Machine side dtc: Error 3
Details
An error was detected by the encoder connected to the machine side. The error details are different according to the encoder type.
- Servo stop method: Dynamic stop
- Spindle stop method: Coast to a stop [Encoder alarm (Servo drive unit)]
- OSA405, OSA676, OSA105ET2A, OSA166ET2NA(Mitsubishi Electric) Data alarm
- OSA24RS(Mitsubishi Electric) Data alarm
- MDS-B-HR(Mitsubishi Electric) Data error
- MBA405W(Mitsubishi Electric) Data error
- AT343, AT543, AT545, ST748(Mitsutoyo) Photoelectric type, static capacity type data mismatch
- LC193M, LC493M, LC195M, LC495M, LC291M, RCN223M, RCN227M, RCN727M, RCN827M, EIB Se­ries(HEIDENHAIN) Relative/ absolute position data mismatch
- MPRZ Scale(Mitsubishi Heavy Industries) Detection position deviance
- SR67A, SR75, SR85, SR77, SR87, RU77(Magnescale) Encoder mismatch error
- SAM/SVAM/GAM/LAM/HAM Series (FAGOR) Absolute position detection error
- RL40N/RA Series (Renishaw) Absolute position data error [Encoder alarm (Spindle drive unit)]
- MDS-B-HR(Mitsubishi Electric) Data error
- OSA24RS(Mitsubishi Electric) Data error
- MBE405W(Mitsubishi Electric) Data error
- MPCI scale(Mitsubishi Heavy Industries) Detection position deviance (Note) A drive unit processes all reset types of alarms as "PR". However, "AR" will be applied according to the encoder.
001E Machine side dtc: Error 4
Details
An error was detected by the encoder connected to the machine side. The error details are different according to the encoder type.
- Servo stop method: Dynamic stop
- Spindle stop method: Coast to a stop [Encoder alarm (Servo drive unit)]
- AT343, AT543, AT545, ST748(Mitsutoyo) ROM/RAM error
- LC193M, LC493M, LC195M, LC495M, LC291M, RCN223M, RCN227M, RCN727M, RCN827M, EIB Se­ries(HEIDENHAIN) ROM/RAM error
- MPRZ Scale(Mitsubishi Heavy Industries) Scale breaking
- SAM/SVAM/GAM/LAM/HAM Series (FAGOR) H/W error [Encoder alarm (Spindle drive unit)]
- MPCI scale(Mitsubishi Heavy Industries) Scale breaking (Note) A drive unit processes all reset types of alarms as "PR". However, "AR" will be applied according to the encoder.
001F Machine side dtc: Commu error
Details
An error was detected in the communication with the machine side encoder.
- Servo stop method: Dynamic stop
- Spindle stop method: Coast to a stop
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M800/M80 Series Alarm/Parameter Manual 3 Servo/Spindle Alarms (S)
0020 Motor side dtc: No signal
Details
When an excessive error alarm occurred, no signal from the motor side detector was detected.
0021 Machine side dtc: No signal
Details
In the machine side encoder, ABZ-phase feedback cannot be returned even when the motor moves.
- Servo stop method: Dynamic stop
- Spindle stop method: Coast to a stop
0023 Excessive speed error
Details
The state that there is a difference between the actual speed and command speed continued for longer than the excessive speed deviation timer setting.
- Spindle stop method: Coast to a stop
0024 Grounding
Details
The motor power cable is in contact with FG (Frame Ground).
- Servo stop method: Dynamic stop
- Spindle stop method: Coast to a stop
0025 Absolute position data lost
Details
The absolute position data was lost in the encoder.
- Servo stop method: Initial error
0026 Unused axis error
Details
In the multi-axis drive unit, there is an axis set to free, and the other axis detected a power module error.
- Servo stop method: Dynamic stop
- Spindle stop method: Coast to a stop
0027 Machine side dtc: Error 5
Details
An error was detected by the encoder connected to the machine side. The error details are different according to the encoder type.
- Servo stop method: Dynamic stop
- Spindle stop method: Coast to a stop [Encoder alarm (Servo drive unit)]
- MDS-B-HR(Mitsubishi Electric) Scale not connected
- AT343, AT543, AT545, ST748(Mitsutoyo) CPU error
- LC193M, LC493M, LC195M, LC495M, LC291M, RCN223M, RCN227M, RCN727M, RCN827M, EIB Se­ries(HEIDENHAIN) CPU error
- MPRZ Scale(Mitsubishi Heavy Industries) Absolute value detection fault
- SAM/SVAM/GAM/LAM/HAM Series (FAGOR) CPU error [Encoder alarm (Spindle drive unit)]
- MDS-B-HR(Mitsubishi Electric) Connection error
- EIB Series(HEIDENHAIN) CPU error (Note) A drive unit processes all reset types of alarms as "PR". However, "AR" will be applied according to the encoder.
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M800/M80 Series Alarm/Parameter Manual 3 Servo/Spindle Alarms (S)
0028 Machine side dtc: Error 6
Details
An error was detected by the encoder connected to the machine side. The error details are different according to the encoder type.
- Servo stop method: Dynamic stop
- Spindle stop method: Coast to a stop [Encoder alarm (Servo drive unit)]
- AT343, AT543, AT545, ST748(Mitsutoyo) Photoelectric type overspeed
- LC193M, LC493M, LC195M, LC495M, LC291M, RCN223M, RCN227M, RCN727M, RCN827M, EIB Se­ries(HEIDENHAIN) Overspeed
- SR67A, SR75, SR85, SR77, SR87, RU77(Magnescale) Over speed
- RL40N/RA Series (Renishaw) Overspeed error [Encoder alarm (Spindle drive unit)]
- TS5690, TS5691(Mitsubishi Electric) Overspeed
- EIB Series(HEIDENHAIN) Overspeed (Note) A drive unit processes all reset types of alarms as "PR". However, "AR" will be applied according to the encoder.
0029 Machine side dtc: Error 7
Details
An error was detected by the encoder connected to the machine side. The error details are different according to the encoder type.
- Servo stop method: Dynamic stop
- Spindle stop method: Coast to a stop [Encoder alarm (Servo drive unit)]
- AT343, AT543, AT545, ST748(Mitsutoyo) Static capacity type error
- LC193M, LC493M, LC195M, LC495M, LC291M, RCN223M, RCN227M, RCN727M, RCN827M, EIB Se­ries(HEIDENHAIN) Absolute position data error
- MPRZ Scale(Mitsubishi Heavy Industries) Gain fault
- SR67A, SR75, SR85, SR77, SR87, RU77(Magnescale) Absolute position data error [Encoder alarm (Spindle drive unit)]
- MPCI scale(Mitsubishi Heavy Industries) Gain fault (Note) A drive unit processes all reset types of alarms as "PR". However, "AR" will be applied according to the encoder.
002A Machine side dtc: Error 8
Details
An error was detected by the encoder connected to the machine side. The error details are different according to the encoder type.
- Servo stop method: Dynamic stop
- Spindle stop method: Coast to a stop [Encoder alarm (Servo drive unit)]
- MBA405W(Mitsubishi Electric) Count error
- AT343, AT543, AT545, ST748(Mitsutoyo) Photoelectric type error
- LC193M, LC493M, LC195M, LC495M, LC291M, RCN223M, RCN227M, RCN727M, RCN827M, EIB Se­ries(HEIDENHAIN) Relative position data error
- MPRZ Scale(Mitsubishi Heavy Industries) Phase fault
- SR67A, SR75, SR85, SR77, SR87, RU77(Magnescale) Relative position data error [Encoder alarm (Spindle drive unit)]
- TS5690, TS5691(Mitsubishi Electric) Relative position data error
- MBE405W(Mitsubishi Electric) Count error
- EIB Series(HEIDENHAIN) Relative position data error
- MPCI scale(Mitsubishi Heavy Industries) Phase fault (Note) A drive unit processes all reset types of alarms as "PR". However, "AR" will be applied according to the encoder.
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M800/M80 Series Alarm/Parameter Manual 3 Servo/Spindle Alarms (S)
002B Motor side dtc: Error 1
Details
An error was detected by the encoder connected to the motor side. The error details are different according to the encoder type.
- Servo stop method: Dynamic stop
- Spindle stop method: Coast to a stop [Encoder alarm (Servo drive unit)]
- OSA405, OSA676, OSA105ET2A, OSA166ET2NA(Mitsubishi Electric) Memory alarm
- OSA24RS(Mitsubishi Electric) CPU alarm
- MDS-B-HR(Mitsubishi Electric) Memory error
- MBA405W(Mitsubishi Electric) CPU error
- AT343, AT543, AT545, ST748(Mitsutoyo) Initialization error
- LC193M, LC493M, LC195M, LC495M, LC291M, RCN223M, RCN227M, RCN727M, RCN827M, EIB Se­ries(HEIDENHAIN) Initialization error
- MPRZ Scale(Mitsubishi Heavy Industries) Installation accuracy fault
- SR67A, SR75, SR85, SR77, SR87, RU77(Magnescale) Laser diode error
- RL40N/RA Series(Renishaw) Initialization error [Encoder alarm (Spindle drive unit)]
- TS5690, TS5691(Mitsubishi Electric) Memory error
- MDS-B-HR(Mitsubishi Electric) Initialization error
- OSA24RS(Mitsubishi Electric) CPU error
- MBE405W(Mitsubishi Electric) CPU error
- EIB Series(HEIDENHAIN) Initialization error
- MPCI scale(Mitsubishi Heavy Industries) Installation accuracy fault (Note) A drive unit processes all reset types of alarms as "PR". However, "AR" will be applied according to the encoder.
002C Motor side dtc: Error 2
Details
An error was detected by the encoder connected to the motor side. The error details are different according to the encoder type.
- Servo stop method: Dynamic stop
- Spindle stop method: Coast to a stop [Encoder alarm (Servo drive unit)]
- OSA405, OSA676, OSA105ET2A, OSA166ET2NA(Mitsubishi Electric) LED alarm
- MBA405W(Mitsubishi Electric) Waveform error
- AT343, AT543, AT545, ST748(Mitsutoyo) EEPROM error
- LC193M, LC493M, LC195M, LC495M, LC291M, RCN223M, RCN227M, RCN727M, RCN827M, EIB Se­ries(HEIDENHAIN) EEPROM error
- SR67A, SR75, SR85, SR77, SR87, RU77(Magnescale) System memory error [Encoder alarm (Spindle drive unit)]
- TS5690, TS5691(Mitsubishi Electric) Waveform error
- MBE405W(Mitsubishi Electric) Waveform error
- EIB Series(HEIDENHAIN) EEPROM error (Note) A drive unit processes all reset types of alarms as "PR". However, "AR" will be applied according to the encoder.
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M800/M80 Series Alarm/Parameter Manual 3 Servo/Spindle Alarms (S)
002D Motor side dtc: Error 3
Details
An error was detected by the encoder connected to the motor side. The error details are different according to the encoder type.
- Servo stop method: Dynamic stop
- Spindle stop method: Coast to a stop [Encoder alarm (Servo drive unit)]
- OSA405, OSA676, OSA105ET2A, OSA166ET2NA(Mitsubishi Electric) Data alarm
- OSA24RS(Mitsubishi Electric) Data alarm
- MDS-B-HR(Mitsubishi Electric) Data error
- MBA405W(Mitsubishi Electric) Data error
- AT343, AT543, AT545, ST748(Mitsutoyo) Photoelectric type, static capacity type data mismatch
- LC193M, LC493M, LC195M, LC495M, LC291M, RCN223M, RCN227M, RCN727M, RCN827M, EIB Se­ries(HEIDENHAIN) Relative/ absolute position data mismatch
- MPRZ Scale(Mitsubishi Heavy Industries) Detection position deviance
- SR67A, SR75, SR85, SR77, SR87, RU77(Magnescale) Encoder mismatch error
- SAM/SVAM/GAM/LAM/HAM Series (FAGOR) Absolute position detection error
- RL40N/RA Series (Renishaw) Absolute position data error [Encoder alarm (Spindle drive unit)]
- MDS-B-HR(Mitsubishi Electric) Data error
- OSA24RS(Mitsubishi Electric) Data error
- MBE405W(Mitsubishi Electric) Data error
- MPCI scale(Mitsubishi Heavy Industries) Detection position deviance (Note) A drive unit processes all reset types of alarms as "PR". However, "AR" will be applied according to the encoder.
002E Motor side dtc: Error 4
Details
An error was detected by the encoder connected to the motor side. The error details are different according to the encoder type.
- Servo stop method: Dynamic stop
- Spindle stop method: Coast to a stop [Encoder alarm (Servo drive unit)]
- AT343, AT543, AT545, ST748(Mitsutoyo) ROM/RAM error
- LC193M, LC493M, LC195M, LC495M, LC291M, RCN223M, RCN227M, RCN727M, RCN827M, EIB Se­ries(HEIDENHAIN) ROM/RAM error
- MPRZ Scale(Mitsubishi Heavy Industries) Scale breaking
- SAM/SVAM/GAM/LAM/HAM Series (FAGOR) H/W error [Encoder alarm (Spindle drive unit)]
- MPCI scale(Mitsubishi Heavy Industries) Scale breaking (Note) A drive unit processes all reset types of alarms as "PR". However, "AR" will be applied according to the encoder.
002F Motor side dtc: Commu error
Details
An error was detected in the communication with the motor side encoder.
- Servo stop method: Dynamic stop
- Spindle stop method: Coast to a stop
0030 Over regeneration
Details
Over-regeneration level exceeded 100%. The regenerative resistor is overloaded.
- Servo stop method: Dynamic stop
- Spindle stop method: Coast to a stop
0031 Overspeed
Details
The motor speed exceeded the allowable speed.
- Servo stop method: Deceleration stop
- Spindle stop method: Deceleration stop
0032 Power module overcurrent
Details
The power module detected the overcurrent.
- Servo stop method: Dynamic stop
- Spindle stop method: Coast to a stop
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M800/M80 Series Alarm/Parameter Manual 3 Servo/Spindle Alarms (S)
0033 Overvoltage
Details
The bus voltage in main circuit exceeded the allowable value.
- Servo stop method: Dynamic stop
- Spindle stop method: Coast to a stop
0034 NC-DRV commu: CRC error
Details
The data received from the NC was outside the setting range.
- Servo stop method: Deceleration stop
- Spindle stop method: Deceleration stop
0035 NC command error
Details
The travel command data received from the NC was excessive.
- Servo stop method: Deceleration stop
- Spindle stop method: Deceleration stop
0036 NC-DRV commu: Commu error
Details
The communication with the NC was interrupted.
- Servo stop method: Deceleration stop
- Spindle stop method: Deceleration stop
0037 Initial parameter error
Details
An incorrect set value was detected among the parameters send from the NC at the power ON. In the SLS (Safely Limited Speed) function, an error was detected in the relation between the safety speed and safety rotation number in the speed observation mode.
- Servo stop method: Initial error
- Spindle stop method: Initial error
0038 NC-DRV commu: Protocol error 1
Details
An error was detected in the communication frames received from the NC. Or, removing an axis or changing an axis was performed in the synchronous control.
- Servo stop method: Deceleration stop
- Spindle stop method: Deceleration stop
0039 NC-DRV commu: Protocol error 2
Details
An error was detected in the axis data received from the NC. Or, in changing an axis, the parameter setting of the synchronous control was applied when the axis was in­stalled.
- Servo stop method: Deceleration stop
- Spindle stop method: Deceleration stop
003A Overcurrent
Details
Excessive motor drive current was detected.
- Servo stop method: Dynamic stop
- Spindle stop method: Coast to a stop
003B Power module overheat
Details
The power module detected an overheat.
- Servo stop method: Dynamic stop
- Spindle stop method: Coast to a stop
003C Regeneration circuit error
Details
An error was detected in the regenerative transistor or in the regenerative resistor.
- Servo stop method: Dynamic stop
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003D Pw sply volt err acc/dec
Details
A motor control error during acceleration/deceleration, due to a power voltage failure, was detected.
- Servo stop method: Dynamic stop
003E Magnet pole pos detect err
Details
The magnetic pole position, detected in the magnetic pole position detection control, is not correctly detected.
- Servo stop method: Dynamic stop
- Spindle stop method: Coast to a stop
0040 Detector select unit swtch err
Details
An error was detected in the motor switching signals that were received from the detector selection unit, while controlling one drive unit and two motors.
0041 Feedback error 3
Details
Either a missed feedback pulse in the motor side encoder or an error in the Z-phase was detected in the full closed loop system.
- Servo stop method: Dynamic stop
- Spindle stop method: Coast to a stop
0042 Feedback error 1
Details
Either a missed feedback pulse in the position detection or an error in the Z-phase was detected. Or the dis­tance-coded reference check error exceeded the allowable value when the distance-coded reference scale was used.
- Servo stop method: Dynamic stop
- Spindle stop method: Coast to a stop
0043 Feedback error 2
Details
An excessive difference in feedback was detected between the machine side encoder and the motor side en­coder.
- Servo stop method: Dynamic stop
- Spindle stop method: Coast to a stop
0044 Inappropriate coil for C axis
Details
When using a coil changeover motor, C-axis was controlled while the high-speed coil was selected.
0045 Fan stop
Details
An overheat of the power module was detected during the cooling fan stopping.
- Servo stop method: Dynamic stop
- Spindle stop method: Coast to a stop
0046 Motor overheat
Details
Either the motor or the motor side encoder detected an overheat. Or, the thermistor signal receiving circuit of the linear motor or DD motor was disconnected. Or, the thermistor signal receiving circuit was short-circuited.
- Servo stop method: Deceleration stop
- Spindle stop method: Deceleration stop
0047 Regenerative resistor overheat
Details
Thermal protection function of the regenerative resistor, has started its operation.
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M800/M80 Series Alarm/Parameter Manual 3 Servo/Spindle Alarms (S)
0048 Motor side dtc: Error 5
Details
An error was detected by the encoder connected to the main side. The error details are different according to the connected encoder.
- Servo stop method: Dynamic stop
- Spindle stop method: Coast to a stop [Encoder alarm (Servo drive unit)]
- MDS-B-HR(Mitsubishi Electric) Scale not connected
- AT343, AT543, AT545, ST748(Mitsutoyo) CPU error
- LC193M, LC493M, LC195M, LC495M, LC291M, RCN223M, RCN227M, RCN727M, RCN827M, EIB Se­ries(HEIDENHAIN) CPU error
- MPRZ Scale(Mitsubishi Heavy Industries) Absolute value detection fault
- SAM/SVAM/GAM/LAM/HAM Series (FAGOR) CPU error [Encoder alarm (Spindle drive unit)]
- MDS-B-HR(Mitsubishi Electric) Connection error
- EIB Series(HEIDENHAIN) CPU error (Note) A drive unit processes all reset types of alarms as "PR". However, "AR" will be applied according to the encoder.
0049 Motor side dtc: Error 6
Details
An error was detected by the encoder connected to the main side. The error details are different according to the connected encoder.
- Servo stop method: Dynamic stop
- Spindle stop method: Coast to a stop [Encoder alarm (Servo drive unit)]
- AT343, AT543, AT545, ST748(Mitsutoyo) Photoelectric type overspeed
- LC193M, LC493M, LC195M, LC495M, LC291M, RCN223M, RCN227M, RCN727M, RCN827M, EIB Se­ries(HEIDENHAIN) Overspeed
- SR67A, SR75, SR85, SR77, SR87, RU77(Magnescale) Over speed
- RL40N/RA Series (Renishaw) Overspeed error [Encoder alarm (Spindle drive unit)]
- TS5690, TS5691(Mitsubishi Electric) Overspeed
- EIB Series(HEIDENHAIN) Overspeed (Note) A drive unit processes all reset types of alarms as "PR". However, "AR" will be applied according to the encoder.
004A Motor side dtc: Error 7
Details
An error was detected by the encoder connected to the main side. The error details are different according to the connected encoder.
- Servo stop method: Dynamic stop
- Spindle stop method: Coast to a stop [Encoder alarm (Servo drive unit)]
- AT343, AT543, AT545, ST748(Mitsutoyo) Static capacity type error
- LC193M, LC493M, LC195M, LC495M, LC291M, RCN223M, RCN227M, RCN727M, RCN827M, EIB Se­ries(HEIDENHAIN) Absolute position data error
- MPRZ Scale(Mitsubishi Heavy Industries) Gain fault
- SR67A, SR75, SR85, SR77, SR87, RU77(Magnescale) Absolute position data error [Encoder alarm (Spindle drive unit)]
- MPCI scale(Mitsubishi Heavy Industries) Gain fault (Note) A drive unit processes all reset types of alarms as "PR". However, "AR" will be applied according to the encoder.
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004B Motor side dtc: Error 8
Details
An error was detected by the encoder connected to the main side. The error details are different according to the connected encoder.
- Servo stop method: Dynamic stop
- Spindle stop method: Coast to a stop [Encoder alarm (Servo drive unit)]
- MBA405W(Mitsubishi Electric) Count error
- AT343, AT543, AT545, ST748(Mitsutoyo) Photoelectric type error
- LC193M, LC493M, LC195M, LC495M, LC291M, RCN223M, RCN227M, RCN727M, RCN827M, EIB Se­ries(HEIDENHAIN) Relative position data error
- MPRZ Scale(Mitsubishi Heavy Industries) Phase fault
- SR67A, SR75, SR85, SR77, SR87, RU77(Magnescale) Relative position data error [Encoder alarm (Spindle drive unit)]
- TS5690, TS5691(Mitsubishi Electric) Relative position data error
- MBE405W(Mitsubishi Electric) Count error
- EIB Series(HEIDENHAIN) Relative position data error
- MPCI scale(Mitsubishi Heavy Industries) Phase fault (Note) A drive unit processes all reset types of alarms as "PR". However, "AR" will be applied according to the encoder.
004C Current err mag pole estim
Details
Current detection failed at the initial magnetic pole estimation.
- Servo stop method: Dynamic stop
- Spindle stop method: Coast to a stop
004D Dual signal error
Details
An error was detected in the signal related to the dual signal.
- Servo stop method: Dynamic stop
- Spindle stop method: Coast to a stop
004E NC command mode error
Details
An error was detected in the control mode send from the NC.
- Servo stop method: Deceleration stop
- Spindle stop method: Deceleration stop
004F Instantaneous power interrupt
Details
The control power supply has been shut down for 50ms or more.
- Servo stop method: Deceleration stop
- Spindle stop method: Deceleration stop
0050 Overload 1
Details
Overload detection level became 100% or more. The motor or the drive unit is overloaded.
- Servo stop method: Deceleration stop
- Spindle stop method: Deceleration stop
0051 Overload 2
Details
In a servo system, current command of 95% or more of the unit’s max. current was given continuously for 1 second or longer. In a spindle system, current command of 95% or more of the motor’s max. current was given continuously for 1 second or longer.
- Servo stop method: Deceleration stop
- Spindle stop method: Deceleration stop
0052 Excessive error 1
Details
A position tracking error during servo ON was excessive.
- Servo stop method: Deceleration stop
- Spindle stop method: Deceleration stop
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M800/M80 Series Alarm/Parameter Manual 3 Servo/Spindle Alarms (S)
0053 Excessive error 2
Details
A position tracking error during servo OFF was excessive.
- Servo stop method: Dynamic stop
0054 Excessive error 3
Details
There was no motor current feedback when the alarm "Excessive error 1" was detected.
- Servo stop method: Dynamic stop
- Spindle stop method: Coast to a stop
0055 External emergency stop error
Details
There is no contactor shutoff command, even after 30 seconds has passed since the external emergency stop was input.
0058 Collision detection 1: G0
Details
A disturbance torque exceeded the allowable value in rapid traverse modal (G0).
- Servo stop method: Maximum capacity deceleration stop
0059 Collision detection 1: G1
Details
A disturbance torque exceeded the allowable value in the cutting feed modal (G1).
- Servo stop method: Maximum capacity deceleration stop
005A Collision detection 2
Details
A current command with the maximum drive unit current value was detected.
- Servo stop method: Maximum capacity deceleration stop
005B Sfty obsrvation: Cmd spd err
Details
A commanded speed exceeding the safely limited speed was detected in the safely limited mode.
- Servo stop method: Deceleration stop
- Spindle stop method: Deceleration stop
005C Orientation feedback error
Details
After orientation was achieved, a difference between the command and feedback exceeded the parameter set­ting.
005D Sfty obsrvation: Door stat err
Details
The door state signal input in the NC does not coincide with the door state signal input in the drive unit in the safely limited mode. Otherwise, door open state was detected in normal mode.
- Servo stop method: Deceleration stop
- Spindle stop method: Deceleration stop
005E Sfty obsrvation: FB speed err
Details
A motor speed exceeding the safely limited speed was detected in the safely limited mode.
- Servo stop method: Deceleration stop
- Spindle stop method: Deceleration stop
005F External contactor error
Details
A contact of the external contactor is welding.
- Servo stop method: Deceleration stop
- Spindle stop method: Deceleration stop
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0080 Motor side dtc: cable err
Details
The cable type of the motor side encoder cable is for rectangular wave signal.
- Servo stop method: Initial error
0081 Machine side dtc: cable err
Details
The cable type of the machine side encoder cable does not coincide with the encoder type which is set by the parameter.
- Servo stop method: Initial error
0087 Drive unit communication error
Details
The communication frame between drive units was aborted.
- Servo stop method: Dynamic stop
- Spindle stop method: Coast to a stop
0088 Watchdog
Details
The drive unit does not operate correctly.
- Servo stop method: Dynamic stop
- Spindle stop method: Coast to a stop
008A Drivers commu data error 1
Details
The communication data 1 between drivers exceeded the tolerable value in the communication between drive units.
- Servo stop method: Dynamic stop
- Spindle stop method: Coast to a stop
008B Drivers commu data error 2
Details
The communication data 2 between drivers exceeded the tolerable value in the communication between drive units.
- Servo stop method: Dynamic stop
- Spindle stop method: Coast to a stop
Power supply alarms
0060 Pw sply:Inst pw interpt(DC24V)
Details
It was detected that the 24VDC power supply lowered.
0061 Pw sply: Pwr module overcurnt
Details
Overcurrent protection function in the power module has started its operation.
0062 Pw sply: Frequency error
Details
The input power supply frequency increased above the specification range.
0063 Pw sply: Supplement regen err
Details
The supplementary regenerative transistor is being ON.
0065 Pw sply: Rush relay error
Details
A resistor relay for rush short circuit fails to be ON.
0066 Pw sply: Process error
Details
An error occurred in the process cycle.
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0067 Pw sply: Phase interruption
Details
An open-phase condition was detected in input power supply circuit.
0068 Pw sply: Watchdog
Details
The system does not operate correctly.
0069 Pw sply: Grounding
Details
The motor power cable is in contact with FG (Frame Ground).
006A Pw sply: Ext contactor weld
Details
A contact of the external contactor is welding.
006B Pw sply: Rush circuit error
Details
An error was detected in the rush circuit.
006C Pw sply: Main circuit error
Details
An error was detected in charging operation of the main circuit capacitor.
006D Pw sply: Parameter error
Details
An error was detected in the parameter sent from the drive unit.
006E Pw sply: H/W error
Details
An error was detected in the internal memory. An error was detected in the A/D converter. An error was detected in the unit identification.
006F Power supply error
Details
No power supply is connected to the drive unit, or a communication error was detected. When the power supply alarm (6F) is detected in the 2nd part system, the reset method differs depending on
the detected power supply alarm.
0070 Pw sply: External EMG stop err
Details
A mismatch of the external emergency stop input and NC emergency stop input continued for 30 seconds.
0071 Pw sply: Instant pwr interrupt
Details
The power was momentarily interrupted.
0072 Pw sply: Fan stop
Details
A cooling fan built in the power supply unit stopped, and overheat occurred in the power module.
0073 Pw sply: Over regeneration
Details
Over-regeneration detection level became over 100%. The regenerative resistor is overloaded. This alarm cannot be reset for 15 min from the occurrence to protect the regeneration resistor. Leave the drive system energized for more than 15 min, then turn the power ON to reset the alarm.
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0074 Pw sply: Option unit error
Details
An alarm was detected in the power backup unit (power supply option unit). Check the LED display of the power backup unit to identify what alarm is occurring to the power backup unit.
Refer to the instruction manual of your drive unit for details.
0075 Pw sply: Overvoltage
Details
L+ and L- bus voltage in main circuit exceeded the allowable value. As the voltage between L+ and L- is high immediately after this alarm, another alarm may occur if this alarm is reset in a short time. Wait more than 5 min before resetting so that the voltage drops.
0076 Pw sply: Function setting err
Details
The rotary switch setting of external emergency stop is not correct, or a wrong external emergency stop signal is input.
Undefined area for the rotary switch is selected.
0077 Pw sply: Power module overheat
Details
Thermal protection function in the power module has started its operation.
007F Drv unit pw supply restart req
Details
A mismatch of program mode selection was detected. Turn the drive unit power ON again.
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M800/M80 Series Alarm/Parameter Manual 3 Servo/Spindle Alarms (S)

3.2 Initial Parameter Errors (S02)

S02 Initial parameter error 2201-2264 (Axis name)
Details
The servo parameter setting data is illegal.The alarm No. is the No. of the servo parameter where the error occurred.
Remedy
Check the descriptions for the appropriate servo parameters and correct them.
S02 Initial parameter error 2301 (Axis name)
Details
The number of constants to be used in the following functions is too large: Electronic gears. Position loop gain. Speed feedback conversion.
Remedy
Check that all the related parameters are specified correctly. sv001:PC1, sv002:PC2, sv003:PGN1 sv018:PIT, sv019:RNG1, sv020:RNG2
S02 Initial parameter error 2302 (Axis name)
Details
When high-speed serial incremental detector (OSE104, OSE105) is connected,parameters for absolute posi­tion are set to ON. Set the parameters for absolute position detection to OFF. To detect an absolute position, replace the incremental specification detector with an absolute position detec­tor.
Remedy
Check that all the related parameters are specified correctly. sv017:SPEC, sv025:MTYP
S02 Initial parameter error 2303 (Axis name)
Details
No servo option is found. The closed loop (including the ball screw-end detector) or dual feedback control is an optional function.
Remedy
Check that all the related parameters are specified correctly. sv025:MTYP/pen sv017:SPEC/dfbx
S02 Initial parameter error 2304 (Axis name)
Details
No servo option is found. The SHG control is an optional function.
Remedy
Check that all the related parameters are specified correctly. sv057:SHGC sv058:SHGCsp
S02 Initial parameter error 2305 (Axis name)
Details
No servo option is found. The adaptive filtering is an optional function.
Remedy
Check that all the related parameters are specified correctly. sv027:SSF1/aflt
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S02 Initial parameter error:PR 13001-13256 (Axis name)
Details
Parameter error The spindle parameter setting data is illegal. The alarm No. is the No. of the spindle parameter where the error occurred.
Remedy
Check the descriptions for the appropriate spindle parameters and correct them. Even when the parameter is set to a value within the setting range, an error is occurring due to the hardware compatibility or specifications or in relation to several other parameters. Refer to "Parameter Numbers during Initial Parameter Error" of each drive unit instruction manual for details.
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M800/M80 Series Alarm/Parameter Manual 3 Servo/Spindle Alarms (S)

3.3 Safety Function Errors (S05)

S05 Safety function error 0001 (Axis name)
Details
The STO signal has been input through the CN8 connector.
Remedy
Make sure that a short-circuiting connector has been inserted into CN8.
S05 Safety function error 0002 (Axis name)
Details
STO signal is input by dedicated wiring STO function during servo ON.
Remedy
Refer to the manual of drive unit.
S05 Safety function error 0004 (Axis name)
Details
STO signal is illegally input by dedicated wiring STO function during servo OFF. (Illegal input : Signal input state for STO1 and STO2 is mismatched.)
Remedy
Refer to the manual of drive unit.
S05 Safety function error 0006 (Axis name)
Details
STO signal is illegally input by dedicated wiring STO function during servo ON. (Illegal input : Signal input state for STO1 and STO2 is mismatched.)
Remedy
Refer to the manual of drive unit.
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M800/M80 Series Alarm/Parameter Manual 3 Servo/Spindle Alarms (S)

3.4 Parameter Errors (S51)

S51 Parameter error 2201-2264 (Axis name)
Details
Servo parameter setting data is illegal.The alarm No. is the No. of the servo parameter where the warning oc­curred.
Remedy
Check the descriptions for the appropriate servo parameters and correct them.
S51 Parameter error 13001-13256 (Axis name)
Details
Spindle parameter setting data is illegal. The alarm No. is the No. of the spindle parameter where the warning occurred.
Remedy
Check the descriptions for the appropriate spindle parameters and correct them. Even when the parameter is set to a value within the setting range, an error is occurring due to the hardware compatibility or specifications or in relation to several other parameters. Refer to "Parameter Numbers during Initial Parameter Error" of each drive unit instruction manual for details.
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M800/M80 Series Alarm/Parameter Manual 3 Servo/Spindle Alarms (S)

3.5 Servo Warnings (S52)

SS
Servo warning is displayed in the following format.
Alarm class Message
S52 Servo warning
Alarm No. (Parameter No.) consists of four digits (0096 to). Servo warnings are explained in ascending order of the Alarm No. (Parameter No.) The four digits on the left part of each warning indicate the Alarm No. (Parameter No.)
(Note) For the details of servo warnings, refer to your drive unit's instruction manual.
Drive unit warnings
0093 Init abs pos fluctuation
Details
The position data have fluctuated during the absolute position initializing.
0096 Scale feedback error
Details
An excessive difference in feedback amount was detected between the main side encoder and the MPI scale in MPI scale absolute position detection system.
- Reset method: Automatically reset once the cause of the warning is removed.
0097 Scale offset error
Details
An error was detected in the offset data that is read at the NC power-ON in MPI scale absolute position detec­tion system.
009B Detec cnv: Mag pole shift warn
Details
The difference between the magnetic pole position after the phase Z has been passed (magnetic pole shift amount:SV028) and the initially detected position is excessive in the built-in motor's incremental control sys­tem. The magnetic pole is controlled by the initial detection value.
- Reset method: Automatically reset once the cause of the warning is removed.
009E Abs pos dtc: Rev count error
Details
An error was detected in the revolution counter data of the absolute position encoder. The accuracy of absolute position is not guaranteed.
- Reset method: Automatically reset once the cause of the warning is removed.
009F Battery voltage drop
Details
The battery voltage to be supplied to the absolute position encoder is dropping.
Axis name Servo : Axis name Spindle : "S1", "S2", "S3" ...
Alarm No. (Parameter No.) Message Alarm class
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00A3 In initial setup of ABS posn.
Details
This warning is detected until the axis reaches the reference position during the initial setup of the distance­coded reference check function. This warning turns OFF after the axis has reached the position, thus set the value displayed on the drive monitor to the parameter. This warning is detected during the initial setup of MBA405W. This warning turns OFF after the initial setup is completed by having the axis pass the Z-phase of MBA405W and turning the NC power ON again.
- Reset method: Automatically reset once the cause of the warning is removed.
00A4 Dual signal warning
Details
An input was detected in the signal related to the dual signal.
00A6 Fan stop warning
Details
A cooling fan in the drive unit stopped.
- Reset method: Automatically reset once the cause of the warning is removed.
00A8 Turret indexing warning
Details
The designated position shift amount of turret indexing is outside the setting range.
00A9 Orientation feedback warning
Details
As an orientation feedback error occurred, the retrial has been conducted.
00E0 Over regeneration warning
Details
Over-regeneration detection level exceeded 80%.
- Reset method: Automatically reset once the cause of the warning is removed.
00E1 Overload warning
Details
A level of 80% of the Overload 1 alarm state was detected.
- Reset method: Automatically reset once the cause of the warning is removed.
00E2 Cont high-speed rev warning
Details
The motor was continuously rotated at a speed exceeding the rated speed.
00E3 Abs pos counter warning
Details
Deviation between the absolute and relative position data was detected.
00E4 Set parameter warning
Details
An incorrect set value was detected among the parameters send from the NC in the normal operation.
- Reset method: Automatically reset once the cause of the warning is removed.
00E6 Control axis detach warning
Details
A control axis is being detached. (State display)
- Reset method: Automatically reset once the cause of the warning is removed.
00E7 In NC emergency stop state
Details
In NC emergency stop. (State display)
- Stop method: Deceleration stop enabled
- Reset method: Automatically reset once the cause of the warning is removed.
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00E8 Pw sply: Ov supplmnt regen frq
Details
Regeneration that are beyond the power supply limitation has frequently occurred.
Power supply warnings
00E9 Instant pwr interrupt warning
Details
The power was momentarily interrupted.
00EA In external EMG stop state
Details
External emergency stop signal was input.
- Reset method: Automatically reset once the cause of the warning is removed.
00EB Pw sply: Over regenerat warn
Details
Over-regeneration detection level exceeded 80%.
- Reset method: Automatically reset once the cause of the warning is removed.
00EE Pw sply: Fan stop warning
Details
A cooling fan built in the power supply unit stopped.
- Reset method: Automatically reset once the cause of the warning is removed.
00EF Pw sply: Option unit warning
Details
A warning was detected in the power backup unit (power supply option unit). Check the LED display of the power backup unit to identify what warning is occurring to the power backup unit.
Refer to the instruction manual of your drive unit for details.
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3.6 Safety Function Warnings (S53)

S53 Safety function warning 0001 (Axis name)
Details
The system has been set in the STO state. The STO state is also entered at the time of emergency stop, but in this case, this warning will not appear be­cause the emergency stop has priority.
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MCP Alarms (Y)

M800/M80 Series Alarm/Parameter Manual 4 MCP Alarms (Y)
4MCP Alarms (Y)
Y02 System alm: Process time over 0050
Details
System alarm: Process time is over.
Remedy
The software or hardware may be damaged. Contact the service center.
(Note) When two or more "Y02 System alarms" occur at the same time, only the alarm which has occurred first
is displayed.
Y02 SV commu er: Data ID error 0051 xy03
Details
A communication error has occurred between controller and drive unit. x: Channel No. (0 to) y: Drive unit rotary switch No. (0 to)
Remedy
Take measures against noise. Check for any failure of the communication cable connectors between controller and drive unit or between
two drive units. Check for any failure of the communication cables between controller and drive unit or between two drive units. A drive unit may be faulty. Take a note of the 7-segment LED contents of each drive unit and contact the Service Center. Update the drive unit software version.
(Note) When two or more "Y02 System alarms" occur at the same time, only the alarm which has occurred first
is displayed.
Y02 SV commu er: Recv frame No. 0051 xy04
Details
A communication error has occurred between controller and drive unit. x: Channel No. (from 0) y: Drive unit rotary switch No. (from 0)
Remedy
Take measures against noise. Check for any failure of the communication cable connectors between controller and drive unit or between
two drive units. Check for any failure of the communication cables between controller and drive unit or between two drive units. A drive unit may be faulty. Take a note of the 7-segment LED contents of each drive unit and contact the Service Center. Update the drive unit software version.
(Note) When two or more "Y02 System alarms" occur at the same time, only the alarm which has occurred first
is displayed.
Y02 SV commu er: Commu error 0051 x005
Details
A communication error has occurred between controller and drive unit. x: Channel No. (from 0)
Remedy
Take measures against noise. Check for any failure of the communication cable connectors between controller and drive unit or between
two drive units. Check for any failure of the communication cables between controller and drive unit or between two drive units. A drive unit may be faulty. Take a note of the 7-segment LED contents of each drive unit and contact the Service Center. Update the drive unit software version.
(Note) When two or more "Y02 System alarms" occur at the same time, only the alarm which has occurred first
is displayed.
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Y02 SV commu er: Connect error 0051 x006
Details
A communication error has occurred between controller and drive unit. x: Channel No. (from 0)
Remedy
Take measures against noise. Check for any failure of the communication cable connectors between controller and drive unit or between
two drive units. Check for any failure of the communication cables between controller and drive unit or between two drive units. A drive unit may be faulty. Take a note of the 7-segment LED contents of each drive unit and contact the Service Center. Update the drive unit software version.
(Note) When two or more "Y02 System alarms" occur at the same time, only the alarm which has occurred first
is displayed.
Y02 SV commu er : Init commu error 0051 xy20
Details
A communication error has occurred between controller and drive unit. A drive unit stopped due to transition failure from initial communication to runtime. x: Channel No. (from 0) y: Drive unit rotary switch No. (from 0)
Remedy
Take measures against noise. Check for any failure of the communication cable connectors between controller and drive unit or between
two drive units. Check for any failure of the communication cables between controller and drive unit or between two drive units. A drive unit may be faulty. Take a note of the 7-segment LED contents of each drive unit and contact the Service Center. Update the drive unit software version.
(Note) When two or more "Y02 System alarms" occur at the same time, only the alarm which has occurred first
is displayed.
Y02 SV commu er: Node detect error 0051 xy30
Details
A communication error has occurred between controller and drive unit. No response from drive unit to the request from NC when setting network configuration. x: Channel No. (from 0) y: Station No. (from 0)
Remedy
Take measures against noise. Check for any failure of the communication cable connectors between controller and drive unit or between
two drive units. Check for any failure of the communication cables between controller and drive unit or between two drive units. A drive unit may be faulty. Take a note of the 7-segment LED contents of each drive unit and contact the Service Center. Update the drive unit software version.
(Note) When two or more "Y02 System alarms" occur at the same time, only the alarm which has occurred first
is displayed.
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Y02 SV commu er: Commu not support 0051 xy31
Details
A communication error has occurred between controller and drive unit. Drive unit's software version doesn't support the communication mode that the controller requires. x: Channel No. (from 0) y: Station No. (from 0)
Remedy
Take measures against noise. Check for any failure of the communication cable connectors between controller and drive unit or between
two drive units. Check for any failure of the communication cables between controller and drive unit or between two drive units. A drive unit may be faulty. Take a note of the 7-segment LED contents of each drive unit and contact the Service Center. Update the drive unit software version.
(Note) When two or more "Y02 System alarms" occur at the same time, only the alarm which has occurred first
is displayed.
Y03 Drive unit unequipped axis name
Details
The drive unit is not correctly connected. Alphabet (axis name): Servo axis drive unit not mounted 1 to 4: PLC axis drive unit not mounted S: No.1 spindle drive unit not mounted T: No.2 spindle drive unit not mounted M: No.3 spindle drive unit not mounted N: No.4 spindle drive unit not mounted
Remedy
Check the drive unit mounting state.
Check the end of the cable wiring. Check for any broken wires. Check the connector insertion. The drive unit input power has not been ON. The drive unit axis No. switch is illegal.
Y05 Initial parameter error
Details
There is a problem in the value set for the number of axes or the number of part systems.
Remedy
Correct the value set for the following corresponding parameters: "#1001 SYS_ON (System validation setup)", "#1002 axisno (Number of axes)", "#1039 spinno (Number of spindles)", etc.
Y06 mcp_no setting error 0001
Details
There is a skipped number in the channels.
Remedy
Check the values set for the following parameters. "#1021 mcp_no (Drive unit I/F channel No. (servo))" "#3031 smcp_no (Drive unit I/F channel No. (spindle))"
Y06 mcp_no setting error 0002
Details
There is a duplicate setting for random layout.
Remedy
Check the values set for the following parameters. "#1021 mcp_no (Drive unit I/F channel No. (servo))" "#3031 smcp_no (Drive unit I/F channel No. (spindle))"
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Y06 mcp_no setting error 0003
Details
The drive unit fixed setting "0000" and random layout setting "****" are both set.
Remedy
Check the values set for the following parameters. "#1021 mcp_no (Drive unit I/F channel No. (servo))" "#3031 smcp_no (Drive unit I/F channel No. (spindle))"
Y06 mcp_no setting error 0004
Details
The spindle/C axis "#1021 mcp_no (Drive unit I/F channel No. (servo))" and "#3031 smcp_no (Drive unit I/F channel No. (spindle))" are not set to the same values.
Remedy
Check the values set for the following parameters. "#1021 mcp_no (Drive unit I/F channel No. (servo))" "#3031 smcp_no (Drive unit I/F channel No. (spindle))"
Y06 mcp_no setting error 0005
Details
A random layout has been set while "#1154 pdoor" has been set to "1" in two-part system.
Remedy
Check the values set for the following parameters. "#1021 mcp_no (Drive unit I/F channel No. (servo))" "#3031 smcp_no (Drive unit I/F channel No. (spindle))"
Y06 mcp_no setting error 0006
Details
The channel No. parameter is not within the setting range.
Remedy
Check the values set for the following parameters. "#1021 mcp_no (Drive unit I/F channel No. (servo))" "#3031 smcp_no (Drive unit I/F channel No. (spindle))"
Y07 Too many axes connected 00xy
Details
The number of axes connected to each channel exceeds the maximum number of connectable axes. The exceeded number of axes per channel is displayed as alarm No.
x: Exceeded number of axes at drive unit interface channel 2 (0 to F) y: Exceeded number of axes at drive unit interface channel 1 (0 to F)
This alarm also occurs when the drive unit is connected only with the 2nd channel without connecting with the 1st channel.
Remedy
Remove connected axes from the channel whose alarm No. is other than '0' for the number displayed as the alarm No. Keep the number of connected axes to or less than the maximum that can be connected.
(Note 1) The number of axes is limited per each drive unit interface channel. (Note 2) Maximum number of axes that can be connected differs depending on whether or not an expansion
unit is available or the setting of '#11012 16 axes for 1ch (Connecting 16 axes for 1ch)'. With the expansion unit, up to eight axes can be connected to a channel. Without the expansion unit, up to eight axes are allowed when '#11012 16 axes for 1ch (Connecting 16 axes for 1ch)' is set to '0', sixteen
axes when set to '1'. (Note 3) If this alarm occurs, the alarm 'Y03 Message: Drive unit unequipped' will not occur. (Note 4) This alarm is displayed taking precedence over the alarm 'Y08 Too many drive units connected' and
'Y09 Too many axisno connected'.
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Y08 Too many drive units connected 00xy
Details
The number of drive units connected to each channel exceeds 8. The exceeded number of drive units per channel is displayed as alarm No.
x: Exceeded number of drive units at drive unit interface channel 2 (0 to F) y: Exceeded number of drive units at drive unit interface channel 1 (0 to F)
Remedy
Remove drive units from the channel whose alarm No. is other than "0" for the number displayed as the alarm No. Keep the number of connected drive units to 8 or less.
(Note 1) The drive unit is not counted when all the axes connected to it are invalid. (Note 2) If this alarm occurs, the alarm "Y03 Message: Drive unit unequipped" will not occur. (Note 3) The alarm "Y07 Too many axes connected" and "Y09 Too many axisno connected" are displayed tak-
ing precedence over this alarm.
Y09 Too many axisno connected 00xy
Details
The No. of the axis (drive unit's rotary switch No.) connected to each channel is bigger than the No. allowed. If the axis No. of each channel is bigger than the No. allowed, "1" is displayed for the alarm No.
x: "1" when the axis No. at drive unit interface channel 2 is too big y: "1" when the axis No. at drive unit interface channel 1 is too big
Remedy
For the channel whose alarm No. is "1", keep the axis No. (drive unit's rotary switch No.) not bigger than the No. allowed.
(Note 1) The axis No. is limited per each drive unit interface channel. (Note 2) The biggest allowed connected axis No. differs depending on whether or not an expansion unit is avail-
able or the setting of "#11012 16 axes for 1ch (Connecting 16 axes for 1ch)". The biggest connectable axis No. is as shown below. With the expansion unit, axes No. '0' to '7' can be connected. Without the expansion unit, axes No. '0' to '7' are allowed when '#11012 16 axes for 1ch (Connecting 16
axes for 1ch)' is set to '0', axes No. '0' to 'F' when set to '1'. (Note 3) If this alarm occurs, the alarm "Y03 Message: Drive unit unequipped" will not occur. (Note 4) This alarm is displayed taking precedence over the alarm "Y08 Too many drive units connected". (Note 5) The alarm "Y07 Too many axes connected" is displayed taking precedence over this alarm.
Y12 No commu. with axis drv unit
Details
Although the high-speed synchronous tapping option is valid, the connected drive unit doesn't support the op­tion.
Remedy
Replace the drive unit with that supports the option. Set "High-speed synchronous tapping disabled axis" parameter as disabled for the axis to which you don't
use the high-speed synchronous tapping.
Y13 No commu. with sp drv unit
Details
Although the high-speed synchronous tapping option is valid, the connected drive unit doesn't support the op­tion.
Remedy
Replace the drive unit with that supports the option. Set "High-speed synchronous tapping disabled axis" parameter as disabled for the spindle to which you
don't use the high-speed synchronous tapping.
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Y15 RIO station No. is too large
Details
Although an RIO unit incompatible with 9 or a greater station No. is connected, the set station No. is 9 or bigger.
Remedy
If an RIO unit incompatible with 9 or a greater station No. is connected, set the station No. to be 8 or small­er. If you wish to use 9 or a greater station No., do not connect the incompatible RIO unit.
Y20 Parameter compare error 0001 (Axis name)
Details
The speed monitoring parameter in the NC does not correspond to the parameter transmitted to the drive unit. The name of the axis with an error is displayed.
Remedy
The NC or the servo drive unit may be damaged. Contact the service center.
Y20 Sfty obsrvation: Cmd spd err 0002 (Axis name)
Details
The speed exceeding the speed set with the parameter was commanded during the speed monitoring mode. The name of the axis with an error is displayed.
Remedy
Check the speed monitoring parameter and the sequence program. Restart the NC.
Y20 Sfty obsrvation: FB pos err 0003 (Axis name)
Details
The commanded position, transmitted to the servo drive unit from NC, is totally different from the feedback po­sition received from the servo drive unit during the speed monitoring mode. The name of the axis with an error is displayed.
Remedy
The NC or the servo drive unit may be damaged. Contact the service center.
Y20 Sfty obsrvation: FB speed err 0004 (Axis name)
Details
Actual rotation speed of the motor is exceeding the speed that has been set with speed monitoring parameter during the speed monitoring mode. The name of the axis with an error is displayed.
Remedy
Correct the speed observation parameter and the sequence program. Restart the NC.
Y20 Door signal: Input mismatch 0005 Door No.
Details
Door state signals on the NC side and the drive side do not match. It may be caused by the followings:
Cable disconnection Damaged door switch Damaged NC or servo drive unit
Remedy
Check the cable. Check the door switch. Restart the NC.
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Y20 No speed observation mode in door open 0006 Door No.
Details
The door open state was detected when the speed monitoring mode was invalid. The causes may be same as the ones for 0005 (Door signal: Input mismatch). Also the sequence program may not be correct.
Remedy
Correct the sequence program. Restart the NC.
Y20 Speed obsv: Para incompatible 0007 (Axis name)
Details
Two speed monitoring parameters are not matched at the rising edge of the "speed monitor mode" signal. The name of the axis with an error is displayed.
Remedy
Correct the relevant parameters so that the two speed monitoring parameters match. Restart the NC.
Y20 Contactor welding detected 0008 Contactor No.
Details
Contactor welding was detected. Displays the bit corresponding to the No. of the abnormal contactor. Some contactors take a while to be shutdown after the servo ready is turned OFF, and the servo ready was turned ON in the meantime.
Remedy
Make sure that contactor's auxiliary B contact signal is output correctly to the device set on "#1330 MC_dp1(Contactor weld detection device 1)" and "#1331 MC_dp2(Contactor weld detection device 2)".
If welding, replace the contactor. Restart the NC.
Y20 No spec: Safety observation 0009
Details
"#2313 SV113 SSF8/bitF (ssc SLS (Safely Limited Speed) function)" and "#13229 SP229 SFNC9/bitF (ssc SLS (Safely Limited Speed) function)" are set for a system with no safety observation option.
Remedy
Disable "#2313 SV113 SSF8/bitF (ssc SLS (Safely Limited Speed) function)" and "#13229 SP229 SFNC9/bitF (ssc SLS (Safely Limited Speed) function)". Then, restart the NC.
Y20 SDIO connector input volt err 0010
Details
24VDC power is not supplied to SDIO connector correctly. (SDIO 4A pin supply voltage was dropped to 16V or less, or 1ms or more instant power interrupt was detected.) In this case, "Pw sply:Inst pw interpt(DC24V)" alarm occurs because the contactor control output signal cannot be controlled. This state remains until restarting the NC even if the cause of the alarm has been removed.
Remedy
Check the wiring. Supply 24VDC power to the SDIO connector. Restart the NC.
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Y20 Device setting illegal 0011
Details
The device set in the parameter "#1353 MC_ct1" (Contactor shutoff output 1 device) does not exist. The device set in the parameter "#1353 MC_ct1" (Contactor shutoff output 1 device) is used as an output
device in PLC program. The safety observation devices 1 to 3 were set with remote I/O assignment disabled.
Remedy
In the parameter"#1353 MC_ct1" (Contactor shutoff output 1 device), set the device to which a remote I/ O is connected. Use the device to control the contactor. Confirm that the devices set by the parameter "#1353 MC_ct1" (Contactor shutoff output 1 device)" are not used as an output device in PLC program. Restart the NC. The observation of the observation speed change signals is not compatible with the safety connector (SDIO). Enable the remote I/O assignment ("#1341 ssc_rio"=1), and connect the observation speed change signal, that is to be input to the NC control unit, to the I/O unit.
Y20 Contactor operation abnormal 0012 Contactor No.
Details
Contactor's operation is not following the NC's commands. Displays the No. of the abnormal contactor.
Remedy
Check and correct "#1353 MC_ct1" (Contactor shutoff output 1 device) setting.Check the wiring for contactor shutoff. Check for contactor's welding.
Restart the NC.
Y20 STO function operation illegal 0013
Details
The drive unit's STO function has failed to work properly.
Remedy
If this alarm has occurred alone, a drive unit failure can be suspected. If other alarms have been generated at the same time, it is also possible that there is communication problem. Check the optical cable wiring.
Y20 STO function illegal at pwr ON 0014
Details
The motor power has not been shut down with the STO function when the NC power was turned ON.
Remedy
If this alarm has occurred alone, a drive unit failure can be suspected. If other alarms have been generated at the same time, it is also possible that there is communication problem. Check the optical cable wiring.
Y20 Dual signal: parameter setting error 0027
Details
A setting of #2118 SscDrSel, #3071 SscDrSelSp, #2180 S_DIN, or #3140 S_DINSp is not correct.
Remedy
- Correct the parameter setting.
Y20 Safety observation: parameter memory error 0031 (Parameter No.))
Details
The following parameters are not consistent with the check data. #2180 S_DIN, #3140 S_DINSp
Remedy
- Correct the parameter setting.
- Restore the backup data, as the parameter or check data may be corrupted.
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Y21 Speed obsv signal: Speed over 0001 (Axis name)
Details
The speed exceeds the safety speed limit when the "speed monitor mode" signal is ON. The name of the axis with an error is displayed.
Remedy
Decelerate the speed to reset the warning and start the speed monitor.
Y40 Machine group-based stop
Details
A machine group-based alarm stop has occurred, or the machine group-based PLC interlock signal has been input.
Remedy
Remove the cause of the stop by alarm.Turn OFF the machine group-based PLC interlock signal.
Y51 Parameter G0tL illegal 0001
Details
The time constant has not been set or exceeded the setting range.
Remedy
Correct "#2004 G0tL (G0 time constant (linear))".
Y51 Parameter G1tL illegal 0002
Details
The time constant has not been set or exceeded the setting range.
Remedy
Correct "#2007 G1tL (G1 time constant (linear))".
Y51 Parameter G0t1 illegal 0003
Details
The time constant has not been set or exceeded the setting range.
Remedy
Correct "#2005 G0t1 (G0 time constant (primary delay) / Second-step time constant for soft acceleration/de­celeration)".
Y51 Parameter G1t1 illegal 0004
Details
The time constant has not been set or exceeded the setting range.
Remedy
Correct "#2008 G1t1 (G1 time constant (primary delay)/Second-step time constant for soft acceleration/decel­eration)".
Y51 Parameter grid space illegal 0009
Details
The grid space is illegal.
Remedy
Correct "#2029 grspc(Grid interval)".
Y51 Parameter stapt1-4 illegal 0012
Details
The time constant has not been set or exceeded the setting range.
Remedy
Correct the parameters from "#3017 stapt1(Tap time constant (Gear: 00))" to "#3020 stapt4(Tap time constant (Gear: 11))".
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Y51 Parameter skip_tL illegal 0015
Details
The time constant has exceeded the setting range.
Remedy
Correct "#2102 skip_tL (Skip time constant linear)".
Y51 Parameter skip_t1 illegal 0016
Details
The time constant has exceeded the setting range.
Remedy
Correct "#2103 skip_t1 (Skip time constant primary delay / Second-step time constant for soft acceleration/de­celeration)".
Y51 Parameter G0bdcc illegal 0017
Details
"#1205 G0bdcc (Acceleration and deceleration before G0 interpolation)" for the 2nd part system is set to ac­celeration/deceleration before G0 interpolation.
Remedy
Correct "#1205 G0bdcc (Acceleration and deceleration before G0 interpolation)".
Y51 OMR-II parameter error 0018
Details
An illegal setting was found in the OMR-II-related parameters. OMR-II has been disabled.
Remedy
Correct the related parameter settings.
Y51 PLC indexing stroke length err 0019
Details
"#12804 aux_tleng (Linear axis stroke length)" has not been set or exceeded the setting range while the linear axis equal indexing is enabled for the PLC indexing axis.
Remedy
Correct "#12804 aux_tleng (Linear axis stroke length)".
Y51 Hi-acc time const unextendable 0020
Details
High-accuracy acceleration/deceleration time constant extension option is unavailable.
Remedy
Adjust the setting of "#1207 G1btL" to be within the range of when the high-accuracy control time constant extension option is OFF. High-accuracy acceleration/deceleration time constant extension option is unavailable for a system con­figured with multiple part systems. Change the system to be made up of a single part system, or set the said option to OFF.
Y51 Superimpos linear G0 error 0022
Details
The time constant has not been set or exceeded the setting range.
Remedy
Check "#2092 plG0tL G0 time constant for superimposition control (linear)".
Y51 Superimpos linear G1 error 0023
Details
The time constant has not been set or exceeded the setting range.
Remedy
Check "#2094 plG1tL G1 time constant for superimposition control (linear)".
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Y51 Primary delay G0time const err 0028
Details
The time constant has not been set or the set time constant is out of the specified range.
Remedy
Correct "#2093 plG0t1 G0 time constant for superimposition (primary delay)/2nd step of soft acceleration/de­celeration".
Y51 Primary delay G1time const err 0029
Details
The time constant has not been set or the set time constant is out of the specified range.
Remedy
Correct "#2095 plG1t1 G1 time constant for superimposition (primary delay)/2nd step of soft acceleration/de­celeration".
Y51 Jerk filter time constant err 0030
Details
Setting of "#12051 Jerk_filtG1" is greater than that of "#1568 SfiltG1". Or setting of "#12052 Jerk_filtG0" is greater than that of "#1569 SfiltG0".
Remedy
Change the setting of "#12051 Jerk_filtG1" to be smaller than "#1568 SfiltG1". Or change the setting of "#12052 Jerk_filtG0" to be smaller than "#1569 SfiltG0".
Y51 Unable to alloc. hi-acc buffer 0031
Details
The high-accuracy acceleration/deceleration buffer has failed to be allocated.
Remedy
The software or hardware may be damaged. Contact the service center.
Y51 Too many hi-speed/accu systems 0032
Details
The parameter "#8040 High-speed high-accuracy control-enabled part system" is set to 1 for three or more part systems.
Remedy
Set the parameter "#8040 High-speed high-accuracy control-enabled part system" to 1 for up to two part sys­tems.
Y51 Parameter G0tL_2 illegal 0033
Details
The time constant is out of the specified range.
Remedy
Correct "#2598 G0tL_2 (G0 time constant 2 (linear))".
Y51 Parameter G0t1_2 illegal 0034
Details
The time constant is out of the specified range.
Remedy
Correct "#2599 G0t1_2 (G0 time constant 2 (primary delay)/Second-step time constant for soft acceleration/ deceleration)".
Y51 3ax line accel G0time const er 0035
Details
The time constant has not been set or the set time constant is out of the specified range.
Remedy
Correct "#2622 pl3G0tL G0 time constant (linear) for 3-axis serial superimposition control".
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Y51 3ax line accel G1time const er 0036
Details
The time constant has not been set or the set time constant is out of the specified range.
Remedy
Correct "#2624 pl3G1tL G1 time constant (linear) for 3-axis serial superimposition control".
Y51 3ax prim delay G0time const er 0037
Details
The time constant has not been set or the set time constant is out of the specified range.
Remedy
Correct "#2623 pl3G0t1 G0 time constant (primary delay) for 3-axis serial superimposition control/2nd step of softacceleration/deceleration".
Y51 3ax prim delay G1time const er 0038
Details
The time constant has not been set or the set time constant is out of the specified range.
Remedy
Correct "#2625 pl3G1t1 G1 time constant (primary delay) for 3-axis serial superimposition control/2nd step of softacceleration/deceleration".
Y51 Machine group No. discrepancy 0039
Details
The machine group Nos. that are used for the machine groupwise alarm stop function are different among the axes related to inclined axis control and synchronous control.
Remedy
Give an identical machine group No. to all the axes related to inclined axis control and synchronous control.
Y51 M-group alarm stop disabled 0040
Details
The machine group-based alarm stop function has been disabled, because both the machine group-based alarm stop and collision detection functions were enabled.
Remedy
Disable the collision detection function if you wish to use the machine group-based alarm stop function.
Y51 Values of PC1/PC2 too large 0101
Details
The PC1 and PC2 settings for the rotary axis are too large.
Remedy
Correct "#2201 SV001 PC1 (Motor side gear ratio)" and "#2202 SV002 PC2 (Machine side gear ratio)".
Y90 No spindle signal 0001-0007
Details
There is an error in the spindle encoder signal. The data transmission to the drive unit is stopped when this error occurs.
Remedy
Check the spindle encoder's feedback cable and the encoder.
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M800/M80 Series Alarm/Parameter Manual 5 System Alarms (Z)
5System Alarms (Z)
Z02 System error
Details
The operation result is illegal.
Remedy
Contact the service center.
Z31 Socket open error(socket) 0001
Details
Socket open error (socket)
Remedy
Set the parameter then turn the power OFF and ON again.
Z31 Socket bind error(bind) 0002
Details
Socket bind error (bind)
Remedy
Set the parameter then turn the power OFF and ON again.
Z31 Connection wait queue error(listen) 0003
Details
Connection wait queue error (listen)
Remedy
Set the parameter then turn the power OFF and ON again.
Z31 Connection request error(accept) 0004
Details
Connection request error (accept)
Z31 Data recv error(socket error) 0005
Details
Data receive error (socket error)
Z31 Data recv error(data error) 0006
Details
Data receive error (data error)
Z31 Data send error(socket error) 0007
Details
Data send error (socket error)
Z31 Data send error(data error) 0008
Details
Data send error (data error)
Z31 Socket close error(close) 000A
Details
Socket close error (close)
Remedy
Set the parameter then turn the power OFF and ON again.
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Z34 DeviceNet error
Details
Any of the following errors has occurred in the DeviceNet unit.
Master function error (X03 is ON)Slave function error (X08 is ON)Message communication error (X05 is ON)
If the errors have occurred in more than one unit, the error No. of the unit with the smallest slot No. is displayed. If the master function, slave function and message communication errors have occurred at the same time, the
error is displayed in the following priority order.
1. Master function error
2. Slave function error
3. Message communication error
Remedy
Select the [Ext. PLC link control] menu on the maintenance screen to open the unit confirmation screen, and check the unit in error and details to cancel the error. For the details of the DeviceNet unit errors, refer to "External PLC Link II (Bus connection) MELSEC-Q Se­ries Appendix 2 (DeviceNet)"BNP-C3039-276 (Appendix 2).
Z35 Direct Socket connection error 0001
Details
- Connection has failed.
- Five or more clients attempted a connection.
Remedy
Check the connection of the network cables, and check for broken wires and a failure of the network con­nection devices such as hub. When using the Direct Socket communication I/F, connect up to four clients.
Z35 Direct Socket receive error 0002
Details
- Receiving data from a client has failed.
Remedy
Check the connection of the network cables, and check for broken wires and a failure of the network con­nection devices such as hub.
Z35 Direct Socket send error 0003
Details
- Sending data to a client has failed.
Remedy
Check the connection of the network cables, and check for broken wires and a failure of the network con­nection devices such as hub.
Z35 Direct Socket timeout error 0004
Details
There was no response from client computers, and a timeout error occurred.
Remedy
Check the connection of the network cables, and check for broken wires and a failure of the network con­nection devices such as hub.
Z35 Direct Socket comm OFF 0005
Details
The direct Socket communication I/F is OFF.
Remedy
Check the parameter "#11051 Direct Socket ON".
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Z36 EcoMonitorLight comm. error
Details
An error has occurred in the communication with EcoMonitorLight.
Remedy
Make sure that the CNC has the same communication settings (station No.,baud rate, parity and stop bit) as the EcoMonitorLight in error.
Make sure that there are no problems with the serial cable connected to the EcoMonitorLight. Make sure to place the serial cable in a low-noise environment.
Z37 EcoMonitorLight qty discrepant
Details
The number of EcoMonitorLight units connected is inconsistent with the setting of the parameter #11061.
Remedy
Make sure that the value set in the parameter #11061 coincides with the number of EcoMonitorLight units con­nected to the CNC. Also make sure all the EcoMonitorLight units connected are powered ON and the station No. is not duplicated.
Z40 Format mismatch
Details
"#1052 MemVal (No. of common variables shared in part system designation)", formatted at "0", was set to "1".
Remedy
Reset "#1052 MemVal (No. of common variables shared in part system designation)" to "0" or format and restart.
Z49 RIO watchdog error
Details
An error has occurred in the remote I/O unit.
Remedy
Turn the power ON again.If this error remains active after the power ON, replace the remote I/O unit.
Z51 E2PROM error 001x
Details
[Type] Z51 E2PROM error 0011: Read error Z51 E2PROM error 0012: Write error
Remedy
If the same alarm is output by the same operation, the cause is an H/W fault. Contact the Service Center.
Z52 Battery fault 000x
Details
The voltage of the battery in the NC control unit has dropped. (The battery used to save the internal data.) 0001: Battery warning 0002: Battery detecting circuit error 0003: Battery alarm
(Note) The display of "Z52 battery fault 0001" can be removed by resetting. However, the warning state will not
be cleared until the battery is replaced.
Remedy
Replace the battery of the NC control unit. Check for any disconnection of the battery cable. After fixing the battery's fault, check the machining program.
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Z53 CNC overheat
Details
The controller or operation board temperature has risen above the designated value. (Note) Temperature warning
When an overheat alarm is detected, the alarm is displayed and the overheat signal is output simultane­ously. Automatic operation will be continued, while restarting after resetting or stopping with M02/M30 is not possible. (Restarting after block stop or feed hold is possible.) The alarm will be cleared and the overheat signal will turn OFF when the temperature drops below the specified temperature. Z53 CNC overheat 000x [000x] (For all models) 0001: The temperature in the control unit is high. The ambient temperature must be lowered immediately when a "Z53 CNC overheat" alarm occurs. How­ever, if the machining needs to be continued, set "#6449/bit7 Control unit temperature alarm ON" to "0". Then the alarm will be invalidated.
Remedy
Cooling measures are required. Turn OFF the controller power, or lower the temperature with a cooler, etc.
Z55 RIO communication stop
Details
An error occurs in the communication between the control unit and remote I/O unit. Disconnection of a cable Fault in remote I/O unit Fault of power supply to remote I/O unit The alarm and the I/O unit No. is displayed when an error occurs in the communication between the control unit and remote I/O unit. The remote I/O unit No. is displayed in eight digits. Two digits (in hexadecimal) are used for each board and part system. [Display format of remote I/O unit No. ] Z55 RIO communication stop __ __ __ __ __ __ __ __ (a) (b) (c) (d)(e) (f) (g) (h) (a)(b): Remote I/O 2nd part system communication interrupted station (c)(d): Remote I/O 1st part system communication interrupted station (e)(f): Remote I/O 3rd part system communication interrupted station (g)(h): Board connection remote I/O communication interrupted station (a)(b) indicates the following station in hexadecimal. bit0: RIO (0th station) bit1: RIO (first station) bit2: RIO (second station) bit3: RIO (third station) bit4: RIO (fourth station) bit5: RIO (fifth station) bit6: RIO (sixth station) bit7: RIO (seventh station) This also applies for the remote I/O 1st part system communication interrupted station, remote I/O 3rd part sys­tem communication interrupted station and board connection remote I/O communication interrupted station.
Remedy
Check and replace the cables. Replace the remote I/O unit. Check the power supply (existence of supply and voltage).
Z57 System warning
Details
Program memory capacity has been set over the value that can be formatted. An expansion device/expansion cassette has not mounted after formatting. The mounted expansion device/expansion cassette is different from the one that was mounted at formatting.
Remedy
Check the followings.
Program memory capacity Mounting of an expansion device/expansion cassette APLC release option
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Z58 ROM write not completed
Details
A machine tool builder macro program has not been written to FROM after being registered/ edited/ copied/ condensed/ merged/ the number changed/ deleted.
Remedy
Write the machine tool builder macro program to FROM.
The program does not need to be written to FROM unless the editing operations and so on need to be valid after the NC power OFF.
Z59 Acc/dec time cnst too large
Details
Acceleration and deceleration time constants are too large. (This alarm is output at the same time as "T02 0206".)
Remedy
Set the larger value for "#1206 G1bF(Maximum speed)". Set the smaller value for "#1207 G1btL(Time constant)". Set the lower feedrate.
Z64 Valid term soon to be expired xx
Details
The valid term will be expired in less than a week. Remaining valid term is xx days.
Remedy
Obtain a decryption code from the machine tool builder and input it in the NC, then turn the power ON again.
Z65 Valid term has been expired
Details
The valid term has been expired with no decryption code input.
Remedy
Obtain a decryption code from the machine tool builder and input it in the NC, then turn the power ON again.
Z67 CC-Link communication error
Details
A communication error occurred during CC-Link communication using CC-Link unit.
Remedy
Refer to "List of Messages" in CC-Link (Master/Slave) Specification manual (BNP-C3039-214).
Z68 CC-Link unconnected
Details
A cable between CC-Link unit and a device is disconnected or broken.
Remedy
Find the unconnected cable by checking SW0080 to SW0083 and connect it.
Z69 External link error 2
Details
A FROM/TO instruction was used while the MELSEC-Q interface expansion module is not installed.
Remedy
Install the MELSEC-Q interface expansion module.
Z69 External link error 3
Details
A negative value was set for an I/O No. in the FROM/TO instruction.
Remedy
Correct the I/O No.
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M800/M80 Series Alarm/Parameter Manual 5 System Alarms (Z)
Z69 External link error 4
Details
A negative value was set for transfer size in the FROM/TO instruction.
Remedy
Correct the transfer size.
Z69 External link error 5
Details
The number of FROM/TO instructions within one scan has exceeded 50.
Remedy
Correct the user PLC (ladder sequence) so that the number of FROM/TO instructions per scan is 50 or less.
Z69 External link error 6
Details
The access to the buffer memory by the FROM/TO instruction has exceeded 12K words per scan.
Remedy
Correct the user PLC (ladder sequence) so that the buffer memory access by the FROM/TO instruction won't exceed 12K words per scan. (The total size of FROM/TO is up to 12K words.)
Z69 External link error 7
Details
A FROM/TO instruction was used in high-speed processing.
Remedy
Delete the FROM/TO instruction from high-speed processing.
Z69 External link error 8
Details
The bit device number designated in the FROM/TO instruction is not a multiple of 16.
Remedy
Correct the bit device number designated in the FROM/TO instruction to be a multiple of 16.
Z69 External link error 9
Details
With a FROM/TO instruction, a value out of the address range (negative value, or 0x8000 or over) was set as the head address of the buffer memory.
Remedy
Correct the head address of the buffer memory.
Z69 External link error 10
Details
An alarm occurred in the MELSEC module mounted on the extension base.
Remedy
Check for any disconnection of the MELSEC module and the cables on the extension base. Then turn the CNC's power ON again.
Z69 External link error 11
Details
The I/O No. designated in the FROM/TO instruction is different from the mounted location of the intelligent func­tion module on the extension base (the module's I/O No.).
Remedy
Correct the I/O No. Then turn the CNC's power ON again.
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Z82 3D machine interference/No machine model 0001
Details
Machine model is not registered.
Remedy
Press RESET to cancel the alarm. Movement can be resumed after the cancellation. However, the 3D machine interference check will become invalid. Inform the machine tool builder if an alarm occurs.
Z82 3D machine interference/Machine model illegal 0002
Details
Machine model is illegal.
Remedy
Press RESET to cancel the alarm. Movement can be resumed after the cancellation. However, the 3D machine interference check will become invalid. Inform the machine tool builder if an alarm occurs.
Z82 3D machine Interference check load excess 003
Details
The calculation of the interference check took time and caused a deceleration.
Remedy
Inform the machine tool builder.Restart the axis in case of a manual operation.In case of an automatic operation, the operation will automatically resume when the processing load of the
interference check decreases.
Z82 3D machine Interference check error 004
Details
The interference check failed.
Remedy
Take a note of the failed status and contact the service center.Press RESET to cancel the alarm. Invalidate the 3D machine interference check to continue the operation.
Z84 Unable to save all the history 0004
Details
The system is unable to store the data due to lack of free space on the internal memory.
Remedy
Ensure sufficient free space on the internal memory.
Z85 OP panel I/O not connected 0001
Details
Failed to recognize the connection between the NC unit and operation panel I/O unit.
Remedy
Make sure an operation panel I/O unit is connected.Make sure an operation panel I/O unit is supplied with power.Check for disconnection of the cable between the NC unit and operation panel I/O unit.
*If you connect no operation panel I/O unit to the NC unit, set the parameter "#1261 set33/bit1" to "1"."
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M800/M80 Series Alarm/Parameter Manual 5 System Alarms (Z)
Z85 No display conn. to panel I/O 0002
Details
No display unit is connected to the operation panel I/O unit.
Remedy
Make sure an operation panel I/O unit for M800W Series is connected.Make sure the display unit is being powered.Check for any cable disconnection between operation panel I/O and display units.
*If operation panel I/O is not connected to display unit in your system configuration, set the parameter "#1261
set33 /bit2" to "0".
Z85 Power ON sequence error 0003
Details
No display unit is connected to the operation panel I/O unit.
Remedy
Make sure an operation panel I/O unit for M800W Series is connected.Make sure the operation panel I/O unit is being powered.Check for any cable disconnection between NC and operation panel I/O units.Make sure the operation panel I/O and display units are connected.
* If operation panel I/O is not connected to display unit in your system configuration, set the parameter "#1261
set33/bit2" to "0".
* If no operation panel I/O is connected in your system configuration, set the parameter "#1261 set33/bit1" to
"1", and "#1261 set33/bit2" to "0".
Z85 Power OFF sequence error 0004
Details
Power OFF sequence has not been executed correctly.
Remedy
Make sure an operation panel I/O unit for M800W Series is connected.Make sure the operation panel I/O unit is being powered.Check for any cable disconnection between NC and operation panel I/O units.Make sure the operation panel I/O and display units are connected.
*If no operation panel I/O is connected in your system configuration, set the parameter "#1261 set33/bit1" to
"1", and "#1261 set33/bit2" to "0".
*If operation panel I/O is not connected to display unit in your system configuration, set the parameter "#1261
set33/bit2" to "0"."
Z85 Display unit shutoff timeout 0005
Details
Timeout has occurred during wait for the display power shutdown when automatic power OFF is being execut­ed.
Remedy
Make sure an operation panel I/O unit for M800W Series is connected.Make sure the operation panel I/O unit is being powered.Check for any cable disconnection between NC and operation panel I/O units.Make sure the operation panel I/O and display units are connected.
*If no operation panel I/O is connected in your system configuration, set the parameter "#1261 set33/bit1" to
"1", and "#1261 set33/bit2" to "0".
* If operation panel I/O is not connected to display unit in your system configuration, set the parameter "#1261
set33/bit2" to "0".
Z92 Memory ECC error 0004
Details
Incorrect data has been read out from the internal memory.
Remedy
Contact the service center.
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Absolute Position Detection System
Alarms (Z7*)
M800/M80 Series Alarm/Parameter Manual 6 Absolute Position Detection System Alarms (Z7*)
6Absolute Position Detection System Alarms (Z7*)
Z70 Abs posn base set incomplete 0001 (Axis name)
Details
Zero point initialization is incomplete. Otherwise, the spindle was removed.
Remedy
Complete zero point initialization. (Note) To release alarm "Z70 Abs data error", enter the parameter data output when establishing the absolute
position and turn ON the power again. For the rotary axis, however, the alarm cannot be released by
entering the parameter data. Zero point initialization: Required
Z70 Absolute position lost 0002 (Axis name)
Details
The absolute position basic point data saved in the NC has been damaged.
Remedy
Set the parameters. If the basic point data is not restored by setting the parameters, perform zero point initial­ization.
(Note) To release alarm "Z70 Abs data error", enter the parameter data output when establishing the absolute
position and turn ON the power again. For the rotary axis, however, the alarm cannot be released by
entering the parameter data. Zero point initialization: (Required)
Z70 Abs posn param changed 0003 (Axis name)
Details
Any of the parameters for absolute position detection has been changed. #1003 iunit #1017 rot #1018 ccw #1040 M_inch #2049 type #2201 PC1 #2202 PC2 #2218 PIT #2219 RNG1 #2220 RNG2 #2225 MTYP
Remedy
Correct the parameter settings. Then turn the power ON again and perform zero point initialization. (Note) To release alarm "Z70 Abs data error", enter the parameter data output when establishing the absolute
position and turn ON the power again. For the rotary axis, however, the alarm cannot be released by
entering the parameter data. Zero point initialization: Required
Z70 Abs posn initial set illegal 0004 (Axis name)
Details
The zero point initialization point is not at the grid position.
Remedy
Perform the zero point initialization again. (Note) To release alarm "Z70 Abs data error", enter the parameter data output when establishing the absolute
position and turn ON the power again. For the rotary axis, however, the alarm cannot be released by
entering the parameter data. Zero point initialization: Required
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M800/M80 Series Alarm/Parameter Manual 6 Absolute Position Detection System Alarms (Z7*)
Z70 Abs posn param restored 0005 (Axis name)
Details
The data has been restored by inputting the parameters during the alarm No.0001, 0002, and 0003.
Remedy
Turn the power ON again to start the operation. (Note) To release alarm "Z70 Abs data error", enter the parameter data output when establishing the absolute
position and turn ON the power again. For the rotary axis, however, the alarm cannot be released by entering the parameter data.
Zero point initialization: Not required
Z70 Abs posn data lost 0080 (Axis name)
Details
The absolute position data has been lost. An error of the multi-rotation counter data in the detector and so on may be the cause. (Liquid penetrates into encoder connector, etc.)
Remedy
Replace the detector and complete zero point initialization. (Note) To release alarm "Z70 Abs data error", enter the parameter data output when establishing the absolute
position and turn ON the power again. For the rotary axis, however, the alarm cannot be released by entering the parameter data.
Zero point initialization: RequiredServo alarm No.: (9E)etc.
Z70 Abs posn error(servo alm 25) 0101 (Axis name)
Details
The servo alarm No. 25 was displayed and the power was turned ON again.
Remedy
Perform zero point initialization again. (Note) To release alarm "Z70 Abs data error", enter the parameter data output when establishing the absolute
position and turn ON the power again. For the rotary axis, however, the alarm cannot be released by entering the parameter data.
Zero point initialization: RequiredServo alarm No.: -25
Z70 Abs posn error(servo alm E3) 0106 (Axis name)
Details
The servo alarm No. E3 was displayed and the power was turned ON again.
Remedy
Perform zero point initialization again. (Note) To release alarm "Z70 Abs data error", enter the parameter data output when establishing the absolute
position and turn ON the power again. For the rotary axis, however, the alarm cannot be released by entering the parameter data.
Zero point initialization: RequiredServo alarm No.: (E3)
Z71 AbsEncoder:Backup voltage drop 0001 (Axis name)
Details
Backup voltage in the absolute position detector dropped.
Remedy
Replace the battery, check the cable connections, and check the detector. Turn the power ON again and per­form zero point initialization.
Zero point initialization: RequiredAlarm reset when power is turned OFF: -(Z70-0101 is displayed after the power is turned ON again.)Servo alarm No.: 25
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Z71 AbsEncoder: Commu error 0003 (Axis name)
Details
Communication with the absolute position detector has been disabled.
Remedy
Check and replace the cables, card or detector. Turn the power ON again and perform zero point initialization.
Zero point initialization: (Required) only when the detector has been replaced. Alarm reset when power is turned OFF: ResetServo alarm No.: 91
Z71 AbsEncoder: Abs data changed 0004 (Axis name)
Details
Absolute position data has been changed at the absolute position establishment.
Remedy
Check and replace the cables, card or detector. Turn the power ON again and perform zero point initialization.
Zero point initialization: (Required) only when the detector has been replaced. Alarm reset when power is turned OFF: ResetServo alarm No.: 93
Z71 AbsEncoder: Serial data error 0005 (Axis name)
Details
An error of the serial data was found in the absolute position detector.
Remedy
Check and replace the cables, card or detector. Turn the power ON again and perform zero point initialization.
Zero point initialization: (Required) only when the detector has been replaced. Alarm reset when power is turned OFF: ResetServo alarm No.: 92
Z71 AbsEncoder: Abs/inc posn diffr 0006 (Axis name)
Details
Servo alarm E3 Absolute position counter warning
Remedy
Operation is possible until the power is turned OFF.
Zero point initialization: (Required) after the power is turned ON again. Alarm reset when power is turned OFF: Reset (Z70-0106 is displayed after the power is turned ON again.) Servo alarm No.: E3
Z71 AbsEncoder: Initial commu er 0007 (Axis name)
Details
Initial communication with the absolute position detector is not possible.
Remedy
Check and replace the cables, card or detector. Turn the power ON again and perform zero point initialization.
Zero point initialization: (Required) only when the detector has been replaced. Alarm reset when power is turned OFF: ResetServo alarm No.: 18
Z72 Message: Position check error (Axis name)
Details
An error is detected at the comparison of detector's absolute position and controller coordinate values in the absolute position detection system.
Remedy
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M800/M80 Series Alarm/Parameter Manual 6 Absolute Position Detection System Alarms (Z7*)
Z73 Battery for abs data fault 0001
Details
Servo alarm 9F Low battery voltage
Remedy
If the battery voltage is low or the cable is damaged, there is no need to initialize the absolute position.
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