EPSON C2900N Service Manual

Laser Printer
Epson AcuLaser C2900N
SEPG11001
Revision B
MiS00001SA
Epson AcuLaser C2900N
Confidential
Revision B
Cautions
Operation contents of this document may be subject to modification without notice.
SEIKO EPSON will not assume responsibility for accidental or incidental damages resulting from technical or editorial errors or omissions in this manual, the issue of this manual, the execution of descriptions in this manual, or the use of this manual.
This document is protected by copyright. Do not photocopy or duplicate any part of this document in any form without written permission from SEIKO EPSON.
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1. About this manual

This manual is a standard service manual of SEIKO EPSON containing information required for maintenance of this laser printer (standard specifications).

2. Marks giving caution

Maintenance operations requiring special cautions or additional information regarding descriptions in this manual are presented as "Warning," "Caution," or "Note," depending on their nature.
If instructions are not observed, death or serious injury may result.
If instructions are not observed, injuries to workers or physical damage to assets (including this laser printer) may result.
Essentials for procedures, steps, rules, and others.
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Reference Incidental information to descriptions.

3. Related documents

- Instruction manuals (standard manuals) Describe the operation and handling of this laser printer.
- Performance specifications Describe in detail various specifications of this laser printer. (In the event of a discrepancy between this ma nu al an d the performance specifications, the performance specifications take pr ec ed e nc e.)
- Spare parts list Information on maintenance parts (spare parts) for this laser printer.
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4. Safety

To prevent possible accidents during maintenance operation, you should observe strictly the "Warning" and "Caution" information in this manual. Avoid dangerous operations and opera tio ns ou t of the sco p e of this ma nu al. Various processes not covered by this manual may be required in actual operations, and should be performed carefully, always giving attention to safety.

4.1 Power source

Keep the power plug disconnected during the maintenance operation to prevent electric shock, burns and other damages. If the power supply should be kept connected to measure voltage or for other similar reasons, take sufficient care to prevent electric shock, by following the procedures in this manual.
While the printer is on, never touch live parts if not required.
Power is supplied to the power switch / inlet even while the printer is off. Never touch its live components.
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Do not touch live parts unless otherwise specified.
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4.2 Driving units

When servicing gears or other driving units, be sure to turn off the power switch and unplug the power cord. Drive them manually when required.
Do not do the print work removing the cover of the printer to confirm the operation of driving part.

4.3 High-temperature units

When servicing high-temperature units (securing unit, etc.), be sure to turn them off to prevent burns, injuries and other troubles. Remove the power plug and start service processes after they have cooled down sufficiently.
Because high-temperature units are still hot after they complete an operation, wait at least 40 minutes before starting maintenance service.
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4.4 Laser beams

• If your eyes are exposed to laser beams, you may lose your eyes ight.
• Never open the cover if the warning label for laser beams is attached there.
• Before disassembling and reassembling this laser printer, be sure to turn it OFF.
• When servicing this laser printer while it is running, be sure to follow the procedures specified in this manual.
• You should be well aware that the laser beams are capable of injuring you and other people near the printer.
Laser beams have features as follows:
• Frequencies are smaller in width than other beams (sun and electric bulbs) and phases are uniform so that high monochromatic and convergence performance can be obtained and thin beams of light can reach places at a long distance.
• Being highly converged, the laser beams exert a heating action that may be harmful to human body.
Reference: The laser beams of this laser printer are invisible rays.
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ROS ASSY
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4.5 Warning/caution labels

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Warning labels and caution labels are attached to this laser printer to prevent accidents Check those labels for peeling or stains when servicing the printer.
4.5.1 Caution label for Printer
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4.5.2 Caution label for ROS
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ROS ASSY
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4.6 Others

• When air duster is used on the repair and the maintenance work, the use of the air
duster products containing the inflammable gas is prohibited.
• Make sure an antivirus software is installed on the computer used for service
support. Be sure to have the latest virus definition file for the software.
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5. Unpacking the Printer

Take extreme care to avoid personal injuries.
Check the printer for evidence of any damages. Peel all tapes off the printer.
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6. Revision History

MiS00007SA
Revision B
Revision Date of Issue Description
A May 20, 2011 First release
Revision up Chapter3:
B July 7, 2011
RRP8.3 PWBA ESS SFP (PL8.1.5): revised the contents par­tially. RRP8.9 PWBA MCU (PL8.2.13): revised the contents partially.
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CONTENTS
1. About this manual.............................................................................................................ii
2. Marks giving caution .........................................................................................................ii
3. Related documents........................................................................................................... ii
4. Safety ...............................................................................................................................iii
4.1 Power source.................................... ... .... ... ... ... .......................................... ... .... ... ... ... ...........................iii
4.2 Driving units......... ... ... .... ... ... ... .... ... .......................................... ... ... .... ... .................................................iv
4.3 High-temperature units .................................. ... ... .... ... ... ... .... ... ... ... .... ... ... ... ... ........................................iv
4.4 Laser beams..... ... ... ... .... ... .......................................... ... ... .......................................... . ...........................v
4.5 Warning/caution labels................ ... ... ... .... ... .......................................... ... ... ... .... ... ... ... .... .......................vi
4.5.1 Caution label for Printer.................................................................................................................vi
4.5.2 Caution label for ROS...................................................................................................................vii
5. Unpacking the Printer .....................................................................................................ix
6. Revision History...............................................................................................................ix
Chapter 1 Troubleshooting.............................................................................................1 - 1
Chapter 2 Operation of Diagnostic.................................................................................2 - 1
Chapter 3 Removal and Replacement Procedures........................................................3 - 1
Chapter 4 Plug/Jack(P/J) Connector Locations..............................................................4 - 1
Chapter 5 Parts List........................................................................................................5 - 1
Chapter 6 Principles of Operation ..................................................................................6 - 1
Chapter 7 Wiring Diagrams and Signal Information.......................................................7 - 1
Chapter 8 Product Specifications...................................................................................8 - 1
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Troubleshooting
CHAPTER
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Chapter 1 Troubleshooting
Chapter 1 Troubleshooting CONTENTS
1. Troubleshooting Overview...........................................................................................1 - 1
1.1 Flow of Troubleshooting................. ... ... .... ... ... ... ... .... ... .......................................... ... ... .... ..................1 - 1
1.2 Check Installation Status .................................................................................................................1 - 2
1.3 Cautions on Service Operations .......................................................................................................1 - 3
1.4 Cautions on Using FIP...................................................................................................................... 1 - 4
1.5 Items To Be Confirmed Before Going To FIP Troubleshooting ........................................................1 - 6
2. FIP............................................................................................................................1 - 12
2.1 FIP ...................................... ... .... ... ... ... .... ... .......................................... ... ... ....................................1 - 12
2.2 Flow of FIP..................................................................................................................................... 1 - 12
2.3 Status Code List............................ ... ... .... ... ... ... ... .......................................... .... ... ... ... ....................1 - 13
3. Error Code FIP ..........................................................................................................1 - 25
4. Image Quality Trouble.............................................................................................1 - 126
4.1 Entry Chart for Image Quality Troubleshooting............................................................................. 1 - 126
4.2 Print Image Quality Specifications ........................................................... ... ... .... ... ........................1 - 130
4.3 Image Quality FIP...... .... ... ... ... .... ... ... ... .......................................... .... ... ... ... ... ...............................1 - 134
5. Abnormal Noise Trouble.......................................................................................... 1 - 173
5.1 Entry Chart for Abnormal Noise Troubleshooting .........................................................................1 - 173
5.2 Operation Mode Table............ .... ... .......................................... ... ... .... ... ... ... ... .... ... ... .....................1 - 174
6. Other FIP.................................................................................................................1 - 180
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Chapter 1 Troubleshooting
Check installation status
Check trouble status
Execute FIP
Check for recovery
End Replace the Printer.
Operation of Diagnostic Principles of Operation Wiring Diagrams
Reference information
If the problem persists

1. Troubleshooting Overview

To increase the efficiency of troubleshooting, ensure that preliminary checks should be made to confirm the trouble status before proceeding to the Fault Isolation Procedure (FIP), Operation of Diagnostic (Chapter 2), Wiring Diagrams (Chapter 7), and Principles of Operation (Chapter 6).

1.1 Flow of Troubleshooting

Flow of the troubleshooting is as follows:
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Chapter 1 Troubleshooting

1.2 Check Installation Status

Be sure to check the following items before starting the troubleshooting procedures
1) The power supply voltage is within the specifications (measure the voltage at the wall outlet).
2) Power cord is free from breakage, short-circuit, disconnected wire, or incorrect connection in the power cord.
3) The printer is properly grounded.
4) The printer is not installed at a place subjected to high/low temperature, hum idity, and sudden te m­perature changes.
5) The printer is not installed at or near water facilities, humidifier, heating appliance, fire, dust, or in airflow from air conditioner.
6) The printer is not installed in a place subjected to volatile or inflammable gas.
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7) The printer is not installed under direct sunlight.
8) The printer is installed in a well-ventilated place.
9) The printer is installed on a firm and stable surface.
10) The paper meets the specifications (standard paper is recommended).
11) The printer is handled properly.
12) The high frequency service items are replaced at the recommended print count intervals.
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1.3 Cautions on Service Operations

1) Be sure to remove the power cord unless otherwise required.
While the printer is powered ON, never touch the conductive parts unless otherwise required. Never touch the conductive parts of the power switch and inlet of the LVPS, because they are live even while the printer is powered off.
2) When checking some parts with covers removed and with the interlock, safety, and power switches ON, disconnect the connectors (P/J411 and P/J412) on the ROS ASSY except unless otherwise required.
When checking some parts with covers removed and with the interlock, safety, and power switches ON, laser beams may be irradiated from the ROS ASSY. For your safety, be sure to disconnect the connec tors (P/J411 and P/J 412 ) unless otherwise required.
3) When checking some parts with the Front Cover removed and the printer powered ON, be sure to remove the connector (P/J16) on the PWBA MCU unless otherwise required.
When checking some parts with the Front Cover removed and the printer powered ON, be sure to remove the connector (P/J16 ) on the MCU. Otherwise, a high voltage may be output from the HVPS. When connecting the connector (P/J16) on the MCU according to the instructions in the FIP, never touch the HVPS and high voltage parts.
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4) When outputting a high voltage using the Diag Tool, etc., keep all the covers on unless otherwise required.
When outputting a high voltage using the Diag Tool, etc., ensure that:
- The high voltage carrying parts must never be touched.
- The instructions in this manual must be followed.
5) When operating the drive unit using the Diag Tool, etc., keep all the covers on unless otherwise required.
When operating the drive unit using the Diag Tool, etc., ensure that:
- The drive unit must never be touched.
- The instructions in this manual must be followed.
6) When touching hot parts, be careful not to get burnt.
7) While working, be sure to wear a wrist band or the like to dissipate static charges from your body.
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1.4 Cautions on Using FIP

1) When troubleshooting according to the FIP, have on hand a normal MCU, LVPS, HVPS, Fuser Unit, TRANSFER ASSY, etc., for possible fault isolation.
2) In the initial check according to the FIP, check only items which can be simply checked.
3) In the initial check according to the FIP, check the constitutive parts of the major check parts and related parts, as well as major check parts.
4) When working with the printer, be sure to remove the power cord unless otherwise required. Never touch live parts if not required, while the power cord is connected.
5) Connector condition is denoted as follows: [P/J12] [P12]
[J12]
Connector (P/J12) is connected.Plug side with the connector (P/J12) removed (except when attached directly to the
board).
Jack side with the connector (P/J12) removed (except when attached directly to the
board).
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6) [P/J1-2PIN <=> P/J3-4PIN] in the FIP means measurement with the positive side of the measuri ng instrument connected to [2PIN] of [P/J1] and the negative side to [4PIN] of [P/J3].
7) [P/J1<=> P/J2] in the FIP means measurement for all terminals corr espondin g between [P/J1] and [P/J2] based on “Wiring Diagrams”.
8) In [P/J1-2PIN <=> P/J3-4PIN] in the FIP where voltage is measured, [P/J3-4PIN] on the rear negative side is always at the AG (analog ground), SG (signal ground), or RTN (return). Therefore, after checking of proper conductivity between AGs, SGs, or RTNs respectively, the rear negative side can be connected to the PIN of AG, SG or RTN instead of [P/J3-4PIN]. However, care should be taken not to confuse [AG], [SG], and [RTN] because they are not on the same level.
9) When measuring the voltage at small connectors, use the dedicate d tool. Handle the tool with ca re because its business end is pointed.
10) When measuring the voltage, set the TRANSFER ASSY, toner cartridge and sheet feeder, close the COVERs and power ON unless otherwise required .
11) Numerical values in the FIP are only for guideline. Approximate values are acceptable.
12) In each step of the FIP, parts removal and other procedures implicitly required for the ste p are omitted.
13) In the FIP, "Replacement" means the replacement of the parts that are consider ed to be the cause of the trouble. Replacement of those parts means the replacement of the assembly part (HIGH ASSY) that contain them.
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14) In the FIP, the sheet feeder immediately below the printer main body is called "Tray 1", and the cassette below it is called "Tray 2".
15) Some of the instructions in the FIP are branched off depending on the specifications. Follow the applicable instruction.
16) For some optional components, you may have to refer to the manual of the relevant compo nent for troubleshooting. Have the relevant manual at hand as needed.
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1.5 Items To Be Confirmed Before Going To FIP Troubleshooting

Basic Printer Problems
Some printer problems can be easy to resolve. If a problem occurs with your printer, check each the fol­lowing:
1) If a message is displayed on the LCD of operator panel, see “2.3 Status Code List”.
2) The printer power cable is plugged into the printer and a properly grounded electrical outlet.
3) The printer power is powered ON.
4) The electrical outlet is not turned off by any switch or breaker.
5) Other electrical equipment plugged into the outlet is working.
6) All options are properly installed.
7) If you have checked all of the above and still have a problem, turn off the printer, wait for 10 sec-
onds, and then turn on the printer. This often solves the problem.
8) If the printer does not start-up after downloading the ESS firmware, or does not operate normally,
execute the download of ESS firmware again by the download mode (Refer to “1.2 Firmware version up procedure using the download mode” of Appendix_1.).
Display Problems
1) If the operator panel displays only diamonds or is blank, check and try the action below.
If the problem persists even after checking and executing the items below, execute "FIP- AC Power" or "FIP DC Power".
a) Turn off the printer, wait for 10 seconds, and turn on the printer. b) Self Test Message appears on the operator panel. When the test is completed, “Ready to
Print” is displayed.
2) If menu settings changed from the operator panel have no effect, check and try the actions
below. Settings in the software program, the printer driver, or the printer utilities are overriding the set­tings made on the operator panel.
a) Change the menu settings from the printer driver, the printer utilities, or the software pro-
gram instead of the operator panel.
b) Disable the settings in the printer driver, the printer utilities, or the software program so you
can change settings on the operator panel.
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Printing Problems
1) If a job did not print correct or incorrect characters were printed, check and try the actions below.
a) Make sure “Ready to Print” appears on the operator panel before sending a job to print.
Press Menu to return to “Ready to Print”. b) Make sure print media is loaded in the printer. Press Menu to return to “Ready to Print”. c) Verify that you are using the correct printer driver. d) Make sure you are using the correct Ethernet or USB cables and it securely connected at
the back of the printer. e) Verify that the correct print media size is selected. f) If using a print spooler, verify that the spooler has not stalled. g) Check the printer interface from the “Configure” menu. Determine the host interface you are
using. Print a Panel Setting page to verify that the current interfaces settings are correct. h) Output fonts will not print correctly using the PCL driver in its default mode. To correct this
problem, use PostScript driver when using the PCL driver.
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2) If secure print is not available or not printing, refer to the requirements below. a) Minimum 256 MB is required. b) RAM Disk must be enabled using the operation panel. c) The number of secure print jobs your printer can store is dependent on the job size includ-
ing number of pages, graphics, color attributes, and the amount of memory installed. To increase this number, add additional memory.
3) If print media misfeeds or multiple feeds occur, check and try the actions below. a) Make sure the print media you are using meets the specifications for your printer. Refer to
Print Media Guidelines of this section. b) Flex print media before loading it in any of the sources. c) Make sure the print media is loaded correctly. d) Make sure the width and length guides on the print media sources are adjusted correctly. e) If the print media are overfilled in sources, reduce the amount of media. f) Load the recommended print side correctly for the type of print media you are using. g) Turn the print media over or around and try printing again to see if feeding improves. h) Check the print media type loaded in the source, and refill only one type of print media, if
print media types are mixed. i) Refill a new ream of print media, if some reams are mixed. j) Remove the top and bottom sheets of a ream before loading the print media. k) Do not reload print media until the print media source is empty.
4) If envelope misfeeds or multiple feeds occur, check and try the action below. a) Remove the stack of envelops from the Single Sheet Inserter (SSI).
5) If page breaks in unexpected places, check and try the action below. a) Check the “Job Time-out” in the Basic Settings menu and increase the value.
6) If a job prints from the wrong source or on the wrong print media, check and try the action below. a) Check the “Paper Size” and “Paper Type” in the Tray Se ttings menu on the printer op erator
panel and in the printer driver.
7) If print media does not stack neatly in the output tray, check and try the action below. a) Turn the print media stack over in the tray or multipurpose feeder.
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Print Media Guidelines
Print media refers to paper, labels, envelopes, and coated paper among others. Your printer provides high-quality printing on a variety of print media. Selecting the appropriate print media for your printer helps avoid printing troubles. This section describes selecting print media, caring for print media, and loading the print media in the standard 250-sheet tray.
Paper
For the best print quality in color, use 75 g/m quality in black and white, use 90 g/m
2
you perform trial print before purchasing large quantities of print media. When loading paper, identify the recommended print side on the paper package, and load the paper accordingly. See "Loading Print Media in the Standard 250-Sheet Tray and the Optional 2 50-Sheet Feeder" and "Loading Print Media in the SSI" for detailed loading instructions.
Paper Characteristics
The following paper characteristics affect print quality and reliability. It is recommended that you follow these guidelines when evaluating new paper stock.
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(20 lb) xerographic, grain long paper. For the best print
(24 lb) xerographic, grain long paper. It is recommended that
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Weight
The tray automatically feeds paper weights from 60 g/m The single sheet feeder automatically feeds paper weights from 60 g/m
2
bond) grain long. Paper lighter than 60 g/m For best performance, use 75 g/m
2
(20 lb bond) grain long paper.
(16 lb) may not feed properly, and could cause paper jams.
2
to 216 g/m2 (16 lb to 80 lb bond) grain long.
2
to 216 g/m2 (16 lb to 80 lb
Curl
Curl is the tendency of print media to curve at its edges. Excessive curl can cause pape r feeding prob­lems. Curl usually occurs after the paper passes through the printer, where it is exposed to high tem­peratures. Storing paper unwrapped, even in the paper tray, can contribute to paper curling prior to printing and cause feeding problems regardless of humidity. When printing on curled paper, straighten the paper and then insert it into the single sheet feeder.
Smoothness
The degree of paper smoothness directly affects the print quality. If the paper is too rough, the toner does not fuse on to the paper properly, resulting in poor print quality. If the paper is too smooth, it can cause paper feeding problems. Smoothness between 150 and 250 Sheffield points produces the best print quality.
Moisture Content
The amount of moisture in the paper affects both the print quality and the ability of the printer to feed the paper properly. Leave the paper in its original packaging until you are ready to use it. T his limits the exposure of the paper to moisture changes that can degrade its performance.
Grain Direction
Grain refers to the alignment of the paper fibers in a sheet of paper. Grain is either grain long, running the length of the paper, or grain short, running the width of the paper. For 60 g/m 36 lb bond) paper, grain long fibers are recommended. For paper heavier than 135 g/m
2
to 135 g/m2 (16 lb to
2
(36 lb bond),
grain short is preferred.
Fiber Content
Most high-quality xerographic paper is made from 100% chemically pulped wood. Paper containing fibers such as cotton may lead to degraded paper handling.
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Recommended Paper
To ensure the best print quality and feed reliability, use 75 g/m
2
(20 lb) xerographic paper. Business paper designed for general business use also provides acceptable pri nt quality. Only use paper able to withstand high temperatures without discoloring, bleeding, or releasing hazardous emissions. The laser printing process heats paper to high temperatures. Check with the manufacturer or vendor to dete rmine whether the paper you have chosen is acceptable for laser printers. It is recommended that you perform trial print before purchasing large quantities of print media. When choosing any print media, you should consider the weight, fiber content, and color.
Unacceptable Paper
The following paper types are not recommended for use with the printer :
• Chemically treated paper used to make copies without carbon paper, also known as carbonless
paper, carbonless copy paper (CCP), or no carbon required (NCR) paper.
• Preprinted paper with chemicals that may contaminate the printer.
• Preprinted paper that can be affected by the temperature in the fuser unit.
• Preprinted paper that requires a registration (the precise print location on the page) greater than
±0.09 inches, such as optical character recognition (O CR) form s.
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In some cases, you can adjust registration with your software program to successfully print on these forms.
• Coated paper (erasable bond), synthetic paper, and thermal paper.
• Rough-edged, rough or heavily textured surface paper, or curled paper.
• Recycled paper containing more than 25% post-consumer waste that does not meet DIN 19 309.
• Multiple-part forms or documents.
• Print quality may deteriorate (blank spaces or blotches may appear in the text) when printing on talc
or acid paper.
Selecting Paper
Proper paper selection helps prevent jams an d en su re s tro u ble-free printing. To help avoid jams or poor print quality:
• Always use new, undam a ge d pa p er .
• Before loading the paper, identify the recommended print side of the paper.
This information is usually indicated on the paper package.
• Do not use paper that you have cut or trimmed.
• Do not mix print media sizes, weights, or types in the same source. This may result in a paper jam.
• Do not remove the tray while printing is in progress.
• Ensure that the paper is properly loaded in the tray.
• Flex the paper back and forth, and then fan them. Straighten the edges of the stack on a level sur-
face.
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Identifying Print Media Sources and Specifications
The following tables provide information on stan d ar d an d op tio nal print me d i a so ur ces.
Supported Paper Sizes
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Paper size
Single Sheet
Inserter
Standard 250-
sheet tray
Optional 250-
sheet feeder
Duplexer
Side 1 Side 2 Side 1 Side 2 Side 1 Side 2 A4 (210 x 297 mm) YYYYYYY B5 (182 x 257 mm) YYYYYYN A5 (148 x 210 mm) YYYYYYN Letter (8.5 x 11 inches) YYYYYYY Folio (8.5 x 13 inches) YYYYYYY Legal (8.5 x 14 inches) YYYYYYY Executive (7.25 x 10.5 inches) YYYYYYN Envelope #10 (4.125 x 9.5 inches) Y N Y N N N N
Monarch (3.875 x 7.5 inches) DL (110 x 220 mm)
*3
Y
*3
Y
NYNNNN NYNNNN
C5 (162 x 229 mm) Y N Y N N N N
Custom Width: 76.2 to 215.9 mm (3 to 8.5 inches) Length: 127 to 355.6 mm (5 to 14 inches)
Custom Width: 76.2 to 215.9 mm (3 to 8.5 inches) Length: 127 to 355.6 mm (5 to 14 inches) Custom
Width: 148.0 to 215.9 mm (5.8 to 8.5 inches) Length: 210.0 to 355.6 mm (8.3 to 14 inches)
*1 *2
YYNNNNN
NNYYNNN
NNNNYYN
*1: Maximum width 220 mm for envelope (DL LEF)
DL and Monarch can be supported by LEF with flap opened. *2: Minimum length 98.4 mm for envelope (Monarch LEF) *3: Monarch LEF and DL LEF are not available.
Supported Paper Types
Single Sheet
Inserter
2
2 2 2
YYYY YYYY YYYY YYYY
Plain Letterhead Hole Punched Colored
Paper type
60 to 90 g/m 60 to 105 g/m 60 to 105 g/m 60 to 105 g/m
Special --- Y Y N N Lightweight Cardstock
Heavyweight Cardstock
106 to 163 g/m 164 to 216 g/m
2 2
YYNN YYNN
Lightweight Glossy Card --- Y N N N Heavyweight Glossy Card --- Y N N N Labels --- Y Y N N Envelopes --- Y Y N N
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Standard 250-
sheet tray
Optional 250-
sheet feeder
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Paper Type Specifications
Paper type Weight Remarks
Plain Plain Thick Recycled
60 to 90 g/m
80/90 to 105 g/m
60 to 105 g/m
2
2
2
Labels --- Inkjet printer paper cannot be used. Covers
Covers Thick
106 to 163 g/m 164 to 216 g/m
2 2
Envelope --- --­Coated
Coated Thick
106 to 163 g/m 164 to 216 g/m
2 2
Letterhead --- --­Preprinted
Prepunched Colored
64 g/m 64 g/m 64 g/m
2 2 2
---
---
---
---
---
Inkjet printer paper cannot be used. Inkjet printer paper cannot be used.
---
---
---
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N
Y
Y
N
Ask the operator about trouble status. Is operator’s operating method correct?
Turn off and turn on the Power.
Does error still occur when print is done by the problem mode?
When status code or LCD display is displayed:
When image quality trouble is occurred:
When abnormal noise is occurred:
Instruct how to operate
End of work
Refer to "2.3 Status Code List."
Refer to "3 Error Code FIP."
Refer to "4.1 Entry Chart for Image Quality Troubleshooting."
Refer to "4.3 Image Quality FIP."
Refer to "5.1 Entry Chart for Abnormal Noise Troubleshooting."
Refer to "5.2 Operation Mode Table."

2. FIP

2.1 FIP

The FIP is the first step for trouble diagnosis. The FIP isolates the presence of various troubles including error codes, and guides the troubleshooting procedure.

2.2 Flow of FIP

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Flip
Flip
Flip
Flip
Flip
Flip
Flip
Flip
Flip

2.3 Status Code List

Errors that occur when optional components are installed are gray-shaded.
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Status
Code
004 310
317
351
010
397
421
500
501
016
502
520
Error Message
LCD
Reseat Feeder Restart Printer
Error 004-310 Restart Printer
Insert Fuser 010-317
Insert Fuser Restart Printer
Replace Fuser 010-351
Replace Fuser Restart Printer
Fuser Error Restart Printer
Error 010-397 Restart Printer
Ready to Print Fuser Life
Ready to Print Replace Soon
Erase Flash Err Restart Printer
Error 016-500 Restart Printer
Write Flash Err Restart Printer
Error 016-501 Restart Printer
Verify Flash Err Restart Printer
Error 016-502 Restart Printer
Certificate Fail Contact Admin.
Error 016-520 Restart Printer
Status Contents
<IOT Option Feeder I/F Failure> The Option Feeder communication failure is detected.
<IOT Fuser Unit Detached> Fuser unit detached is detected.
<IOT Fuser Unit Life Over> The value of fuser unit counter has reached the replacement time.
<IOT Fuser Unit Failure> The operation error of fuser unit (Temperature anomaly error etc.) is detected.
<IOT Fuser Unit Near Life> The fuser unit is approaching the replacement time.
<Download Delete Error> Flash memory erase error occurred.
<Download Write Error> Flash memory write error occurred.
<Download V erify Error> Flash memory verify error occurre d .
<Ipsec Certificate Error> Ipsec Certificate Error.
FIP to be
referred
FIP-1.1
FIP-1.2
FIP-1.3
FIP-1.4
FIP-1.5
FIP-1.6
FIP-1.6
FIP-1.6
FIP-1.7
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Chapter 1 Troubleshooting
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Revision B
Status
Code
016
Error Message
Out of Memory Press Ok Button
718
Error 016-718 Press Ok Button
PDL Error Press Ok Button
720
Error 016-720 Press Ok Button
Format Error Press Ok Button
737
Error 016-737 Press Ok Button
Protection Error Press Ok Button
741
Error 016-741 Press Ok Button
Invalid ID Press Ok Button
742
Error 016-742 Press Ok Button
Range Chk Error Press Ok Button
743
Error 016-743 Press Ok Button
Check Sum Error Press Ok Button
744
Error 016-744 Press Ok Button
Header Error Press Ok Button
745
Error 016-745 Press Ok Button
Wrong Password Press Ok Button
753
Error 016-753 Press Ok Button
PDF Print Disabled
755
Error 016-755 Press Ok Button
LCD
Status Contents
<Memory Over flow> The current printing job process cannot be continued because the memory capacity is exceeded.
<PDL Error> The print data cannot be processed by PDL.
<Download Format Error> Download file format is invalid.
<Download Protect Error> Performed FW download although FW update is prohibited by panel settings.
<Download ID Error> Download file ID is invalid.
<Download Range Error> At download, write-in destination address is invalid. Range check error.
<Download Check Sum Error> Download file checksum is invalid.
<Download header Error> Download file header is invalid.
<PDF password error> PDF password error.
<PDF print disabled error> PDF print is not allowed.
FIP to be
referred
FIP-1.8
FIP-1.9
FIP-1.10
FIP-1.10
FIP-1.10
FIP-1.10
FIP-1.10
FIP-1.10
FIP-1.11
FIP-1.11
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Chapter 1 Troubleshooting
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Revision B
Status
Code
016
024
Error Message
Invalid User Press Ok Button
757
Error 016-757 Press Ok Button
Disabled Func Press Ok Button
758
Error 016-758 Press Ok Button
Limit Exceeded Press Ok Button
759
Error 016-759 Press Ok Button
Invalid Job Press Ok Button
799
Error 016-799 Press Ok Button
Disk Full Press Ok Button
982
Error 016-982 Press Ok Button
MCU Firmware Err Restart Printer
340
Error 024-340 Restart Printer
Download Mode Send FW Data
360
Error 024-360 Send FW Data
PAGEC Time Error Restart Printer
362
Error 024-362 Restart Printer
MCU Comm. Error Restart Printer
371
Error 024-371 Restart Printer
Press Ok Button
985
to continue
LCD
<Auditron - Invalid User> An error occurred because the user's account settings did not match those of the Administrator.
<Auditron - Disabled Function> An error occurred because a user authorized only for B&W print attempted to execute color printing.
<Auditron - Reached Limit> An attempt was made to print more copies than the print count limit.
<Job Environment Violation> Detects violation data for the print condition. The print data specifies paper type/ size not available for the printer.
This code is given when the Optional Memory Module is installed.
<Disk Full> The current printing job process cannot be continued because the RAM disk is full.
<IOT Firmware Error> MCU firmware error occurs.
<MCU DownLoad Error> Download failure of MCU firmware.
<IOT Start Image Marking Timeout> "Start Image Making" has not been issued within the time allowed.
<MCU-ESS Communication Fail> Communication fail between MCU and ESS.
<Waiting for "Continue" key to be pressed afte r reloading paper to the SSI> Printer starts printing automatically after a certain period of time even if the key is not pressed.
Status Contents
FIP to be
referred
FIP-1.12
FIP-1.13
FIP-1.14
FIP-1.15
FIP-1.16
FIP-1.17
FIP-1.18
FIP-1.19
FIP-1.20
FIP-1.21
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Chapter 1 Troubleshooting
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Revision B
Status
Code
446
027
452
041 340
313
325
326
042
372
373
700
061 370
Error Message
LCD
Ready to Print
IPv6 Duplicate Change IPaddress
Ready to Print
IPv4 Duplicate Change IPaddress
MCU NVRAM Error Restart Printer
Error 041-340 Restart Printer
Fan Motor Error Restart Printer
Error 042-313 Restart Printer
Motor Error Restart Printer
Error 042-325 Restart Printer
Motor Error Restart Printer
Error 042-326 Restart Printer
K Mode Sol Error Restart Printer
Error 042-372 Restart Printer
K Mode Sol Error Restart Printer
Error 042-373 Restart Printer
Over Heat Please Wait...
Error 042-700 Please Wait...
Laser Error Restart Printer
Error 061-370 Restart Printer
Status Contents
<IPv6 duplicate> Duplicate IPv6 addresses detected upon startup.
<IPv4 duplicate> Duplicate IPv4 addresses detected upon startup.
<IOT NVRAM Error> The operation error of NVM (read/write check error etc.) is detected.
<IOT Fan Motor Failure> MCU detects an error upon receiving error signal from the Fan.
<IOT Main Motor Failure> Main Motor failure is detected.
<IOT Sub Motor Failure> Sub Motor failure is detected.
<IOT K Mode Solenoid Error 1> The error is generated when K Mode Solenoid (Color Mode Switching Solenoid) does not operate in specified time.
<IOT K Mode Solenoid Error 2> The error is generated when the gear which ope rates by K Mode Solenoid (Color Mode Switching Solenoid) rotates two times.
<IOT Over Heat Stop> The temp. Sensor sensed high temperature.
<IOT ROS Failure> The operation error of ROS (rotational error etc.) is detected.
FIP to be
referred
FIP-1.22
FIP-1.22
FIP-1.23
FIP-1.24
FIP-1.25
FIP-1.26
FIP-1.27
FIP-1.27
FIP-1.28
FIP-1.29
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Chapter 1 Troubleshooting
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Revision B
Status
Code
071 100
100
101
072
215
216
900
101
075
102
923
100
077
101
Error Message
LCD
Jam at Tray 1
Check Tray 1 Open Front Cover
This code is given when the Option 250 Sheet Feeder is installed.
Jam at Tray 2
Check Tray 2 Open Front Cover
Jam at Tray 2
Open Tray 2 Open Front Cover
This code is given when the Optional 250-Sheet Feeder is installed.
250 Feeder Error Restart Printer
Error 072-215 Restart Printer
Motor Error Restart Printer
Error 072-216 Restart Printer
Jam at Tray 1 or 2
Open Tray 1 or 2 Open Front Cover
Jam at Front Cover
Open Front Cover and Remove Paper
Chk Manual Feed Remove Paper
Open and close Front Cover
Reseat paper of Manual Feed
Jam at Front Cover
Open Front Cover and Remove Paper
Jam at Front Cover
Open Front Cover and Remove Paper
Status Contents
<IOT Tray1 Misfeed JAM> The Regi Sensor is not turned ON within the specified time after feeding a paper from Tray 1.
<IOT Tray2 Misfeed JAM> The Paper Path Sensor of Tray 2 is not turned ON within the specified time after feeding a paper from Tray 2.
<IOT Feeder 2 JAM> A jam has been detected between the Regi Sensor and the Paper Sensor of Tray 2.
<IOT Feeder Configuration Failure> Option Sheet Feeder Configuration error is detected.
<Option Feeder Motor Failure> Option Feeder Motor failure is detected.
<IOT Remain Option Feeder JAM> The paper remains at the Paper Path Sensor of Tray 2.
<IOT SSI Insert JAM> SSI No Paper Sensor detect when a paper is inserted from SSI.
<IOT SSI Paper Pullout JAM> Though it tried to feed a paper from SSI, the paper was not loaded or it was pulled out forcibly from SSI.
<Waiting for reseat paper of SSI> Wait for the paper on SSI to be reseated.
<IOT Regi On early JAM> The paper remains at the paper transfer path between the Tray 1 and the Regi Sensor.
<IOT Regi OFF Jam> The paper does not pass through the Regi Sensor within the specified time.
FIP to be
referred
FIP-1.30
FIP-1.31
FIP-1.32
FIP-1.33
FIP-1.34
FIP-1.35
FIP-1.36
FIP-1.36
FIP-1.36
FIP-1.37
FIP-1.38
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1 - 17
Confidential
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