Ricoh AFICIO SP C400DN User Manual
Operating Instructions
Hardware Guide
Guide to the Printer
1
Installing Options
2
Connecting the Printer
3
Configuration
4
Paper and Other Media
5
Replacing Consumables and Maintenance Kit
6
Cleaning the Printer
7
Adjusting the Printer
8
Troubleshooting
9
Removing Misfed Paper
10
Appendix
11
Read this manual carefully before you use this machine and keep it handy for future reference. For safe and correct use, be sure to read “Safety
Information” before using the machine.
TABLE OF CONTENTS
Trademarks.............................................................................................................1
Positions of RWARNING and RCAUTION labels ..............................................2
Manuals for This Printer........................................................................................4
How to Read This Manual .....................................................................................5
Symbols .....................................................................................................................5
Description for the Specified Model.....................................................................6
Installing the Operating Instructions ...................................................................7
1. Guide to the Printer
Exterior: Front View...............................................................................................9
Exterior: Rear View ..............................................................................................11
Inside.....................................................................................................................12
Control Panel........................................................................................................13
Display Panel........................................................................................................14
Reading the Display and Using Keys.......................................................................14
2. Installing Options
Available Options.................................................................................................15
Option List ................................................................................................................15
Option Installation Flow Chart ..................................................................................16
Installing Options......................................................................................................17
Caution when re-installing the controller board........................................................19
Attaching Paper Feed Unit Type 4000................................................................20
Attaching Memory Unit Type D 128MB,
Memory Unit Type E 256MB (SDRAM Module)................................................23
Attaching User Account Enhance Unit Type E .................................................28
Attaching Hard Disk Drive Type 4000 ................................................................33
Attaching IEEE 802.11b Interface Unit ...............................................................39
Attaching IEEE 1284 Interface Board Type A....................................................42
Attaching the USB Host Interface Board Type A ..............................................44
Attaching Gigabit Ethernet Board Type A .........................................................46
Attaching Data Overwrite Security Unit Type E ................................................49
Attaching the Camera Direct Print Card ............................................................51
Attaching VM Card Type D..................................................................................53
Attaching Data Storage Card Type A .................................................................55
3. Connecting the Printer
Network Connection ............................................................................................57
Reading the LED Lamps ..........................................................................................59
USB Connection...................................................................................................60
Connecting a digital camera ............................................................................... 61
Parallel Connection .............................................................................................63
i
4. Configuration
Ethernet Configuration........................................................................................65
Using DHCP - Detecting the Network Address Automatically..................................68
Making Network Settings for Using Netware............................................................70
IEEE 802.11b (Wireless LAN) Configuration .....................................................72
5. Paper and Other Media
Paper and Other Media Supported by This Printer...........................................77
Paper Recommendations....................................................................................81
Loading Paper..........................................................................................................81
Storing Paper ...........................................................................................................81
Types of Paper and Other Media.............................................................................82
Paper not supported by this printer..........................................................................87
Print Area .................................................................................................................88
Loading Paper......................................................................................................89
Loading Paper in Tray 1 and the optional paper feed unit .......................................89
Loading Paper in the Bypass Tray ...........................................................................99
Switching between Paper Trays............................................................................. 106
6. Replacing Consumables and Maintenance Kit
Replacing the Toner Cartridge .........................................................................107
Replacing the Photo Conductor Unit ............................................................... 111
Replacing the Intermediate Transfer Unit........................................................117
Replacing the Waste Toner Bottle....................................................................122
Replacing the Maintenance Kit.........................................................................125
Before Replacing....................................................................................................125
Replacing the Friction Pad .....................................................................................126
Replacing the Paper Feed Roller...........................................................................128
Replacing the Transfer Roller ................................................................................130
Replacing the Fusing Unit ......................................................................................132
Replacing the Dustproof Filter................................................................................134
7. Cleaning the Printer
Cautions to Take When Cleaning .....................................................................137
Cleaning the Friction Pad..................................................................................138
Cleaning the Paper Feed Roller........................................................................140
Cleaning the Registration Roller ......................................................................143
8. Adjusting the Printer
Adjusting the Color Registration......................................................................145
Correcting the Color Gradation ........................................................................147
Set the Gradation Correction Value .......................................................................148
Viewing the Color Calibration Sample Sheet and Gradation Correction Sheet ..... 151
Resetting the gradation correction value to the initial value ...................................153
Adjusting Tray Registration..............................................................................154
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9. Troubleshooting
Error & Status Messages on the Control Panel ..............................................157
Panel Tone..........................................................................................................159
Printer Does Not Print .......................................................................................160
Checking the port connection.................................................................................161
Other Printing Problems ...................................................................................163
Additional Troubleshooting..............................................................................168
10.Removing Misfed Paper
Removing Misfed Paper ....................................................................................171
When the Paper Misfeed Message Appears (Cover A)...................................172
When the Paper Misfeed Message Appears (Cover Z)................................... 175
11.Appendix
Moving and Transporting the Printer............................................................... 177
Moving the Printer ..................................................................................................178
Consumables .....................................................................................................179
Toner Cartridge ......................................................................................................179
Waste Toner Bottle ................................................................................................180
Photo Conductor Unit.............................................................................................180
Intermediate Transfer Unit (Transfer Unit) .............................................................181
Maintenance Kit .....................................................................................................181
Specifications.....................................................................................................182
Mainframe ..............................................................................................................182
Options...................................................................................................................185
INDEX....................................................................................................... 189
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iv
Trademarks
Microsoft, Windows and Windows NT are registered trademarks of Microsoft
Corporation in the United States and/or other countries.
Adobe
istered trademarks of Adobe Systems Incorporated.
PCL
Apple, AppleTalk, EtherTalk, Macintosh, Mac OS, and True Type are trademarks of Apple Computer, Inc., registered in the U.S. and other countries.
IPS-PRINT Printer Language Emulation Copyright© 1999-2000 Oak Technology, Inc., All rights reserved.
NetWare is a registered trademark of Novell, Inc.
PictBridge is a trademark.
Other product names used herein are for identification purposes only and might
be trademarks of their respective companies. We disclaim any and all rights to
those marks.
The proper names of the Windows operating systems are as follows:
•Microsoft
•Microsoft
•Microsoft
• The product names of Windows
• The product names of Windows
• The product names of Windows Server
• The product names of Windows NT
®
, PostScript®, Acrobat®, PageMaker® and Adobe Type Manager are reg-
®
is a registered trademark of Hewlett-Packard Company.
®
Windows® 95 operating system
®
Windows® 98 operating system
®
Windows® Millennium Edition (Windows Me)
®
2000 are as follows:
®
XP are as follows:
®
2003 are as follows:
®
4.0 are as follows:
Microsoft
Microsoft
Microsoft
Microsoft
Microsoft
Microsoft
Microsoft
Microsoft
Microsoft
Microsoft
®
Windows® 2000 Advanced Server
®
Windows® 2000 Server
®
Windows® 2000 Professional
®
Windows® XP Professional
®
Windows® XP Home Edition
®
Windows Server® 2003 Standard Edition
®
Windows Server® 2003 Enterprise Edition
®
Windows Server® 2003 Web Edition
®
Windows NT® Server 4.0
®
Windows NT® Workstation 4.0
1
Positions of
This machine has labels for RWARNING and RCAUTION at the positions
shown below. For safety, please follow the instructions and handle the machine
as indicated.
R
WARNING and
R
CAUTION labels
BEU001S
High temperature parts. Turn off the main power and be careful when replacing
fusing unit/removing misfed paper.
The inside of this printer becomes very hot. Do not touch parts labelled “v” (indicating a hot surface). Touching these parts will result in burns.
Do not incinerate used toner or toner containers. Toner dust might ignite when
exposed to an open flame.
2
Do not incinerate spilled toner or used toner. Toner dust is flammable and might
ignite when exposed to an open flame.
Disposal should take place at an authorized dealer or an appropriate collection
site.
If you dispose of the used toner containers yourself, dispose of them according
to local regulations.
3
Manuals for This Printer
For particular functions, see the relevant parts of the manual.
❖ Safety Information
Provides information on safe usage of this machine.
To avoid injury and prevent damage to the machine, be sure to read this.
❖ Quick Installation Guide
Contains procedures for removing the printer from its box, connecting it to a
computer, and installing its driver.
❖ Hardware Guide
Contains information about paper and procedures such as installing options,
replacing consumables, responding to error messages, and resolving jams.
❖ Software Guide
Contain procedures for using this machine in a network environment, utilizing the software, and using security functions.
❖ Security Guide
This manual is for administrators of the machine. It explains security functions that the administrators can use to protect data from being tampered, or
prevent the machine from unauthorized use. Also refer to this manual for the
procedures for registering administrators, as well as setting user and administrator authentication.
4
How to Read This Manual
Symbols
This manual uses the following symbols:
Indicates important safety notes.
Ignoring these notes could result in serious injury or death. Be sure to read these
notes. They can be found in the Safety Information.
Indicates important safety notes.
Ignoring these notes could result in moderate or minor injury, or damage to the
machine or to property. Be sure to read these notes. They can be found in the
Safety Information.
Indicates points to pay attention to when using the machine, and explanations
of likely causes of paper misfeeds, damage to originals, or loss of data. Be sure
to read these explanations.
Indicates supplementary explanations of the machine’s functions, and instructions on resolving user errors.
This symbol is located at the end of sections. It indicates where you can find further relevant information.
[ ]
Indicates the names of keys that appear on the machine’s display panel.
{ }
Indicates the names of keys on the machine’s control panel.
5
Description for the Specified Model
In this manual, the following items explain about the printer for the specified
models:
This explains about the 220-240 V model printer. You can identify the model by
checking the label on the rear of the printer.
Read if you purchase this model.
This explains about the 120 V model printer. You can identify the model by
checking the label on the rear of the printer.
Read if you purchase this model.
Note
❒ You can identify the printer's model by checking the label on the rear of the
printer as shown.
AQC065S
6
Installing the Operating Instructions
The CD-ROM “Manuals” provided with the printer contains an HTML Operating Instructions Manual in HTML version. Follow this instructions to install it.
Important
❒ System Requirements :
• Windows 95/98/Me, Windows 2000/XP, Windows Server 2003 or Windows NT4.0.
• 800 × 600 or higher monitor resolution.
❒ Web Browsers :
• Microsoft Internet Explorer 5.5 SP2 or higher
• Firefox 1.0 or higher
A Quit all applications currently running.
B Insert the CD-ROM “Manuals” into the CD-ROM drive.
The installer starts.
Auto Run may not work under certain operating system setting. If this is the
case, launch “Setup.exe” on the CD-ROM root directory.
C Select an interface language, and then click [OK].
D Click [Install manuals].
E Follow the instructions on the screen to complete the installation.
F Click [Finish] when the installation is completed.
G Click [Exit].
Note
❒ Auto Run may not work under certain operating system setting. If this is
the case, copy all data on the CD-ROM root directory to your hard disk
drive, and then launch “Setup.exe” to start the installation.
❒ To uninstall the Operating Instructions Manual, select [Programs] in the
[Start] menu, select your printer driver, and then click [uninstall]. You can
uninstall each Manual Guide separately.
❒ If you are using an incompatible Web browser and the simpler version of
the Operating Instructions Manual does not display correctly, open the
folder “MANUALLANG (language) \ (manual name) unv” on the CDROM “Manuals”, and then double-click on “index.htm”.
7
8
1. Guide to the Printer
Exterior: Front View
1. Control Panel
Contains keys for printer control and a
display that shows the printer status.
2. Front Cover
Open the front cover to replace the fusing
unit or transfer roller, or to remove
jammed paper.
The front cover can be opened in two
ways:
To replace the fusing unit or roller, pull
the levers marked “A” on either side of
the printer. To remove jammed paper,
press the button marked “Z” on the right
side of the printer.
3. Bypass Tray
Up to 100 sheets of plain paper can be
loaded.
4. Power Switch
Use this switch to turn the power on and
off.
AQC021S
5. Tray 1
Up to 550 sheets of plain paper can be
loaded.
6. Standard Tray
Output is stacked here with the print side
down.
7. Top Cover
Open this cover when replacing the toner
cartridge.
8. Front Cover (A) Open Levers
9. Intake Port
10. Ventilator
Releases heat from internal components
to prevent overheating. Malfunctions occur if the vent is blocked or obstructed.
The dustproof filter needs to be replaced
regularly for proper maintenance.
11. Front Cover (Z) Open Button
9
1
Guide to the Printer
Note
❒ When setting paper larger than A5 K, pull out the paper extender as shown.
For details about the sizes and types of paper that can be used, see p.77 “Paper
and Other Media Supported by This Printer”.
AQC022S
10
Exterior: Rear View
Exterior: Rear View
1
AQC200S
1. Controller Board
Slide this out to install options such as the
memory unit, user account enhance unit
or printer hard disk. Plug cables such as
the USB cable and Ethernet cable into
their connectors.
2. Ethernet Port
Use a network interface cable to connect
the printer to the network.
3. USB Port
Use a USB cable to connect the printer to
the host computer.
4. Optional Interface Board Slots
Insert an optional IEEE 802.11b interface
unit, wireless interface board, or 1284 interface board in this slot. Up to two interface board can be inserted at a time.
5. Expansion Card Slots
Install expansion cards in these slots.
There are three slots.
When you use the expansion card, use
the center slot.
6. Front Cover (A) Open Levers
7. Left Cover
Open this cover when replacing the photo conductor unit (PCU), intermediate
transfer unit or waste toner cartridge.
8. Power Cable
The power cable is separated. Connect
the power cable to the printer.
The power cable is fixed to the back side.
11
1
Guide to the Printer
Inside
BEU002S
1. Toner Cartridge
Loads from the printer rear, in the order
of yellow (Y), cyan (C), magenta (M), and
black (K).
If the message which prompts you to replace toner appears on the screen, replace
the indicated color of the toner cartridge.
2. Intermediate Transfer Unit
(Transfer Unit)
If the message which prompts you to replace it appears on the display, replace
the transfer unit .
3. Photo Conductor Unit
If the message which prompts you to replace it appears on the display, replace
the photo conductor unit.
Reference
For details about the messages which appear on the screen to prompt you to
replace the units, see p.157 “Error & Status Messages on the Control Panel”.
4. Inner Cover
Open this when replacing the photo conductor units or intermediate transfer
unit.
5. Waste Toner Bottle
Collects toner that is wasted during
printing.
If the message which prompts you to replace it appears on the display, replace
the waste toner bottle.
6. Fusing Unit
If the message which prompts you to replace it appears on the display, replace
the fusing unit.
7. Transfer Roller
If the message which prompts you to replace it appears on the display, replace
the transfer roller.
12
Control Panel
Control Panel
1
AQC024S
1. Display
Displays current printer status and error
messages.
For details about error messages, see
p.157 “Error & Status Messages on the
Control Panel”.
2. Selection keys
Correspond to the function items at the
bottom line on the display.
Example: In the initial screen, when the
instruction “press [Option]” appears in
this manual, press the left selection key.
3. {Online} key
Indicates whether the printer is online or
offline. Press this to switch between online and offline.
When the lamp is lit, the printer is online, enabling data reception from the host computer.
When the lamp is unlit, the printer is offline, disabling data reception from the
host computer.
Press to return to the ready condition.
4. {Job Reset} key
When the printer is online, press this key
to cancel an ongoing print job.
5. {Menu} key
Press this key to make and check the current printer settings.
For details, See “Making Printer Settings
Using the Control Panel”, Software Guide.
6. Power indicator
This indicator remains lit while the power is
on. It is unlit when the power is off or while
the printer is in the Energy Saver mode.
7. Alert indicator
Lights up whenever a printer error occurs. A red light indicates an error has occurred that makes printing impossible;
the yellow light indicates a potential error during printing.
If the red light is on, follow the instructions that appear on the display.
8. Data In indicator
Blinks when the printer is receiving data
from a computer. The Data In indicator is
lit if there is data to be printed.
9. Scroll keys
Press to move the cursor in each direction, step by step.
When the {U}, {T}, {V}, or {W} key appears in this manual, press the scroll key
of the same direction.
10. {OK} key
Press this key to execute menu items selected on the display.
11. {Escape} key
Press this key to return to the previous
condition on the display.
13
1
Guide to the Printer
Display Panel
This section describes configuration using the display panel on the initial screen.
AQC060S
1. Operational status or messages
Displays current machine status, such as
“Ready”, “Offline”, and “Printing...”.
2. [Option]
Press to display the status of options installed in the printer.
3. [Prt.Jobs]
Press to display print jobs sent from a
computer.
For details, see Software Guide.
4. [Supplies]
Press to display the menu of supplies fir
the printer.
Reading the Display and Using Keys
This section explains how to read the display and using the selection key for the
initial display.
1
2
34
AQC061S
1. {Escape} key
Press to cancel an operation or return to
the previous display.
2. {OK} key
Press to set a selected item or entered numeric value.
3. Scroll keys
Press to move the cursor in each direction, step by step.
When the {U}, {T}, {V}, or {W} key appears in this manual, press the scroll key
of the same direction.
14
4. Selection keys
Correspond to the function items at the
bottom line on the display.
Example: In the initial screen, when the
instruction “press [Option]” appears in
this manual, press the left selection key.
2. Installing Options
R
Available Options
This section describes how to install options.
By installing options, you can improve the printer performance and have an expanded variety of features to use. For the specifications of each option, see p.182
“Specifications”.
CAUTION:
• Before installing options, the machine should be turned off and unplugged
for at least an hour. Components inside the machine become very hot, and
can cause a burn if touched.
• Before moving the machine, unplug the power cable from the outlet. If the
cable is unplugged abruptly, it could become damaged. Damaged plugs or
cables can cause an electrical or fire hazard.
• When lifting the machine, use the grips on both sides. The machine could
break or cause an injury if dropped.
Important
❒ The voltage rating of the connector for options is 24 V DC or less.
Option List
The following is a list of options for this printer.
• Paper Feed Unit Type 4000
• Hard Disk Drive Type 4000
• Memory Unit Type D 128MB
• Memory Unit Type E 256MB
• User Account Enhance Unit Type E
• IEEE 802.11b Interface Unit
• IEEE 1284 Interface Board Type A
• USB Host Interface Board Type A
• Gigabit Ethernet Board Type A
• Camera Direct Print Card Type B
• Data Overwrite Security Unit Type E
•VM Card Type D
• Data Storage Card Type A
15
2
Installing Options
Option Installation Flow Chart
Installing multiple options in the following order is recommended:
A Attach the paper feed unit (Paper Feed Unit Type 4000).
Attach the paper feed units to the bottom of the printer.
You can attach up to two paper feed units. Up to 1750 sheets of paper can be
loaded in total.
B Install the SDRAM module (Memory Unit Type D 128MB, Memory Unit
Type E 256MB).
Install the module to the SDRAM module slot on the controller board.
There are two types of memory unit: 128 MB and 256 MB.
C Install User Account Enhance Unit (User Account Enhance Unit Type E).
Install the module to the User Account Enhance Unit slot of the controller
board.
D Install the hard disk drive (Hard Disk Drive Type 4000).
Install the hard disk drive to the controller board.
E Install the IEEE 1284 interface board, IEEE 802.11b interface unit, USB host
interface board, or Gigabit Ethernet board.
Install the IEEE 1284 interface board, IEEE 802.11b interface unit, USB host interface board, or Gigabit Ethernet board on the controller board.
Up to two of the followings can be installed:
• IEEE 1284 Interface Board Type A
• IEEE 802.11b Interface Unit
• USB Host Interface Board Type A
• Gigabit Ethernet Board Type A
F Install the security unit (Data Overwrite Security Unit Type E, Data Storage
Card Type A), the Camera Direct Print card (Camera Direct Print Card Type
B), or the VM card (VM Card Type D).
Insert these units into the expansion card slot on the controller board.
16
Installing Options
Install options in the positions shown in the illustration.
❖ Exterior
Available Options
2
1. Paper Feed Unit Type 4000
Loads up to 550 sheets of paper.
Up to two paper feed units, can be installed on the printer. Installed tray units are
identified as “Tray 2” and “Tray 3”.
See p.20 “Attaching Paper Feed Unit Type 4000”.
AET061S
17
2
Installing Options
❖ Interior
AQC040S
1. Memory Unit Type D 128MB/
Memory Unit Type E 256MB
(SDRAM module)
Install 128 MB or 256 MB SDRAM
module into the controller board slot.
See p.23 “Attaching Memory Unit
Type D 128MB, Memory Unit Type E
256MB (SDRAM Module)”.
2. Optional boards
See p.39 “Attaching IEEE 802.11b Interface Unit”.
See p.42 “Attaching IEEE 1284 Interface Board Type A”.
See p.44 “Attaching the USB Host Interface Board Type A”.
See p.46 “Attaching Gigabit Ethernet
Board Type A”.
Note
3. Optional units
See p.49 “Attaching Data Overwrite
Security Unit Type E”.
See p.51 “Attaching the Camera Direct
Print Card”.
See p.53 “Attaching VM Card Type
D”.
See p.55 “Attaching Data Storage
Card Type A”.
4. Hard Disk Drive Type 4000
See p.33 “Attaching Hard Disk Drive
Type 4000”.
5.
User Account Enhance Unit Type E
See p.28 “Attaching User Account Enhance Unit Type E”.
❒ You can have two of the following types of extension board installed at the
same time: IEEE 802.11b Interface Unit, IEEE 1284 Interface Board Type A,
USB Host Interface Board Type A, and Gigabit Ethernet Board Type A.
❒ Some printer models come with the Expansion Hard Disk Drive Unit and
Data Overwrite Security Unit installed as default.
Reference
For the specifications of each option, see p.182 “Specifications”.
18
Available Options
Caution when re-installing the controller board
This section describes handling the controller board when installing options.
If you slide out the controller board to install the SDRAM module, the user account enhance unit, or the printer hard disk, carefully follow the instruction below to re-install the controller board.
• Re-install the controller board into the printer by pushing the bottom center
area of the board, as shown in the illustration.
AQC004S
2
Important
❒ The following may occur if the controller board is not properly installed:
• all control panel indicators are lit.
• no control panel indicators is lit.
• the “SC670” error message appears on the display.
19
2
R
R
Installing Options
Attaching Paper Feed Unit Type 4000
When installing multiple options, install the paper feed unit first.
CAUTION:
• The printer weights approximately 50 kg (110.3 lb.). When moving the printer, use the inset grips on both sides, and lift slowly. The printer will break or
cause injury if dropped.
CAUTION:
• Lifting the paper feed unit carelessly or dropping it may cause injury.
Important
❒ Up to two paper feed units can be attached to the printer.
❒ When two paper feed units are installed, they are detected as “Tray 2” and
“Tray 3” starting from the upper unit.
❒ Before using the new paper feed unit, you must make settings in the printer
driver.
❒ Check the printer nameplate to confirm the model code.
A Check the package contains the following:
❖ Paper Feed Unit (including a paper tray)
AET108S
B Turn off the power, and then unplug the power cable.
C Remove the orange fastening tapes from the paper feed unit.
20
Attaching Paper Feed Unit Type 4000
D Lift the printer using the inset grips on both sides of the printer.
AET034S
Important
❒ The printer should always be lifted by at least two people.
E Align the printer with the two upright pins on the paper feed unit and then
lower the printer slowly.
2
AET074S
When installing two paper feed units, connect the two units first using the
same procedure below before connecting the units to the printer.
AET075S
21
2
Installing Options
Note
❒ When moving the printer, remove the paper feed unit.
❒ After finishing installation, you can check whether the paper feed unit is
properly installed: Print the configuration page from the [List/Test Print]
menu. If it is installed properly, “Tray 2” or “Tray 2”, “Tray 3” will appear
for “Connection Equipment” on the configuration page.
❒ If the paper feed unit is not installed properly, reinstall it following this
procedure. If you cannot install it properly even after attempting reinstallation, contact your sales or service representative.
Reference
For printing the configuration page, see “Test Printing”, Quick Installation
Guide.
For loading paper onto the paper tray, see p.89 “Loading Paper”.
When adjusting the printing position, see p.154 “Adjusting Tray Registration”.
22
Attaching Memory Unit Type D 128MB, Memory Unit Type E 256MB (SDRAM Module)
R
Attaching Memory Unit Type D 128MB,
Memory Unit Type E 256MB (SDRAM Module)
CAUTION:
• Do not touch the inside of the controller board compartment. Doing so may
cause a malfunction or a burn.
Important
❒ Before touching the memory unit, ground yourself by touching something
metal to discharge any static electricity. Static electricity can damage the
memory unit.
❒ Do not subject the memory unit to physical shocks.
❒ Available memory varies depending on a model type.
❒ Before using the new memory unit, Be sure to make settings in the printer
driver.
A Turn off the power, and then unplug the power cable.
2
B Loosen the three screws securing the controller board.
AQC630S
The screws cannot be fully removed.
C Grasp the handles and carefully pull out the controller board.
AQC640S
23
2
Installing Options
Using both hands, slide the controller board completely out.
AQC650S
D Place the controller board on a flat surface, and then loosen the four screws
to remove the cover.
AQC660S
The screws cannot be fully removed.
E Be sure to install the SDRAM module as shown.
AQC670S
Two slots are provided for the SDRAM modules.
The default SDRAM module is installed in the inner slot.
To install an additional memory, attach an additional SDRAM module to the
outer slot, or replace the default SDRAM module.
24
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