Epson Aculaser M 2000 Service Manual

							EPSON AcuLaser C9200NRevision D
APPENDIX      Wiring Diagram 341
Confidential
Code
Part Name
PWB-M
Mechanical Control Board
PC13
MP tray Paper Empty Sensor
PC14
MP tray Lift-Up Sensor
CL5
MP tray Paper Feed Clutch
SL2
MP tray Pick-Up SolenoidHARNESS ASSY
(05-3)
WIRE HARNESS ASSY 
(25-12)
CN TRY1
CN TRY2
PC13
PC14
SL2
CL5
Not used
PWB-M
Code
Part Name
PWB-M
Mechanical Control Board
SE1
IDC/Registration Sensor/1
SE2
IDC/Registration Sensor/2
PC1
Registration Roller Sensor
PC4
OHP Sensor
CL1
Registration Roller Clutch
WIRE HARNESS ASSY 
(15-29)
WIRE HARNESS ASSY 
(25-12)
CN SEN
CL1
SE2
PC4
PC1
SE1
PWB-M 
						

							EPSON AcuLaser C9200NRevision D
APPENDIX      Wiring Diagram 342
Confidential
Code
Part Name
PWB-M
Mechanical Control Board
HV1
High Voltage Unit
SE3
Temperature/Humidity Sensor
M10
Suction Fan Motor
WIRE HARNESS ASSY (25-12)
CN HV2
HV1
CN HV1
M10
SE3
PWB-M
Code
Part Name
PWB-M
Mechanical Control Board
PWB-I
Paper Size Board
PC9
Paper Take-up Sensor
PC10
Standard cassette Paper Empty Sensor
PC11
Standard cassette Paper Near-Empty Sensor
PC12
Standard cassette Device Detection Sensor
WIRE HARNESS ASSY (25-12)
HARNESS ASSY
(4-5)
PC11PWB-I
PC12
PC10
PC9
CN MP
PWB-M 
						

							EPSON AcuLaser C9200NRevision D
APPENDIX      Wiring Diagram 343
Confidential
Code
Part Name
PWB-M
Mechanical Control Board
M5
2nd Image Transfer Pressure/Retraction Motor
PC3
Fusing Loop Detect Sensor
PC7
Lift-up Sensor
PC15
Black PC Drive Main Sensor
PC16
Black PC Drive Sub Sensor
PC17
Color PC Drive Main Sensor
PC18
Color PC Drive Sub Sensor
WIRE HARNESS ASSY (25-12)
PC3
M5
PC16
PC18
PC7
PC15PWB-M
PC17
CN PC
Code
Part Name
PWB-M
Mechanical Control Board
PWB-R
RTC Board
M14
Ozone Ventilation Fan Motor
CL2
Standard cassette Paper Feed Clutch
CL4
Developing Clutch/K
PC6
1st Image Transfer Pressure/Retraction Position Sensor
PC8
Waste Toner Full Sensor
WIRE HARNESS ASSY (25-12)
WIRE HARNESS ASSY 
(14-26)
M14
CL4
CL2
PWB-R
CN LPCN RCPWB-M
PC6
PC8 
						

							EPSON AcuLaser C9200NRevision D
APPENDIX      Wiring Diagram 344
Confidential
Code
Part Name
PWB-M
Mechanical Control Board
M1
Main Motor
M11
Fusing Cooling Fan Motor
M13
Fusing Cooling Fan Motor/1
M22
Cooling Fan Motor/2
CL3
1st Image Transfer Pressure/Retraction Clutch
WIRE HARNESS ASSY 
(22-10)
WIRE HARNESS ASSY 
(25-18)
CN DM1
CN R2FAN
M11M22
M13
M1
CL3
PWB-M
Code
Part Name
PWB-M
Mechanical Control Board
M2
Color PC Drum Motor
M3
Color Developing Motor
M4
Fusing Drive Motor
M6
Toner Supply Motor Y/M
M7
Toner Supply Motor C/K
M12
Cooling Fan Motor
WIRE HARNESS ASSY
 (25-18)
CN DM1
CN DM2
CN SM
CN DM3
M6
M12
M7
M4
M2
M3
PWB-M 
						

							EPSON AcuLaser C9200NRevision D
APPENDIX      Wiring Diagram 345
Confidential
Code
Part Name
PWB-M
Mechanical Control Board
PWB-I
Standard cassette Paper Size Board
PWB-Z
Control Board
M1-PC
Paper Feed Motor
M2-PC
Vertical Transport Motor
M3-PC
Lift-Up Motor
PC1-PC
Paper Near-Empty Sensor
PC2-PC
Set Sensor
PC3-PC
CD Paper Size Sensor/2
PC4-PC
CD Paper Size Sensor/1
PC5-PC
Door Set Sensor
PC6-PC
Paper Empty Sensor
WIRE HARNESS ASSY
 (25-12)
WIRE HARNESS ASSY (5-18)
WIRE HARNESS ASSY (5-17)
WIRE HARNESS ASSY 
(5-20)
WIRE HARNESS ASSY 
(1-20)
WIRE HARNESS ASSY 
(5-26)
CN CST
PWB-Z
PC5-PCM1-PCM2-PC
M3-PC
PC3-PC
PC4-PC
PC8-PC
PC7-PC
PC6-PC
PC9-PC
PWB-M
PWB-I
PC1-PC
PC2-PC
To lower cassette
PC7-PC
Lift-Up Sensor
PC8-PC
Vertical Transport Sensor
PC9-PC
Paper Take-Up Sensor
Code
Part Name
PWB-M
Mechanical Control Board
PWB-A DU
Duplex Control Board
M1DU
Duplex Unit Switchback Motor
M2DU
Duplex Unit Transport Motor
PCIDU
Duplex Unit Door Set Sensor
Code
Part Name
WIRE HARNESS ASSY 
(25-12)
WIRE HARNESS ASSY 
(3-13)
WIRE HARNESS ASSY 
(2-22)
CN DUP
M1DU
M2DU
PCIDU
PWB-A DU
PWB-M 
						

							EPSON AcuLaser C9200NRevision D
APPENDIX      Connector Layout Drawing 346
Confidential7.3  Connector Layout DrawingNo.
CN No.
Diagram 
Coordinates
No.
CN No.
Diagram 
Coordinates
[1]
CN32
E-13 ~ 14
[8]
CN9
E-2
[2]
CN30
U-6
[9]
CN28
E-9
[3]
CN31
U-6
[10]
CN27
E-9
[4]
CN56
E17 ~ 18
[11]
CN22
E-9
[5]
CN55
E-15 ~ 16
[12]
CN29
E-10
[6]
CN7
E-27
[13]
CN13
0-18 ~ 19
[7]
CN44
0-21
[14]
CN19
0-19
Number of Pin Possible to confirm by removing external cover. 
Not Possible to confirm by removing external cover.
11
Description
4039F5C507DA
[3] [1]
[2]
[4]
[5] [6] [7] [8] [9] [10][11][12][13][14]
No.
CN No.
Diagram 
Coordinates
No.
CN No.
Diagram 
Coordinates
[1]
CN14
K-2
[9]
CN40
E-11
[2]
CN8
D-8
[10]
CN18
E-12
[3]
CN6
E-4 ~ 5
[11]
CN17
E-20
[4]
CN3
E-21
[12]
CN39
E-22
[5]
CN43
E-11
[13]
CN59
K-2
[6]
CN21
E-8
[14]
CN38
E-12
[7]
CN4
E-8
[15]
CN45
K-2
[8]
CN5
D-8
[16]
CN41
K-14039F5C508DA
[2]
[3]
[4]
[5] [1]
[6]
[7] [9] [10][11] [12][13][14][15] [16]
[8] 
						

							EPSON AcuLaser C9200NRevision D
APPENDIX      Control Panel Special Operations 347
Confidential7.4  Control Panel Special OperationsThis printer provides the special functions listed in the following table by means of the special button operations.7.4.1  Operation Method & Functions
Never disclose these special operations to the users. They are 
intended to be used for product development and service.Function
Operation Method
Explanation
Hexadecimal dump Turn the power ON while holding down the [Start/Stop] 
button.Printing is made in hexadecimal dump.
Support mode Turn the power ON while holding down the [Down] button. [Support Menu] and [Printer Adjust Menu] are added to the Panel Menu. For more details, refer to 
“ 7.4.2 Special Menu ” (p349).
Initialization of EEPROM Turn the power ON while holding down the [Start/Stop], 
[Job Cancel], and [Left] buttons.All information stored in the EEPROM of the controller is cleared.
Note that information on the printer operational history such as total printed pages 
is also erased.
Initialization of control panel settings Turn the power ON while holding down the [Job Cancel] 
button.All the settings made by the control panel are returned to their default.
Forced erase of flash ROM A Turn the power ON while holding down the [Job Cancel], 
[Right], [Up] and [Down] buttons.All information stored in the Flash ROM module, which is inserted into the DIMM slot A, is 
erased.
Update controller firmware Turn the power ON while holding down the [Start/Stop], 
[Job Cancel] and [Down] buttons.The printer enters into the mode for updating the controller firmware.
Copy ROM module Turn the power ON while holding down the [Start/Stop], 
[Job Cancel] and [Right] buttons.ROM module information is copied to another ROM module.
Maintenance mode Turn the power ON while holding down the [Right], [Left], 
[Up] and [Down] buttons.[Support Menu], [Printer Adjust Menu] and [Maintenance Menu] are added to the Panel Menu. 
For more details, refer to “ 7.4.2 Special Menu ” (p349).
Update engine (mechanical) controller 
firmwareTurn the power ON while holding down the [Start/Stop], 
[Job Cancel], [Up] and [Down] buttons.The printer enters into the mode for updating the engine controller firmware.
RAM check of all sectors Turn the power ON while holding down the [Start/Stop], 
[Right], [Left] and [Up] buttons.All sectors of RAM are checked when starting the printer. This function is executed when a 
controller-related error occurs, and checks if RAM has the reason of the error.
Reset of the CPU when a service call 
occursTurn the power ON while holding down the [Job Cancel], 
[Right], [Left], [Up] and [Down] buttons.CPU is reset when this function is executed while a service request error is occurring. 
						

							EPSON AcuLaser C9200NRevision D
APPENDIX      Control Panel Special Operations 348
ConfidentialDisplay detailed information when a 
service call occursPress the [Job Cancel], [Right] and [Left] buttons when a 
service call error occurs.While a service request error is occurring, the detailed information is displayed. However, this 
function is not used for the normal service since the analysis of the displayed information is not 
possible in the field of the service.
Print an error sheet Press the [Right] button after CPU reset when a service call 
error occurs.When this operation is executed after resetting the CPU, information for analyzing errors is 
printed. However, this function is not used for the normal service since the analysis of the printed 
information is not possible in the field of the service.
Update firmware with USB memory 
stickTurn the power ON while holding down the [Job Cancel] 
and [Up] buttons.The firmware can be updated with USB memory stick.
Function
Operation Method
Explanation 
						

							EPSON AcuLaser C9200NRevision D
APPENDIX      Control Panel Special Operations 349
Confidential7.4.2  Special MenuThe following special adjustment menu is provided.
 
The underlined values are default values.SUPPORT MENUPRINTER ADJUSTMENT FUNCTION
Setting item
Settings
Explanation
Support 
StatusSheet
Execute
Prints the Support Status Sheet.
LCD Backlight
Auto On Off
Sets the operation of LCD Backlight.
Format 
CompactFlash
Execute
Formats the CompactFlash.
Format PS3 
CompactFlash
Execute
Delete All 
CompactFlash 
Data
Execute
Deletes all CompactFlash data.
Setting item
Settings
Explanation
Highland
0 ~ 1
White spots may appear when using the printer in 
a highland area. In such case, this setting is set to 
“1”. Therefore, developing bias is changed to 
prevent some wrong.
Feed Offset
-3.5 ~ 
0.0
 ~ 3.5
Sets Physical offset for the front of a page in the 
paper feeding direction.
Scan Offset
-3.5 ~ 
0.0
 ~ 3.5
Sets Physical offset for the front of a page in the 
scanning direction.
Feed Offset2
-3.5 ~ 
0.0
 ~ 3.5
Sets Physical offset for the back of a page in the 
paper feeding direction.
Scan Offset2
-3.5 ~ 
0.0
 ~ 3.5
Sets Physical offset for the back of a page in the 
scanning direction.
TR Normal
-5 ~ 5
Sets the secondary transfer bias for each paper 
type. Setting items with Back are for the back of 
papers. TR Thick
-5 ~ 5
TR ExtraThk
-5 ~ 5
TR SuperThk
-5 ~ 5
TR Envelope
-5 ~ 5
TR Tmsprnc
-5 ~ 5
TR Card
-5 ~ 5
TR NormalBack
-5 ~ 5
TR ThickBack
-5 ~ 5
TR ExtraThkBack
-5 ~ 5
TR SuperThkBack
-5 ~ 5
TR Card Back
-5 ~ 5
Max Density K
-10 ~ 10
Sets the max density for each color. This setting is 
executed to heighten a color. This setting is 
available after executing calibration. Max Density C
-10 ~ 10
Max Density M
-10 ~ 10
Max Density Y
-10 ~ 10
Blur Margin K
-5 ~ 5
Sets the blur margin for each color.
Blur Margin C
-5 ~ 5
Blur Margin M
-5 ~ 5
Blur Margin Y
-5 ~ 5
Definition Noise
0 ~ 
3 ~ 7
This setting is not used for the service since it is a 
menu for development.
Gradation Noise
0 ~ 
3 ~ 7
This setting is not used for the service since it is a 
menu for development.
Calibration
Execute
Executes the calibration of engine.
Color DiagnosisSht
Execute
Prints a sheet for the check of image quality.
Setting item
Settings
Explanation 
						

							EPSON AcuLaser C9200NRevision D
APPENDIX      Control Panel Special Operations 350
ConfidentialMAINTENANCE MENU
Setting item
Settings
Explanation
Maintenance 
StatusSht
Execute
Prints Maintenance Status Sheet and Error Log 
Sheet.
Clear Error Log
Execute
Clears the saved error log to print it on Error Log 
Sheet.
K Toner Admix
Execute
Supplies toner to the developing unit from the 
toner cartridge forcibly. Execute this setting for 
the low density. C Toner Admix
Execute
M Toner Admix
Execute
Y Toner Admix
Execute
Reset Mainte Counter
Execute
Resets the life counter of the maintenance unit. 
Execute this setting after replacing the 
maintenance unit.
Reset LC2 Counter
Execute
Resets the life counter of the feed roller (C2). 
Execute this setting after replacing the feed 
roller.
Reset LC3 Counter
Execute
Resets the life counter of the feed roller (C3). 
Execute this setting after replacing the feed 
roller.
Reset LC4 Counter
Execute
Resets the life counter of the feed roller (C4). 
Execute this setting after replacing the feed 
roller.
Feed Offset MP
-3.5 ~ 
0.0
 ~ 3.5
Sets margins for each paper feeder. “Feed” 
indicates the margin on the leading edge of the 
paper and “Scan” indicates the margin on the left 
edge of the paper. Scan Offset MP
-3.5 ~ 
0.0
 ~ 3.5
Feed Offset C1
-3.5 ~ 
0.0
 ~ 3.5
Scan Offset C1
-3.5 ~ 
0.0
 ~ 3.5
Feed Offset C2
-3.5 ~ 
0.0
 ~ 3.5
Scan Offset C2
-3.5 ~ 
0.0
 ~ 3.5
Feed Offset C3
-3.5 ~ 
0.0
 ~ 3.5
Scan Offset C3
-3.5 ~ 
0.0
 ~ 3.5
Feed Offset C4
-3.5 ~ 
0.0
 ~ 3.5
Scan Offset C4
-3.5 ~ 
0.0
 ~ 3.5
ScanOffset DupMP
-3.5 ~ 
0.0
 ~ 3.5
Sets the margin on the left edge of the back of a 
paper for each Paper Feeder.
ScanOffset DupC1
-3.5 ~ 
0.0
 ~ 3.5
ScanOffset DupC2
-3.5 ~ 
0.0
 ~ 3.5
ScanOffset DupC3
-3.5 ~ 
0.0
 ~ 3.5
ScanOffset DupC4
-3.5 ~ 
0.0
 ~ 3.5
C Regist Feed
-6 ~ 6
Corrects printing positions for each color. 
“Feed” indicates the vertical direction, and 
“Scan” indicates the horizontal direction. C Regist Scan
-6 ~ 6
M Regist Feed
-6 ~ 6
M Regist Scan
-6 ~ 6
Y Regist Feed
-6 ~ 6
Y Regist Scan
-6 ~ 6
Loop Fuser
-2 ~ 2
Corrects the timing that the speed control of 
fusing starts to prevent paper wrinkles that may 
occur when printing envelopes.
Temp1 Normal
-10 ~ 10
Corrects the heater temperature of the fuser unit. 
“1” indicates the heater of the heat roller, and 
“2” indicates the heater of the press roller. Temp2 Normal
-10 ~ 10
Temp1 Thick
-10 ~ 10
Temp2 Thick
-10 ~ 10
Temp1 ExtraThk
-10 ~ 10
Temp2 ExtraThk
-10 ~ 10
Temp1 SuperThk
0 ~ 10
Temp2 SuperThk
0 ~ 10
Temp1 Envelope
-10 ~ 10
Temp2 Envelope
-10 ~ 10
Temp1 Trnsprnc
-10 ~ 10
Temp2 Trnsprnc
-10 ~ 10
Transfer 1st NN
-5 ~ 5
Sets the primary transfer bias in NN 
environment. As the set value takes one step up/
down, the transfer bias changes per 50 V. 
*NN environment = Environment that 
temperature and humidity are in standard value.
Setting item
Settings
Explanation