EPSON AcuLaser CX11/CX11F
Revision B
TROUBLESHOOTING
Printer
198
12
Continuity check of HARNESS ASSY 2BTR
SENS
Disconnect P/J620 from HARNESS ASSY
2BTR SENS.
Do all of the wiring below have normal
continuity?
P620-1
↔
J111-3
P620-2
↔
J111-2
P620-3
↔
J111-1
Replace
SENSOR
FUSER IN.
Replace
HARNESS
ASSY 2BTR
SENS.
13
Shape and operation check of CAM ASSY-
2ND
Does CAM ASSY 2ND move smoothly
without any damage, and does it enter the
sensor sensing area?
Go to Step [14]. Replace CAM
ASSY-2ND.
14
Operation check of SENSOR 2BTR
RETRACT
Remove 2ND BTR ASSY.
The voltage of P418-6
↔
P418-5 on PWBA
MCU is 0 VDC when Actuator of CAM ASSY-
2ND enters the sensing area of SENSOR 2BTR
RETRACT, and is 5 VDC when it leaves the
sensing area?
Go to Step [19]. Go to Step [15].
15
5 VDC power supply check to SENSOR
2BTR RETRACT
Disconnect P/J418 from PWBA MCU.
The voltage of P418-4
↔
P418-5 on PWBA
MCU is 5 VDC?
Go to Step [16]. Go to Step [17].
16
Continuity check of HARNESS ASSY ADC
Disconnect P/J418 from PWBA MCU.
Do all of the wiring below have normal
continuity?
J418-4
↔
J112-3
J418-5
↔
J112-2
J418-6
↔
J112-1
Replace
SENSOR 2BTR
RETRACT.
Replace
HARNESS
ASSY ADC.
17
5 VDC power supply check to PWBA MCU
The voltage of P410-3
↔
P410-4 on PWBA
MCU is 5 VDC?
Replace PWBA
MCU.
Go to Step [18].
Step
Check
Yes
No
18
Continuity check of HARNESS ASSY MAIN
Disconnect P/J410 from PWBA MCU and P/
J502 from LV/HVPS.
Do all of the wiring below have normal
continuity?
J410-3
↔
J502-3
J410-4
↔
J502-4
Replace LV/
HVPS.
Repair broken or
shorted part.
19
Continuity check of HARNESS ASSY MAIN
Disconnect the P/J403 from PWBA MCU.
Do all of the wiring below have normal
continuity?
J403-1
↔
J600-3
J403-2
↔
J600-2
J403-3
↔
J600-1
Go to Step [20]. Repair broken or
shorted part.
20
24 VDC power supply check to MOT ASSY
MICRO (2nd BTR Retract Motor)
The voltage of P403-3
↔
P403-2 on PWBA
MCU is 24 VDC?
Go to Step [21]. Go to Step [22].
21
Check after replacement of MOT ASSY
MICRO
Replace MOT ASSY MICRO.
Does the error recur when a test print is made?
Replace PWBA
MCU.
End of procedure
22
24 VDC power supply check to PWBA MCU
The voltage of P410-5/6
↔
P410-7/8 on
PWBA MCU is 24 VDC?
Replace PWBA
MCU.
Go to Step [23].
23
Continuity check of HARNESS ASSY MAIN
Disconnect P/J410 from PWBA MCU and P/
J502 from LV/HVPS.
Do all of the wiring below have normal
continuity?
J410-5
↔
J502-5
J410-6
↔
J502-6
J410-7
↔
J502-7
J410-8
↔
J502-8
Replace LV/
HVPS.
Repair broken or
shorted part.
Step
Check
Yes
No
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Summary of Contents for AcuLaser CX11 Series
Page 1: ...EPSON AcuLaserCX11 CX11F Color Multi Function Page Printer SERVICE MANUAL SEOT04007 ...
Page 11: ...Schematic Diagram of Safety System ...
Page 15: ...C H A P T E R 1 PRODUCTDESCRIPTION ...
Page 75: ...C H A P T E R 2 OPERATINGPRINCIPLES ...
Page 126: ...C H A P T E R 3 TROUBLESHOOTING manuals4you com manuals4you com ...
Page 297: ...C H A P T E R 4 DISASSEMBLYANDASSEMBLY ...
Page 528: ...C H A P T E R 5 ADJUSTMENT manuals4you com manuals4you com ...
Page 543: ...C H A P T E R 6 MAINTENANCE ...
Page 562: ...C H A P T E R 7 APPENDIX manuals4you com manuals4you com ...
Page 618: ...IR A ASSY manuals4you com manuals4you com ...
Page 619: ...IR B ASSY ...
Page 620: ...1 4 3 01 1 01 2 2 DOC COVER manuals4you com manuals4you com ...
Page 621: ...2 3 4 5 6 7 8 9 10 11 1 13 11 17 18 12 22 14 19 16 20 21 15 11 11 13 ADF UNIT ASSY ...
Page 624: ...PAPER GUIDE ASSY manuals4you com manuals4you com ...
Page 627: ...Board C588MAIN BOARD Model Aculaser CX11 CX11F Sheet 1 of 6 Rev A ...
Page 629: ...Board C588MAIN BOARD Model Aculaser CX11 CX11F Sheet 3 of 6 Rev A ...
Page 631: ...Board C588MAIN BOARD Model Aculaser CX11 CX11F Sheet 5 of 6 Rev A ...