EPSON AcuLaser CX11/CX11F
Revision B
TROUBLESHOOTING
Printer
201
10
Continuity check of HARNESS ASSY MCU
C/L
Allow FUSER ASSY to cool down
before performing work.
Remove FUSER ASSY.
Disconnect P/J417 from PWBA MCU.
Do all of the wiring below have normal
continuity?
J417-6
↔
J614A-7
J417-7
↔
J614A-6
Go to Step [11]. Repair broken or
shorted part.
11
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 [12].
12
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.
13
Shape and operation check of FUSER ASSY
parts
Allow FUSER ASSY to cool down
before performing work.
Remove FUSER ASSY.
Are the gears, Fuser Roll, Exit Roll, Pinch Roll
and other parts in FUSER ASSY attached
correctly?
Also, do these parts rotate smoothly without
any dirt or damage?
Turn by hand to check.
Go to Step [14]. Replace FUSER
ASSY.
Step
Check
Yes
No
W A R N I N G
W A R N I N G
14
24 VDC power supply check to MOT ASSY
FSR (Fuser Motor)
The voltage of P404-6
↔
P404-5 on PWBA
MCU is 24 VDC?
Go to Step [15]. Go to Step [16].
15
Check after replacement of MOT ASSY FSR
Replace MOT ASSY FSR.
Does the error recur when a test print is made?
Replace PWBA
MCU.
End of procedure
16
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 [17].
17
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
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 ...