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Epson AcuLaser CX11 Service Manual

Epson AcuLaser CX11
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EPSON AcuLaser CX11/CX11F Revision B
TROUBLESHOOTING Printer 191
33
Shape and operation check of FUSER ASSY
parts
Allow FUSER ASSY to cool down
before performing work.
Remove FUSER ASSY. (p.415)
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 [34]. Replace FUSER
ASSY. (p.415)
34
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 [35]. Go to Step [36].
35
Check after replacement of MOT ASSY FSR
Replace MOT ASSY FSR. (p.422)
Does the error recur when the power is turned
ON?
Replace PWBA
MCU. (p.432)
End of procedure
36
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. (p.432)
Go to Step [37].
37
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. (p.435)
Repair broken or
shorted part.
Step Check Yes No
W A R N I N G
38
Continuity check of HARNESS ASSY MCU
C/L
Allow FUSER ASSY to cool down
before performing work.
Remove FUSER ASSY. (p.415)
Disconnect the 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 [39]. Repair broken or
shorted part.
39
5 VDC power supply check to PWBA MCU
The voltage of P410-3 ↔ P410-4 on PWBA
MCU is 5 VDC?
Replace PWBA
MCU. (p.432)
Go to Step [40].
40
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. (p.435)
Repair broken or
shorted part.
Step Check Yes No
W A R N I N G

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Epson AcuLaser CX11 Specifications

General IconGeneral
BrandEpson
ModelAcuLaser CX11
CategoryAll in One Printer
LanguageEnglish

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