EPSON AcuLaser CX11/CX11F
Revision B
TROUBLESHOOTING
Printer
231
FIP-59
Panel Message
E Open
Possible parts that caused the error
Troubleshooting
CHUTE ASSY-REAR
SWITCH-PH DOOR
HARNESS-ASSY P/H1
HARNESS-ASSY P/H2
PWBA MCU
HARNESS ASSY MAIN
LV/HVPS
Step
Check
Yes
No
1
Shape check of CHUTE ASSY-REAR
Is the actuator of CHUTE ASSY-REAR that
presses SWITCH I/L CAB (P/H Cover Switch)
damaged?
Replace CHUTE
ASSY-REAR.
Go to Step [2].
2
Operation check of SWITCH-PH DOOR
Disconnect the P/J408 from the PWBA MCU.
Is there continuity on J408-5
↔
J408-6 when
SWITCH-I/L CAB is pressed, and does the
continuity stop when the switch is released?
Go to Step [5].
Go to Step [3].
3
Continuity check of HARNESS-ASSY P/H1
Disconnect the P/J408 from PWBA MCU.
Do all of the wiring below have normal
continuity?
J408-5
↔
J603-8
J408-6
↔
J603-7
Go to Step [4].
Replace
HARNESS-
ASSY P/H1.
Actuator
4
Continuity check of HARNESS-ASSY P/H2
Disconnect P/J603.
Do all of the wiring below have normal
continuity?
P603-5
↔
J100-2
P603-6
↔
J100-1
Replace
HARNESS-
ASSY P/H2.
5
Power supply check to PWBA MCU
Is the specified DC voltage being supplied to
the following terminals on PWBA MCU?
P410-1
↔
P410-2: 3. 3 VDC
P410-3
↔
P410-4: 5 VDC
P410-5/6
↔
P410-7/8: 24 VDC
Replace PWBA
MCU.
Go to Step [6].
6
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?
J410-1
↔
J502-1
J410-2
↔
J502-2
J410-3
↔
J502-3
J410-4
↔
J502-4
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 ...