EPSON AcuLaser CX11/CX11F
Revision B
TROUBLESHOOTING
Printer
184
11
Operation check of SENSOR REGI
The voltage of P408-12
↔
P408-11 on PWBA
MCU is 0 VDC when ACTUATOR REGI
enters the sensor sensing area, and is 5 VDC
when it leaves the sensing area?
Go to Step [17]. Go to Step [12].
12
5 VDC power supply check to SENSOR
REGI
The voltage of P408-10
↔
P408-11 on PWBA
MCU is 5 VDC?
Go to Step [13]. Go to Step [15].
13
Continuity check of HARNESS-ASSY P/H1
Disconnect the P/J408 from PWBA MCU.
Do all of the wiring below have normal
continuity?
J408-10
↔
J603-3
J408-11
↔
J603-2
J408-12
↔
J603-1
Go to Step [14]. Replace
HARNESS-
ASSY P/H1.
14
Continuity check of HARNESS-ASSY P/H2
Disconnect P/J603 and P/J102 from PWBA
MCU.
Do all of the wiring below have normal
continuity?
P603-10
↔
J102-3
P603-11
↔
J102-2
P603-12
↔
J102-1
Replace
SENSOR REGI.
Replace
HARNESS-
ASSY P/H2.
15
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 [16].
16
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.
Step
Check
Yes
No
17
24 VDC power supply check to P/H MOTOR
The voltage of P409-6
↔
P409-5 on PWBA
MCU is 24 VDC?
Go to Step [18]. Go to Step [20].
18
Continuity check of HARNESS-ASSY P/H1
Disconnect the P/J409 from PWBA MCU.
Do all of the wiring below have normal
continuity?
J409-1
↔
P604-6
J409-2
↔
P604-5
J409-3
↔
P604-4
J409-4
↔
P604-3
J409-5
↔
P604-2
J409-6
↔
P604-1
Go to Step [19]. Replace
HARNESS-
ASSY P/H1.
19
Check after replacement of MOTOR-PH
Replace MOTOR-PH.
Does the error recur when a test print is made?
Replace PWBA
MCU.
End of procedure
20
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 [21].
21
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.
22
Continuity check of HARNESS-ASSY P/H1
Disconnect the P/J408 from PWBA MCU.
Do all of the wiring below have normal
continuity?
J408-1
↔
J603-12
J408-2
↔
J603-11
Go to Step [23]. Replace
HARNESS-
ASSY P/H1.
Step
Check
Yes
No
manuals4you.com
manuals4you.com
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 ...