Epson AcuLaser CX11 Service Manual

EPSON AcuLaser CX11/CX11F Revision B
TROUBLESHOOTING Printer 234
FIP-62
 Panel Message
 G Open
 Possible parts that caused the error
 Troubleshooting
 CHUTE FDR ASSY 500  SWITCH FEEDER DOOR
 HARNESS-ASSY FEED MAIN  HARNESS-ASSY FEED 1
 HARNESS ASSY MAIN  PWBA MCU
 LV/HVPS
Step Check Yes No
1
Shape check of CHUTE FDR ASSY 500
Is the actuator of CHUTE FDR ASSY 500 that
presses SWITCH FEEDER DOOR damaged?
Replace CHUTE
FDR ASSY 500.
(p.450)
Go to Step [2].
2
Operation check of SWITCH FEEDER DOOR
Disconnect P/J437 from PWBA TRAY 500.
Is there continuity on J437-8 ↔ J437-9 when
SWITCH FEEDER DOOR is pressed, and does
the continuity stop when the switch is released?
Go to Step [4]. Go to Step [3].
3
Continuity check of HARNESS-ASSY FEED
MAIN
Disconnect P/J437 from PWBA TRAY 500.
Do all of the wiring below have normal
continuity?
J437-8 ↔ J121-2
J437-9 ↔ J121-1
Replace
SWITCH
FEEDER DOOR.
(p.460)
Replace
HARNESS-
ASSY FEED
MAIN.
Actuator
4
Continuity check of HARNESS-ASSY FEED 1
Disconnect P/J435 from PWBA TRAY CONT.
Is the continuity normal between all terminals
of J435 ↔ P608 (connector on Feeder to be
connected to the printer)?
Go to Step [5]. Replace
HARNESS-
ASSY FEED 1.
(p.458)
5
Continuity check of HARNESS ASSY MAIN
Disconnect P/J421 from PWBA MCU.
Is the continuity normal between all terminals
of J421 ↔ J608 (connector on the printer to
connect Feeder)?
Go to Step [6]. Repair broken or
shorted part.
6
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. (p.432)
Go to Step [7].
7
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. (p.435)
Repair broken or
shorted part.
Step Check Yes No
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Epson AcuLaser CX11 Specifications

General

Brand	Epson
Model	AcuLaser CX11
Category	All in One Printer
Language	English