Fip-62 - Epson AcuLaser CX11 Service Manual

EPSON AcuLaser CX11/CX11F

FIP-62

Panel Message
G Open
Possible parts that caused the error
CHUTE FDR ASSY 500
HARNESS-ASSY FEED MAIN
HARNESS ASSY MAIN
LV/HVPS
Troubleshooting
Step Check
Shape check of CHUTE FDR ASSY 500
1
Is the actuator of CHUTE FDR ASSY 500 that
presses SWITCH FEEDER DOOR damaged?
Actuator
Operation check of SWITCH FEEDER DOOR
2
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?
Continuity check of HARNESS-ASSY FEED
3
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
TROUBLESHOOTING
SWITCH FEEDER DOOR
HARNESS-ASSY FEED 1
PWBA MCU
Yes No
Replace CHUTE Go to Step [2].
FDR ASSY 500.
(p.450)
Go to Step [4]. Go to Step [3].
Replace Replace
SWITCH HARNESS-
FEEDER DOOR. ASSY FEED
(p.460) MAIN.
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Step Check
Continuity check of HARNESS-ASSY FEED 1
4
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)?
Continuity check of HARNESS ASSY MAIN
5
Disconnect P/J421 from PWBA MCU.
Is the continuity normal between all terminals
of J421 ↔ J608 (connector on the printer to
connect Feeder)?
Power supply check to PWBA MCU
6
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
Continuity check of HARNESS ASSY MAIN
7
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
Printer
Revision B
Yes No
Go to Step [5]. Replace
HARNESS-
ASSY FEED 1.
(p.458)
Go to Step [6]. Repair broken or
shorted part.
Replace PWBA Go to Step [7].
MCU. (p.432)
Replace LV/ Repair broken or
HVPS. (p.435) shorted part.
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