Fip-60 - Epson AcuLaser CX11 Service Manual

EPSON AcuLaser CX11/CX11F

FIP-60

Panel Message
F Open
Possible parts that caused the error
CHUTE ASSY-FSR
HARNESS ASSY ADC
PWBA MCU
Troubleshooting
Step Check
Shape check of CHUTE ASSY-FSR
1
Is the actuator of CHUTE ASSY-FSR that
presses SWITCH 2BTR COVER damaged?
Actuator
Operation check of SWITCH 2BTR COVER
2
Disconnect the P/J418 from PWBA MCU.
Is there continuity on J418-7 ↔ J418-8 when
SWITCH 2BTR COVER is pressed, and does
the continuity stop when the switch is released?
Continuity check of HARNESS ASSY ADC
3
Disconnect the P/J418 from the PWBA MCU.
Do all of the wiring below have normal
continuity?
J418-7 ↔ J621-2
J418-8 ↔ J621-1
TROUBLESHOOTING
SWITCH 2BTR COVER
HARNESS ASSY 2BTR SW
LV/HVPS
Yes No
Replace CHUTE Go to Step [2].
ASSY-FSR.
(p.366)
Go to Step [5]. Go to Step [3].
Go to Step [4]. Replace
HARNESS
ASSY ADC.
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Step Check
Continuity check of HARNESS ASSY 2BTR
4
SW
Disconnect the P/J418 from the PWBA MCU.
Do all of the wiring below have normal
continuity?
P621-1 ↔ J113-2
P621-2 ↔ J113-1
Power supply check to PWBA MCU
5
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
6
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
Replace Replace
SWITCH 2BTR HARNESS
COVER. (p.378) ASSY 2BTR
SW.
Replace PWBA Go to Step [6].
MCU. (p.432)
Replace LV/ Repair broken or
HVPS. (p.435) shorted part.
232