Epson SEPG04002 service manual 10 , 13

EPSON AcuLaser C1100 Revision B
TROUBLESHOOTING FIP according to the printer message 213
10 5 VDC power supply check to PWBA
TRAY 500
The voltage of P435-6 ↔ P435-5 on PWBA
TRAY CONT is 5 VDC?
Replace PWBA
TRAY 500.
(p.456)
Go to Step [11].
11
Continuity check of HARNESS-ASSY FEED 1
Disconnect P/J435 from PWBA TRAY
CONT.
Do all of the wiring below have normal
continuity?
J435-6 ↔ P608-5 (connector on Feeder to
be connected to the printer)
J435-5 ↔ P608-6
Go to Step [12] . Replace
HARNESS-
ASSY FEED 1.
(p.462)
12
Continuity check of HARNESS ASSY MAIN
Disconnect P/J421 from PWBA MCU.
Do all of the wiring below have normal
continuity?
J421-5 ↔ J608-6 (connector on the printer
to connect Feeder)
J421-6 ↔ J608-5
Go to Step [13] . Repair broken
or shorted part.
13 5 VDC power supply check to PWBA MCU
The voltage of P410-3 ↔ P410-4 on PWBA
MCU is 5 VDC?
Replace PWBA
MCU. (p.404) Go to Step [14].
14
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. (p.407) Repair broken or shorted part.
Step Check Yes No