EPSON AcuLaser C1100 Revision B
TROUBLESHOOTING FIP according to the printer message 230
8
Operation check of SWITCH-INLK FUSER
Disconnect P/J117 from SWITCH-INLK
FUSER.
Is there continuity on P117-1P117-3 when
SWITCH-INLK FUSER is pressed, and does
the continuity stop when the switch is
released?
Go to Step [9]. Replace
SWITCH-INLK
FUSER. (p.303)
9Power supply check to PWBA MCU
Is the specified DC voltage being supplied to
the following terminals on PWBA MCU?
P410-1P410-2: 3. 3 VDC
P410-3P410-4: 5 VDC
P410-5/6P410-7/8: 24 VDC
Replace PWBA
MCU. (p.404) Go to Step [10].
10
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?
J410-1J502-1
J410-2J502-2
J410-3J502-3
J410-4J502-4
J410-5J502-5
J410-6J502-6
J410-7J502-7
J410-8J502-8
Replace LV/
HVPS. (p.407) Repair broken
or shorted part.
Step Check Yes No