EPSON AcuLaser C1100
Revision B
TROUBLESHOOTING
FIP according to the printer message
161
22
Operation check of CLUTCH ASSY FEED
Does CLUTCH ASSY FEED operate
normally?
Make a test print and confirm by the operating
noise.
Go to Step [30].
Go to Step [23].
23
Continuity check of HARNESS-ASSY
FEED MAIN
Disconnect P/J437 from PWBA TRAY
CONT.
Do all of the wiring below have normal
continuity?
J437-6
↔
P609-2
J437-7
↔
P609-1
Go to Step [24].
Replace
HARNESS-
ASSY FEED
MAIN.
24
Check of resistance value of CLUTCH
ASSY FEED
The winding resistance between the terminals
of CLUTCH ASSY FEED is 144
Ω
± 10%
(20°C)?
Go to Step [25].
Replace
CLUTCH
ASSY FEED.
(p.461)
25
24 VDC power supply check to PWBA
TRAY 500
The voltage of P435-9/10
↔
435-7/8 on
PWBA TRAY 500 is 24 VDC?
Go to Step [9].
Go to Step [26].
26
Continuity check of HARNESS-ASSY FEED 1
Disconnect P/J435 from PWBA TRAY
CONT.
Do all of the wiring below have normal
continuity?
J435-7
↔
P608-4
J435-8
↔
P608-3
J435-9
↔
P608-2
J435-10
↔
P608-1
Go to Step [27].
Replace
HARNESS-
ASSY FEED 1.
(p.462)
Step
Check
Yes
No
27
Continuity check of HARNESS ASSY MAIN
Disconnect P/J421 from PWBA MCU.
Do all of the wiring below have normal
continuity?
J421-1
↔
J608-10
J421-2
↔
J608-9
J421-3
↔
J608-8
J421-4
↔
J608-7
Go to Step [28].
Repair broken
or shorted part.
28
24 VDC power supply check to PWBA MCU
Disconnect the P/J410 from PWBA MCU.
The voltage of P410-5/6
↔
P410-7/8 P410-7/
8 on PWBA MCU is 24 VDC?
Replace PWBA
MCU.
(p.404)
Go to Step [29].
29
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?
J410-5
↔
J502-5
J410-6
↔
J502-6
J410-7
↔
J502-7
J410-8
↔
J502-8
Replace LV/
HVPS.
(p.407)
Repair broken
or shorted part.
30
Check of 24 VDC power supply to DRIVE
ASSY FEED
The voltage of P437-4
↔
P437-5 on PWBA
TRAY CONT is 24 VDC?
Go to Step [31].
Go to Step [25].
31
Continuity check of HARNESS-ASSY
FEED MAIN
Disconnect P/J437 from PWBA TRAY 500.
Do all of the wiring below have normal
continuity?
J437-5
↔
J440-1
J437-4
↔
J440-2
J437-2
↔
J440-4
J437-1
↔
J440-5
Go to Step [8].
Replace
HARNESS-
ASSY FEED
MAIN.
Step
Check
Yes
No
Summary of Contents for C1100 - AcuLaser Color Laser Printer
Page 1: ...EPSON AcuLaserC1100 A4 Full Color Laser Printer SERVICE MANUAL SEPG04002 ...
Page 12: ...Schematic Diagram of Safety System Leg_Sec001_025EA ...
Page 19: ...C H A P T E R 1 PRODUCTDESCRIPTION ...
Page 74: ...C H A P T E R 2 OPERATINGPRINCIPLES ...
Page 119: ...C H A P T E R 3 TROUBLESHOOTING ...
Page 276: ...C H A P T E R 4 DISASSEMBLYANDASSEMBLY ...
Page 485: ...C H A P T E R 5 ADJUSTMENT ...
Page 491: ...C H A P T E R 6 MAINTENANCE ...
Page 510: ...C H A P T E R 7 APPENDIX ...
Page 539: ...EPSON AcuLaser C1100 Revision B APPENDIX Exploded Diagrams 539 7 6 Exploded Diagrams ...
Page 562: ...Model AcuLaser C1100 LP V500 Board C567MAIN Sheet 1 of 4 Rev A ...
Page 563: ...Model AcuLaser C1100 LP V500 Board C567MAIN Sheet 2 of 4 Rev A ...
Page 564: ...Model AcuLaser C1100 LP V500 Board C567MAIN Sheet 3 of 4 Rev A ...
Page 565: ...Model AcuLaser C1100 LP V500 Board C567MAIN Sheet 4 of 4 Rev A ...