EPSON AcuLaser C4000/C4100/C3000
Revision F
Troubleshooting
Level 2 FIP –Large Capacity Paper Unit–
3-299
8
PWBA Feeder (PL17.4.1) continuity
1. Disconnect the P/J81 and P/J83 connectors of the PWBA Feeder.
2. Check the continuity between P81-15 <=> P83-7.
Is there continuity between P81-15 <=> P83-7?
Go to step 9.
Replace the PWBA Feeder.
(Refer to Ch4-4.2.20.10)
9
Harness Assy OPF PLG (PL17.4.2), Harness Assy OPFREC (PL4.2.9) and Harness Assy
OPF Main (PL15.2.8) continuity check
1. Disconnect the P/J21 connector from the PWBA MCU & HVPS (PL15.1.2). (Refer to Ch4-
2. Disconnect the P/J81 connector from the PWBA Feeder.
3. Check the continuity for the following lines.
J81-15 <=> J810-A12/P810-A3 <=> J210-B12/P210-B1 <=> J21-12
Is there continuity between each terminal?
Replace the PWBA MCU &
HVPS.
Replace any Harness Assy with
no continuity.
10
PWBA Feeder (PL17.4.1) continuity
1. Disconnect the P/J81 and P/J83 connectors of the PWBA Feeder.
2. Check the continuity between P81-24 <=> P83-5.
Is there continuity between P81-24 <=> P83-5?
Go to step 11.
Replace the PWBA Feeder.
(Refer to Ch4-4.2.20.10)
11
Harness Assy OPF PLG (PL17.4.2), Harness Assy OPFREC (PL4.2.9) and Harness Assy
OPF Main (PL15.2.8) continuity check
1. Disconnect the P/J21 connector from the PWBA MCU & HVPS (PL15.1.2). (Refer to Ch4-
2. Disconnect the P/J81 connector from the PWBA Feeder.
3. Check the continuity for the following lines.
J81-24 <=> J810-A3/P810-A12 <=> J210-B3/P210-B11 <=> J21-3
Is there continuity between each terminal?
Replace the PWBA MCU &
HVPS. (Refer to Ch4-4.2.18.1)
Replace any Harness Assy with
no continuity.
Step
Check
Treatment
Yes
No
Summary of Contents for AcuLaser C3000 Series
Page 20: ...C H A P T E R 1 PRODUCTDESCRIPTIONS ...
Page 71: ...C H A P T E R 2 OPERATINGPRINCIPLES ...
Page 118: ...C H A P T E R 3 TROUBLESHOOTING ...
Page 318: ...C H A P T E R 4 DISASSEMBLYANDASSEMBLY ...
Page 472: ...C H A P T E R 5 ADJUSTMENT ...
Page 477: ...C H A P T E R 6 MAINTENANCE ...
Page 491: ...C H A P T E R 7 AcuLaserC4100 ...
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Page 555: ...C H A P T E R 8 AcuLaserC3000 ...
Page 579: ...Model AcuLaser C3000 Board C569MAIN BOARD Sheet 1 of 5 Rev B ...
Page 580: ...Model AcuLaser C3000 Board C569MAIN BOARD Sheet 2 of 5 Rev B ...
Page 581: ...Model AcuLaser C3000 Board C569MAIN BOARD Sheet 3 of 5 Rev B ...
Page 582: ...Model AcuLaser C3000 Board C569MAIN BOARD Sheet 4 of 5 Rev B ...
Page 583: ...Model AcuLaser C3000 Board C569MAIN BOARD Sheet 5 of 5 Rev B ...
Page 584: ...C H A P T E R 9 APPENDIX ...
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