EPSON AcuLaser C4000/C4100/C3000
Revision F
Troubleshooting
Level 2 FIP
3-162
6
Harness Assy LVNC (PL15.2.1) continuity
1. Disconnect the P/J61 connector from the PWB Drive (PL15.1.15).
2. Disconnect the P/J165 connector from the LVPS (PL15.1.10).
3. Check the continuity between J61-4 <=> J165-5.
Is there continuity between J61-4 <=> J165-5?
Go to step 7.
Replace the Harness Assy
LVNC (PL15.2.1).
7
Harness Assy DRV 2 (PL15.2.3) continuity
1. Disconnect the P/J12 connector from the PWBA MCU & HVPS. (Refer to Ch4-4.2.18.1)
2. Disconnect the P/J42 connector from the PWB Drive (PL15.1.15).
3. Check the continuity between J12-20 <=> J42-11.
Is there continuity between J12-20 <=> J42-11?
Go to step 8.
Replace the Harness Assy DRV
2 (PL15.2.3).
8
PWB Drive (PL15.1.15) continuity
Check the continuity between P42-11 <=> P61-4 of the PWB Drive.
Is there continuity between P42-11 <=> P61-4?
Go to step 9.
Replace the PWB Drive.
(Refer to Ch4-4.2.18.5)
9
LVPS (PL15.1.10)
1. Replace the LVPS with a new part. (Refer to Ch4-4.2.18.3)
2. Turn On the power.
Does the problem still occur?
Replace the PWBA MCU &
HVPS. (Refer to Ch4-4.2.18.1)
Problem solved.
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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