Epson AcuLaser C9200N Service Manual page 124

EPSON AcuLaser C9200N
E620: COLOR PC DRUM SENSOR MALFUNCTION
Transport Drive Assy
Mechanical Control Board (PWB-M)
Step Action
1 Check if the Detect Light Shield Plate
has damages and is properly installed,
and correct as necessary.
2 Check the Transport Drive Assy
connector for proper connection and
correct as necessary.
3 Check the PWB-M connector for
proper connection and correct as
necessary.
4 Change the cable that connects
Transport Drive Assy and PWB-M.
5 Change Transport Drive Assy
6 Change PWB-M (p.198)
Troubleshooting
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Relevant Electrical Parts
Harness
Connection Diagram
Control Signal
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(p.230) ---
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E621: BLACK PC DRUM SENSOR MALFUNCTION
Transport Drive Assy
Mechanical Control Board (PWB-M)
Step
Location
(electrical parts)
1 Check if the Detect Light Shield Plate
---
has damages and is properly installed,
and correct as necessary.
2 Check the Transport Drive Assy
---
connector for proper connection and
correct as necessary.
3 Check the PWB-M connector for
---
proper connection and correct as
necessary.
4 Change the cable that connects
---
Transport Drive Assy and PWB-M.
5 Change Transport Drive Assy
---
6 Change PWB-M
---
Service Call Error
Relevant Electrical Parts
Harness
Connection Diagram
Action
Control Signal
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(p.230) ---
(p.198) ---
Revision D
Location
(electrical parts)
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124
Confidential