Epson AcuLaser C9200N Service Manual page 115

EPSON AcuLaser C9200N
E300: ABNORMALLY LOW HEATING ROLLER TEMPERATURE
E301: ABNORMALLY LOW FUSING PRESSURE ROLLER
TEMPERATURE
E302: ABNORMALLY HIGH HEATING ROLLER TEMPERATURE
E303: ABNORMALLY HIGH FUSING PRESSURE ROLLER
TEMPERATURE
E304: HEATING ROLLER WARM-UP FAILURE
E305: FUSING PRESSURE ROLLER WARM-UP FAILURE
Fusing Unit
DC Power Supply (PU1)
Step Action
1 Check the Fusing Unit for correct
installation (whether it is secured in
position).
2 Check the Fusing Unit, PWB-M and
PU1 for proper connection and correct
or change as necessary.
3 Change Fusing Unit
4 Change PWB-M (p.198)
5 Change PU1 (p.193)
Troubleshooting
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Relevant Electrical Parts
Mechanical Control Board (PWB-M)
Connection Diagram
Control Signal
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E310: FUSING UNIT NEW ARTICLE RELEASE
Fusing Unit
Step
1 Check the Fusing Unit for correct
installation (whether it is secured in
position).
2 Check the Fusing Unit, PWB-M for
proper connection and correct or
change as necessary.
3 Reinstall Fusing Unit
4 Change Fusing Unit
Location
5 Change PWB-M
(electrical parts)
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Service Call Error
Relevant Electrical Parts
Mechanical Control Board (PWB-M)
Connection Diagram
Action
Control Signal
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(p.198) ---
Revision D
Location
(electrical parts)
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115
Confidential