Toshiba e-STUDIO5540C Service Manual page 125

Replace parts
IH board
[C4E0] Fuser pressure release abnormality
[C4E1] Fuser pressure contact abnormality
Classification
Fuser unit related service call
Check item
Pressure roller contact/release
detection sensor(S48)
Pressure roller contact/release
clutch(CLT1)
Fuser unit
LGC board
Replace parts
Pressure roller contact/release
detection sensor
Pressure roller contact/release clutch
LGC board
[C4E2] Fuser belt rotation detection sensor abnormality
Classification
Fuser unit related service call
e-STUDIO5540C/6540C/6550C/5560C/6560C/6570C
ERROR CODE and TROUBLESHOOTING
Though the pressure roller is released, its position cannot be
detected.(C4E0)
Though the pressure roller is contacted, its position cannot be
detected.(C4E1)
• Sensor check
(Perform the input check: 03-[ALL]OFF/[3]/[F])
• Connector check
• Harness check
• Clutch check
(Perform the output check: 03-273)
• Connector check
• Harness check
• Unit check
• Connector check
• Harness check
Check that 2 dowels are securely fitted into the holes of
•
the fuser drive unit.
• Connector check (CN306, CN311)
• Board check
The fuser belt does not rotate or does so incorrectly.
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Remarks
Error item
Measures
Remarks
Error item