Toshiba e-STUDIO 5540C Service Manual page 933

Check item
Needle electrode cleaner drive
motors (M23 - M26)
Needle electrode cleaner drive
section
EPU board
LGC board
Replace parts
Needle electrode cleaner detection
sensor
Needle electrode cleaner drive motor
EPU board
LGC board
[C370] Transfer belt abnormality
Classification
Copy process related service call
Check item
Transfer belt unit
Transfer belt cam motor (M14)
Transfer belt contact/release
detection sensor (S46)
LGC board
Replace parts
Transfer belt contact/release
detection sensor (S46)
Transfer belt cam motor (M14)
LGC board
[C380] Auto-toner sensor (K) abnormality (upper limit)
[C381] Auto-toner sensor (K) abnormality (lower limit)
[C382] Auto-toner sensor (K) connection error
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• Motor check
(Perform the output check: K: 03-207, C: 03-206, M: 03-
205, Y: 03-204)
• Connector check
• Harness check
• Check if the needle electrode cleaner drive section rotates
smoothly, and if it does not, clean or replace it.
• Connector check (CN550, CN551, CN553, CN554,
CN555, CN556)
• Board check
• Connector check (CN308, CN310)
• Harness check
• Board check
• Connector check
• Unit check
• Motor check
(Perform the output check: 03-237)
• Connector check
• Harness check
• Sensor check
(Perform the input check: 03-[ALL]OFF/[5]/[H])
• Connector check
• Harness check
• Connector check (CN311)
• Board check
e-STUDIO5540C/6540C/6550C/5560C/6560C/6570C
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Measures
Remarks
Error item
Measures
Remarks
ERROR CODE and TROUBLESHOOTING
8