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ERROR CODE and TROUBLESHOOTING
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[E510] ADU transport stop jam
[E511] ADU transport jam (Paper not reaching the duplexing unit path entrance sensor)
Classification Error item
Paper transport jam (ADU section) The paper does not reach the reverse path sensor after it is
switchbacked in the reverse section.
Check item Measures
Duplexing unit path entrance sensor • Sensor check
(Perform the input check: 03-[SCAN]ON/[3]/[H])
• Connector check
• Harness check
Reverse motor • Motor check
(Perform the output check: 03-132/134)
• Connector check
• Harness check
ADU motor-2 • Motor check
(Perform the output check: 03-144)
• Connector check
• Harness check
PFC board • Connector check (CN511, CN515)
• Board check
DRV board • Connector check (CN537, CN539)
• Board check
Drive unit, Rollers • Gear check
• Roller check
Replace parts Remarks
Duplexing unit path entrance sensor
Reverse motor
ADU motor-2
PFC board
ADU board
DRV board
Rollers
Classification Error item
Paper transport jam (ADU section)
Check item Measures
Duplexing unit path entrance sensor • Sensor check
(Perform the input check: 03-[SCAN]ON/[3]/[H])
• Connector check (CN491, CN497)
• Harness check
Reverse motor • Motor check
(Perform the output check: 03-132/134)
• Connector check (CN537, CN539)
• Harness check