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Parts to be replaced
ADU entrance sensor
LGC board
Exit motor
ADU exit sensor
Exit board
LGC board
Rollers in the ADU
Exit roller
[E520] ADU transport jam (paper not reaching the ADU exit sensor
Classification
Paper transport jam (ADU section) Jam not reaching the ADU exit sensor
Proce
Check item
dure
Open the ADU. Is there
1
any paper in front of the
ADU exit sensor?
2
Is the ADU exit sensor
working?
(Perform the input check
in the test mode: 03-
[FAX]OFF/[1]/[E])
3
Is the ADU motor
working? (Perform the
output check in the test
mode: 03-119)
4
ADU
Parts to be replaced
ADU exit sensor
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Error content
Result
Yes
Remove the paper.
No
Yes
No
•
Check if the connector of the ADU exit
sensor is disconnected.
•
Check if the connector CN311 on the LGC
board is disconnected.
•
Check if the connector pins are
disconnected and the harnesses are open
circuited.
•
Check if the conductor patterns on the LGC
board are short circuited or open circuited.
•
Replace the ADU exit sensor.
•
Replace the LGC board.
Yes
No
•
Check if the connector of the ADU motor is
disconnected.
•
Check if the connector CN402 and CN404
on the MOT/MOT2 board is disconnected.
•
Check if the connector CN303 on the LGC
board is disconnected.
•
Check if the connector pins are
disconnected and the harnesses are open
circuited.
•
Check if the conductor pattern on the LGC
board is short circuited or open circuited.
•
Replace the ADU exit sensor.
•
Replace the MOT/MOT2 board.
•
Replace the LGC board.
•
Check the rollers in the ADU. Replace them
if they are worn out.
8 - 47
Remark
Measure
Remark
ES9160 MFP / ES9170 MFP
ERROR CODE AND TROUBLESHOOTING
Next
Step
8
2
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4
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