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ERROR CODE and TROUBLESHOOTING
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[E551] Paper remaining on the transport path (when a service call occurs)
[E552] Paper remaining on the transport path (when the cover is closed)
Relation between the jamming area and the corresponding sensors/covers.
Classification Error item
Other paper jam The paper is detected on the transport path when a service
call occurs. (E551)
The paper is detected on the transport path after the cover is
opened and closed. (E552)
Step Check Item Result Measure
Next
Step
1
Jamming transport path Open the cover of the unit/area whose
picture is flashing on the control panel
and remove any paper on the transport
path.
2
Sensor in the jamming area • Sensor check (Refer to the table
below)
• Harness check
• Connector check
3
PFC board • Harness check
• Connector check
• Board check
Notes:
If the jam is occurring in the ADU or LCF, check the board in each unit.
Replace parts Remarks
Sensor in the jamming area Refer to the table below
PFC board
Jamming area Cover Sensor Test Mode/Input check
Paper path section Duplexing unit Registration sensor 03-[ALL]OFF/[4]/[B]
03-[COPY]ON/[5]/[H]
Transfer belt paper clinging
detection sensor
03-[ALL]OFF/[9]/[C]
2nd transfer side paper
clinging detection sensor
03-[ALL]OFF/[9]/[D]
1st drawer transport sensor 03-[SCAN]ON/[1]/[D]
Fuser Duplexing unit Fuser transport sensor 03-[ALL]OFF/[2]/[C]
03-[COPY]ON/[5]/[F]
Reverse path sensor 03-[ALL]OFF/[1]/[C]
03-[SCAN]ON/[3]/[E]
ADU Duplexing unit
Cover
Duplexing unit path exit sensor 03-[SCAN]ON/[3]/[G]
Duplexing unit path entrance
sensor
03-[SCAN]ON/[3]/[H]
Bypass unit Duplexing unit Bypass feed sensor 03-[SCAN]ON/[3]/[A]
Feeding area
(equipment)
Paper feed
cover
4th drawer transport sensor 03-[SCAN]ON/[1]/[A]
3rd drawer/tandem LCF
transport sensor
03-[SCAN]ON/[1]/[B]
2nd drawer transport sensor 03-[SCAN]ON/[1]/[C]
LCF LCF side cover Option LCF feed sensor 03-[SCAN]ON/[5]/[E]
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