45762101TH Rev.1
2-55
2. TROUBLESHOOTING PROCEDURES
2.5.5. (6) Paper running jam (Error code: 381)
(6-1) Jam occurs immediately after the power is turned on.
Check item Check operation
Actions for NG
results
(6-1-1) Check condition of paper running path
Paper running path
of the ejection unit
Open the rear cover and top cover check if paper
is not jammed in the paper running path.
Remove the
paper
(6-1-2) Check condition of the mechanical parts
Ejecting sensor Does the ejecting sensor lever work normally?
(It moves freely by touching.)
Replace the
ejecting sensor.
Clean a sensor. Replace the main
board.
(6-2) Jam occurs immediately after the paper feed is started.
Check item Check operation
Actions for NG
results
(6-2-1) Check condition of paper running path
Paper running path
of the ejection unit
Open the rear cover and top cover check if paper
is not jammed in the paper running path.
Remove the
paper
(6-2-2) Check condition of the mechanical parts
Paper ejection roller Is the paper ejection roller appropriately
installed?
Install the paper
ejection roller
appropriately.
Paper ejection
spring
Is the paper ejection spring appropriately
installed?
Install the paper
ejection spring
appropriately.
Cover-Assy Rear or
fuser unit Assy.
Replace Cover-Assy Rear. Replace fuser
unit Assy.
2.5.5. (7) Two-sided printing jam (Error code: 372)
(7-1) Two-sided printing jam.
Check item Check operation
Actions for NG
results
(7-1-1) Check condition of the paper running path
Paper running path
of the Duplex unit
Check if paper is jammed or not in the paper
running path.
Open the front cover and check if any paper
remains in the Duplex feeder or not.
Open the rear cover and check if any paper
remains in the paper reversing path or not.
Remove the Duplex unit. Check if any paper
exists in the Duplex insertion slot or not. Open
the cover of the Duplex paper running path and
check if any paper remains inside of the Duplex
unit.
Remove the
jammed paper.
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