4-11 Confidential
Error Code
(Hex)
Symptom Probable Cause Solution
Paper is not correctly
set in the paper tray
Reload paper.
Bank ASSY deformed
Replace the bank ASSY.
Registration sensor
actuator unhooked
Set the registration
sensor actuator into
place.
Main PCB defective Replace the main PCB.
83 Recording paper jam.
(The registration sensor
detects paper abnormally
early in paper feeding
operation in the normal SF
mode.)
(The registration sensor
sticks to ON in high-speed
feed mode.)
Registration sensor
defective
Replace the registration
sensor PCB.
Foreign materials in
the paper path
Remove foreign
materials.
Registration sensor
actuator caught on the
surrounding parts
Correct the surrounding
parts on which the
actuator caught.
Registration sensor
defective
Replace the registration
sensor PCB.
PF timing belt come off Set the PF timing belt
into place.
The paper ejection
roller does not rotate
correctly
Replace the engine unit.
84 Recording paper jam.
(The registration sensor
sticks to ON after
completion of paper
ejection operation.)
Main PCB defective Replace the main PCB.
85-87 Not used.