Error Code
(Hex)
8B
The paper feed motor
stops suddenly.
8C
Current protection for the
driver IC activated in
paper feeding operation.
8D
The paper feed motor
rotates in the reverse
direction.
8E
Not used.
8F
The paper feed motor is
being driven and cannot be
stopped.
90-A0
Not used.
Symptom
Abnormal load applied to
the paper feed roller
PF-related gear(s) broken
PF encoder disk stained
or scratched
PF encoder sensor
defective
Main PCB defective
Paper feed motor
defective
The driving current has
exceeded the limit due to
an abnormal load applied
to the PF-related gears
and rollers.
4 - 1 3
Probable Cause
PF encoder disk
stained or scratched
PF encoder disk
dislocated
PF encoder sensor
defective
Abnormal load applied
to the paper feed roller
Main PCB defective
Paper feed motor
defective
Software malfunction
Solution
Replace the PF-related
gear(s).
Replace the PF encoder
disk.
Replace the PF encoder
PCB.
Replace the main PCB.
Replace the paper feed
motor.
Replace the PF-related
gears.
Replace the PF encoder
disk.
Replace the PF encoder
PCB.
Replace the main PCB.
Replace the paper feed
motor.
Replace the PF encoder
disk.
Replace the PF encoder
disk.
Replace the PF encoder
PCB.
Check the PF roller gear
and its related gears.
Replace the main PCB.
Replace the paper feed
motor.
Open and close the
scanner cover.
Unplug and plug the AC
cord.
Confidential