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Confidential
3. PAPER FEEDING PROBLEMS
Problems related to paper feeding are end user recoverable if following the User Check items.
If the same problem occurs again, follow each procedure in the order of the number described
in the Step column in the tables below.
3.1 No Feeding
<User Check>
- Check if the paper is loaded into the paper tray correctly.
- Turn over the stack of paper in the paper tray, or try rotating the paper 180° in the paper tray.
- Check if the thickness of the paper is 60 to 105 g/m
2
.
- Release the sleep mode or update the firmware to the latest version if the papers are not fed
from the manual feed slot when the machine is in the sleep mode.
Fig. 3-7
Step Cause Check
Result
Remedy
1 Paper pick-up roller
worn out
Is the
paper pick-up
roller
worn out?
Yes Replace the roller
holder ASSY.
2
Plate gear damaged
Is the plate gear damaged?
Yes Replace the paper tray.
3 Registration front
actuator
malfunction
Does the registration
front actuator move
smoothly?
No Re-assemble the
registration front
actuator.
4 Disconnection of
the pick-up
solenoid harness
Is the harness of the
pick-up solenoid
disconnected?
Yes Reconnect the harness
of the pick-up solenoid.
5 Registration front/
rear sensor PCB
failure
Is the problem solved
by replacing the
registration front/rear
sensor PCB ASSY?
Yes Replace the
registration front/rear
sensor PCB ASSY.
6 Pick-up solenoid
failure
Does the pick-up
solenoid move correctly?
No Replace the pick-up
solenoid.
7 Paper feed motor
failure
Is the problem solved
by replacing the paper
feed motor ASSY?
Yes Replace the paper feed
motor ASSY.
8 Engine PCB failure Is the problem solved
by replacing the engine
PCB ASSY?
Yes Replace the engine
PCB ASSY.
Engine PCB
Paper feed motor
Registration front actuator
Registration front/rear
sensor PCB
Pick-up solenoid
Plate gear
Roller holder ASSY
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