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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
3.2 Double Feeding
Step Cause Check
Result
Remedy
1
Edge actuator
catching on some
position
Does the edge actuator
move smoothly? No
Re-assembly the edge
actuator
2
Roller holder
ASSY catching on
some position
Does the roller holder
ASSY move smoothly? Yes
Re-assembly the roller
holder ASSY.
3
Registration front
sensor failure
Is the problem solved
after replacing the
registration front sensor
PCB ASSY?
Ye s
Replace the registration
front sensor PCB ASSY.
4
Paper feeding kit
failure
Is the surface of the
separation pad or the
pickup roller dirty or worn
out?
Ye s
1) Clean the surface of
the separation pad or
pickup roller.
2) Replace the separation
pad or pickup roller.
5
Pressure plate
gear damage
Is the pressure plate gear
damaged?
Ye s
Replace the paper tray.
6
T1 solenoid failure Does the T1 solenoid
work correctly?
No
Replace the T1 solenoid
7
T1 solenoid
pathway of the
high-voltage
power supply PCB
broken
Is the problem solved
after replacing the high-
voltage power supply
PCB ASSY?
Ye s
Replace the high-voltage
power supply PCB ASSY.
8
Main PCB failure Is the problem solved
after replacing the main
PCB ASSY?
Ye s
Replace the main PCB
ASSY.
9
Main motor failure Is the problem solved
after replacing the drive
sub ASSY?
Ye s
Replace the drive sub
ASSY.
Step Cause Check
Result
Remedy
1
Paper feeding kit
failure
Is the surface of the
separation pad worn out?
Ye s
Replace the paper
feeding kit.