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Confidential
4.2.9 Paper jam
 Paper jam at the paper tray
<User Check>
• Check that the paper is set in the paper tray correctly.
• Flip over the paper in the paper tray or rotate the paper 180°.
• Adjust each paper guide according to the paper size.
• Check that there is not too much paper set.
• Check that the thickness of the paper is 60 to 163 g/m
2
.
• Flip through the paper and reset it in the paper tray.
Step Cause Remedy
1
Foreign object around the paper 
tray
Remove the foreign object.
2
Paper dust cleaning roller 
attachment failure
Reattach the paper dust cleaning roller.
3 Paper feed actuator coming off Reattach the paper feed actuator.
4
Registration front actuator 
coming off
Reattach the registration front actuator.
5
Connection failure of the 
registration front/rear sensor 
harness
Reconnect the registration front/rear 
sensor harness.
6
Connection failure of the 
registration clutch harness
Reconnect the registration clutch harness.
7
Connection failure of the T1 
paper feed sensor harness 
(non paper empty sensor models 
only)
Reconnect the T1 paper feed sensor 
harness.
8
Connection failure of the T1 
paper empty/paper feed sensor 
harness 
(paper empty sensor models 
only)
Reconnect the T1 paper empty/paper feed 
sensor harness.
9 Registration front sensor failure Replace the actuator holder ASSY.
10
T1 paper feed sensor failure 
(non paper empty sensor models 
only)
Replace the T1 paper feed sensor PCB 
ASSY.
11
T1 paper empty sensor failure 
(paper empty sensor models 
only)
Replace the T1 paper empty/paper feed 
sensor PCB ASSY.
12 Paper feed motor failure Replace the paper feed motor.
13
Damaged gears in the paper 
feed drive system
Replace the frame L unit.
14 Damaged fuser unit Replace the fuser unit.
15 Main PCB failure Replace the main PCB ASSY.