Paper Jam - Brother DCP-7080 Service Manual

4.2.8 Paper jam

 Paper jams in 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 the paper guide according to the paper size.
• Check that there is not too much paper set in the paper tray.
• Check that the thickness of the paper is 60 to 105 g/m
• Flip through the paper and reset it in the paper tray.
• Replace the toner cartridge with a new one.
• Replace the drum unit with a new one.
Step
Foreign object around the paper
1
tray
Paper dust cleaning roller
2
attachment failure
Registration front actuator
3
coming off
Connection failure of the
4 registration front/rear sensor
PCB harness
Connection failure of the
5
registration clutch harness
Connection failure of the HVPS
6
flat cable
HVPS flat cable breakage
7
Registration front sensor failure Replace the registration front/rear actuator
8
Registration clutch failure
9
Main motor failure
10
High-voltage power supply PCB
11
failure
Damaged gears in the paper
12
feeding system
Damaged fuser unit
13
Main PCB failure
14
Cause
Remove the foreign object.
Reattach the paper dust cleaning roller.
Reattach the registration front actuator.
Reconnect the registration front/rear sensor
PCB harness.
Reconnect the registration clutch harness.
Reconnect the HVPS flat cable.
Replace the HVPS flat cable.
holder ASSY.
Replace the registration clutch.
Replace the main motor.
Replace the high-voltage power supply PCB
ASSY.
Replace the main frame L ASSY.
Replace the fuser unit.
Replace the main PCB ASSY.
2-62
2
.
Remedy
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