Brother HL-L5000D Service Manual page 120

 Paper jams in MP tray
<User Check>
• Check that the paper is set in the MP tray correctly.
• Flip over the paper in the MP tray or rotate the paper 180°.
• Adjust the paper guide according to the paper size.
• Check that the thickness of the paper is 60 to 200 g/m
• Flip through the paper and reset it in the MP tray.
Step
Foreign object around the MP
1
tray
Connection failure of the
2 registration front/rear sensor
harness
Registration front actuator
3
coming off
Connection failure of the
4
registration clutch harness
Connection failure of the HVPS
5
flat cable
Connection failure of the relay
6
front harness
Registration front sensor failure Replace the registration front/rear actuator
7
8 Registration clutch failure
9 Paper feed motor failure
10 Relay front PCB failure
High-voltage power supply PCB
11
failure
Damaged gears in the paper
12
feeding system
13 Damaged fuser unit
14 Main PCB failure
Cause
Remove the foreign object.
Reconnect the registration front/rear sensor
harness.
Reattach the registration front actuator.
Reconnect the registration clutch harness.
Reconnect the HVPS flat cable.
Reconnect the relay front harness.
holder ASSY.
Replace the registration clutch.
Replace the paper feed motor.
Replace the relay front PCB ASSY.
Replace the high-voltage power supply PCB
ASSY.
Replace the main frame L ASSY.
Replace the fuser unit.
Replace the main PCB ASSY.
2-94
2
.
Remedy
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