Brother MFC-7390

2-79
Confidential
 Paper jam at the 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 each paper guide according to each paper size.
• Check that there is not too much paper set.
• Check that the thickness of the paper is 60 to 230 g/m
2
.
• Flip through the paper and reset it in the MP tray.
Step Cause Remedy
1
Foreign object around the MP
tray
Remove the foreign object.
2
Connection failure of the MP
paper empty/registration front
sensor harness
Reconnect the MP paper empty/
registration front sensor harness.
3
MP registration front actuator
coming off
Reattach the MP registration front
actuator.
4
Connection failure of the
registration clutch harness
Reconnect the registration clutch harness.
5 Paper feed motor failure Replace the paper feed motor.
6
Damaged gears in the MP paper
feed system
Replace the frame L unit.
7 Damaged fuser unit Replace the fuser unit.
8 Main PCB failure Replace the main PCB ASSY.