Brother MFC-7380

2-60
Confidential
4.2.4 Paper becomes wrinkled
4.2.5 Paper is fed at an angle
Fig. 2-11
<User Check>
• Check that the paper is set in paper tray correctly.
• Flip over the paper in paper tray or rotate the paper 180°.
• Adjust each paper guide according to the paper size.
• Check that the thickness of the paper is 60 to 105 g/m
2
.
(60 to 163 g/m
2
for manual feed slot)
• Check that the paper is not damp.
• Check that there is no dust stuck to the fuser unit.
• Check that the type of paper is appropriate.
Step Cause Remedy
1
Fuser unit failure Replace the fuser unit.
2
Damaged gears in the ejecting
system
Replace the main frame L ASSY.
<User Check>
• Check that the paper is set in paper tray correctly.
• Flip over the paper in paper tray or rotate the paper 180°.
• Adjust each paper guide according to the paper size.
• Check that the thickness of the paper is 60 to 105 g/m
2
.
(60 to 163 g/m
2
for manual feed slot)
• Check that there is not too much paper set in the paper tray.
• Check that the type of paper is appropriate.
• Clean the pick-up roller.
• Check that the green envelope lever is not lowered on only one side.
• Replace the drum unit.
• Replace the toner cartridge.
Step Cause Remedy
1
Pinch spring of the paper tray
coming off
Reattach the pinch spring of the paper tray.
2
Tray pinch spring of the
machine side coming off
Reattach the tray pinch spring of the machine
side. Refer to the figure below.
3
One-side abrasion of the pick-
up rollers
Replace the PF kit.
4
Main PCB failure Replace the main PCB ASSY.
5
Damaged gears in the feeding
system
Replace the main frame L ASSY.
Tray pinch spring
Tray pinch spring