Paper Becomes Wrinkled; Paper Is Fed At An Angle - Brother DCP-7080 Service Manual

4.2.4 Paper becomes wrinkled

<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
(60 to 163 g/m
• 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
Fuser unit failure
1
Damaged gears in the ejecting
2
system

4.2.5 Paper is fed at an angle

<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
(60 to 163 g/m
• 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
Pinch spring of the paper tray
1
coming off
Tray pinch spring of the
2
machine side coming off
One-side abrasion of the pick-
3
up rollers
Main PCB failure
4
Damaged gears in the feeding
5
system
Tray pinch spring
2
for manual feed slot)
Cause
2
for manual feed slot)
Cause
Fig. 2-11
2
.
Remedy
Replace the fuser unit.
Replace the main frame L ASSY.
2
.
Remedy
Reattach the pinch spring of the paper tray.
Reattach the tray pinch spring of the machine
side. Refer to the figure below.
Replace the PF kit.
Replace the main PCB ASSY.
Replace the main frame L ASSY.
2-60
Tray pinch spring
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