Troubleshooting For Paper Feeding Problems; No Paper Feeding From T1 - Brother HLL3290CDW Service Manual

4.2

Troubleshooting for Paper Feeding Problems

Problems related to paper feeding are end user recoverable if following the User Check items.
If the same problem occurs again, follow each procedure in the order of the number described
in the Step column in the tables below.
4.2.1

No paper feeding from T1

<User Check>
• Check that the paper is set in the T1 correctly.
• Check that there is not too much paper set in the T1.
• Flip over the paper in the T1 or rotate the paper 180°.
• Check that the thickness of the paper is 60 to 163 g/m
• Check if the paper feeding from the T1 is set.
• Flip through the paper and reset it in the T1.
• Clean the T1 pick-up roller.
Step
1
2
3
4
5
6
7
8
9
10
11
12
Paper dust cleaning roller
Cause
Dirt on the paper dust cleaning
roller of the T1
T1 roller holder ASSY
attachment failure
Connection failure of the paper
feed motor flat cable
Connection failure of the T1
paper empty/paper feed sensor
harness
Connection failure of the T1 pick-
up clutch harness
Abrasion of the T1 pick-up roller
Damaged gear/lift gear
Damaged gears in the paper
feed drive unit
Paper feed motor failure
Paper feed unit failure
Damaged fuser unit
Main PCB failure
2
.
Refer to the figure below to clean the
paper dust cleaning roller and inside of the
paper dust cleaning roller cover.
Reattach the T1 roller holder ASSY
correctly.
Reconnect the paper feed motor flat
cable.
Reconnect the T1 paper empty/paper feed
sensor harness.
Reconnect the T1 pick-up clutch harness.
Replace the PF kit 1.
Replace the T1.
Replace the paper feed drive unit.
Replace the process drive unit.
Replace the paper feed unit.
Replace the fuser unit.
Replace the main PCB.
Hook
Fig. 2-13
2-106
Remedy
Paper dust cleaning
roller cover
Hook
Confidential