Paper Transport Error; Feed Jam - Brother HL-3450CN Service Manual

CHAPTER 8 TROUBLESHOOTING
3.

PAPER TRANSPORT ERROR

Paper is transported through the path shown in Fig.8-1. Paper jams at the following locations
are easily cleared.
N
Paper Feeding Roller
N
Transfer Unit
Fusing unit Oil bottle
Paper exit unit
Transfer unit
Paper discharger unit
Transfer roller
Transfer drum
Register roller
Paper feeding roller
3.1

Feed Jam

Problem Item
Print Paper
Media
Cassette
Pick-up Roller
/ Separator
Pad
Paper exit roller
Drum cleaner
Step Check Item
Is the print paper a
1
recommended paper?
Is the print paper damp?
2
Was the paper fanned before
3
loading in the media cassette?
Is the print paper set in place?
4
Is the end plate properly set up?
5
Is the paper stacked above the
6
line on the paper guide?
Is there paper dust around the
7
paper guide?
Is the print paper caught in the
8
paper feeding part?
Is the pick-up roller damaged?
9
N
Fusing Unit
N
Paper Exit Unit
OPC belt cartridge
Top cover
Toner cartridge
Fig. 8-1
Table 8-3
Result
NO
YES
NO
NO
NO
YES
YES
YES
YES
8-10
Media cassette
Action
Use a recommended
paper.
Replace the existing paper
with new.
Fan the paper before
loading.
Set the paper in the correct
place.
Set the end plate to meet
the paper size.
Stack the paper below the
line.
Clean the paper guide with
a cotton cloth.
Remove the paper.
Service call required to
replace the damaged pick-
up roller.