Brother DCP-9055CDN, Service Manual

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2-105
Confidential
3.5.2 Double feeding
<User Check>
- Check if paper is properly loaded in each paper tray.
- Turn back the paper loaded in the each paper tray or change the orientation of the paper by 180°.
- Check if the thickness of the paper is 60 to 105 g/m
2
. (60 to 163 g/m
2
for the MP tray.)
- Set out papers and reload them into the paper tray.
3.5.3 Paper jam
■ Paper jam at the paper tray 1 (Error code 8A)
<User Check>
- Check if the paper is loaded into the paper tray 1 correctly.
- Turn back the paper loaded in the paper tray 1 or change the orientation of the paper by 180°.
- Adjust the paper guide corresponding to the paper size.
- Check if too much paper is loaded in the tray.
- Check if the thickness of the paper is 60 to 105 g/m
2
.
Step Cause Remedy
1 Abrasion of separation pad or
separation roller Replace the appropriate paper feeding kit.
Step Cause Remedy
1 Foreign object around paper tray
1 Remove the foreign object.
2 Harness connection failure of T1
registration front/rear sensor
PCB ASSY Check the harness connection of the
T1 registration front/rear sensor PCB
ASSY and reconnect it.
3 Paper feeding kit1 worn out Replace the paper feeding kit1.
4 Registration front actuator
malfunction Re-assemble the registration front
actuator.
5 Registration front sensor failure Check the sensor performance following
the procedure described in
“Function code
32” . If any problem occurs, replace the T1
registration front/rear sensor PCB ASSY.
6 Engine PCB failure Replace the engine PCB ASSY.
7 Main PCB failure Replace the main PCB ASSY.