Document Becomes Wrinkled - Brother DCP-L5500D Service Manual

 Paper jam in the ADF
<User Check>
• Check that the paper used for the document is not thinner than 64 g/m
• Check that the paper used for the document is not longer than 900 mm (400 mm when
duplex scanning).
• Check that the document guide is adjusted to suit the document size.
Step
1 Foreign object inside the ADF
Document scanning position
2
actuator coming off
3 Document pinch roller 2 coming off Reattach the document pinch roller 2.
Connection failure of document
4 scanning position sensor harness
Second side document hold coming
5
off
6 First side document hold coming off Reattach the first side document hold.
Fed at an angle and jammed due to
7 abrasion of document separate
roller
Document scanning position
8
sensor failure
9 Main PCB failure
 Paper jam in the paper eject section of the ADF
Step
Foreign object in the ADF
1
document eject path
2 Document pinch roller coming off
3 Abrasion of document eject roller
4 Main PCB failure

4.11.4 Document becomes wrinkled

<User Check>
• Check that the document guide is adjusted to suit the document size.
• Check that the document is not curled.
Step
Abrasion of document separate
1
roller
2 Abrasion of document feed roller
Cause
Remove foreign objects inside the ADF
Reattach the document scanning position
actuator.
Check the connection of the document
scanning position sensor harness, and
reconnect it if necessary.
Reattach the second side document hold.
Replace the document separate roller
ASSY.
Replace the ADF unit.
Replace the main PCB ASSY.
Cause
Remove foreign objects in the ADF
document eject path.
Reattach the document pinch roller.
Replace the ADF unit.
Replace the main PCB ASSY.
Cause
Replace the document separate roller
ASSY.
Replace the ADF unit.
2-116
2
.
Remedy
Remedy
Remedy
Confidential