Confidential
2-77
4.7.4 Wrinkles on documents
User Check
- Check that the document guide is correctly set to the document size.
- Check that documents are not curled.
4.7.5 Document size not correctly detected
User Check
- Check that documents are within specified size.
Step
Cause
Solution
1
Document separation roller
worn out
Replace the document separation roller ASSY.
2
Each paper feed roller worn
out
Replace the ADF unit.
Step
Cause
Solution
1
Document scanning position
actuator caught on the
surrounding parts
Set the document scanning position actuator
into place.
2
Document width actuator
caught on the surrounding
parts
Set the document width actuator into place.
3
Document scanning position
sensor harness connection
failure
Reconnect the document scanning position
sensor harness.
4
Document width sensor
harness connection failure
Reconnect the document width sensor harness.
5
Document scanning position
sensor defective
Replace the document scanning position
sensor PCB ASSY.
6
Document width sensor
defective
Replace the document width sensor.
7
Main PCB defective
Replace the main PCB ASSY.
Summary of Contents for MFC-J6920DW
Page 123: ...3 3 Confidential 2 PACKING ...
Page 146: ...3 26 Confidential 3 Set the protective part Protective part ...
Page 308: ...5 37 Confidential pfadj2 Pattern ...
Page 315: ...5 44 Confidential Margin Check Pattern ...
Page 362: ...App 3 8 Confidential When the following screen appears click Close to close the screen ...