Wrinkles On Documents; Document Size Not Correctly Detected - Brother MFC Series Service Manual

4.7.4

Wrinkles on documents

<User Check>
- Check if the Document guide is correctly set to the document size.
- Check if documents are not curled.
Step
1 Document separation roller
worn out
2 Each paper feed roller worn
out
4.7.5

Document size not correctly detected

<User Check>
- Check if documents are within the specified size.
Step
1 Document caught in the
document scanning position
actuator
2 Document scanning position
sensor defective
3 ADF motor defective
4 Main PCB defective
Cause
Replace the Document separate roller ASSY.
Replace the ADF unit.
Cause
Set the Document scanning position actuator
into place.
Replace the Document scanning position
sensor PCB ASSY.
Replace the ADF unit.
Replace the Main PCB ASSY.
2-69
Solution
Solution
Confidential