Brother DCP-J100

2-66
Confidential
4.7 Document Feeding Problems
4.7.1 Document cannot be fed
<User Check>
- Check if the document is loaded correctly all the way inside the ADF document support
and if "ADF READY" is displayed on the LCD.
- Check if the amount of document inside the ADF document support is not fewer than the
specified amount.
4.7.2 Document double feeding
<User Check>
- Check if the document used is thinner than the specified thickness.
Step Cause Solution
1 Foreign materials near the
document pick-up roller
Remove foreign materials.
2 Document pick-up roller
stained
Clean the Document pick-up roller.
3 Document detection actuator
out of place
Set the Document detection actuator into place.
4 ADF motor harness connection
failure
Reconnect the ADF motor harness.
5 Document detection sensor
harness connection failure
Reconnect the Document detection sensor
harness.
6 Document pick-up roller worn
out
Replace the Document separate roller ASSY.
7 Document detection sensor
defective
Replace the Document detection sensor PCB.
8 ADF motor defective Replace the ADF unit.
9 Main PCB defective Replace the Main PCB ASSY.
Step Cause Solution
1 ADF separation pad holder
ASSY worn out
Replace the ADF separation pad holder ASSY.