Brother DCP Series, Service Manual

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2-68 Confidential
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Document jam inside the ADF
<User Check>
- Check if the document is loaded correctly all the way inside the ADF document support.
- Adjust the document guide to match the document size.
- Check if the document loaded is smaller than the specified size.
- Check if the document loaded is not thicker than the specified thickness.
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Document jam near the ADF ejection part
<User Check>
- Close the ADF cover securely.
Step Cause Solution
1 Foreign materials inside ADF Remove foreign materials.
2 ADF harness jam between the
ADF unit and the Document
scanner unit Reroute the ADF harness.
3 Document pressure bar not
properly attached Reattach the Document pressure bar.
4 Upper document chute not
properly attached Reattach the Upper document chute.
5 Document scanning position
actuator out of place Set the Document scanning position actuator
into place.
6 Document feed roller 1 and 2
not properly attached Reattach Document feed roller 1 and 2.
7 Document scanning position
sensor defective Replace the Document scanning position
sensor PCB.
8 Scratched or damaged ADF
internal parts Replace the ADF unit.
9 Main PCB defective Replace the Main PCB ASSY.
Step Cause Solution
1 Foreign materials in the ADF
ejection part Remove foreign materials.
2 ADF cover ASSY not properly
attached Reattach the ADF cover ASSY.
3 Eject film out of place, jammed Reattach the eject film.
4 Upper document chute not
properly attached Reattach the Upper document chute.
5 Document feed roller 2 not
properly attached Reattach Document feed roller 2.s
6 Scratched, damaged, or worn
ADF cover ASSY Replace the ADF cover ASSY.
7 Scratched, damaged, or worn
ADF ejection parts Replace the ADF unit.
8 Main PCB defective Replace the Main PCB ASSY.