5. Re-seat the document feeder connections to scanner control board (SCB) cables.
6. Replace the document feeder assembly.
31.03.33 Backside scanner calibration area dirty
Description
The white area used for backside scanner calibration is dirty.
Recommended action
1. Clean white strip on platen glass (side 2 glass).
2. Clean the scanner glass.
3. If issue remains replace the document feeder assembly.
31.03.34 Background missing
Description
The removable white backing for the backside scanner is either missing or not fully snapped into place.
Recommended action
1. Remove the white backing and clean it.
2. Clean the backside scanner glass.
3. If issue remains replace the document feeder assembly.
No action necessary.
31.13.00 Document feeder multi-pick error
Description
A multiple pick error was reported by the document feeder assembly.
Recommended action
1. Open the document feeder cover, pull all the sheets back into the tray and then resume the job.
2. Verify that the paper meets the product specications.
3. Make sure that the input tray is not overloaded and the tray guides are properly aligned to both edges of
the paper.
4. Check and clean the rollers and separation pad, and test the registration sensor. If needed, replace
pickup roller assembly, separation pad.
5. Verify connectors from ADF to SCB are properly connected and seated.
6. Re-seat the document feeder connections to the scanner control board (SCB).
7. Replace the document feeder.
ENWW Tools for troubleshooting 305
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