No Document Feeding - Oki B 4100 Maintenance Manual

7.1.18 No Document Feeding

Load a document(s).
Control panel unit is
closed firmly?
Leading edge of
document(s) is curled?
Too thick document(s)?
Too many document(s)?
Coated document(s)?
Are there bits of paper or
adhesive tape on the
document transport route?
Replace the roller-ADF
assembly, sub-roller and/or
the separation rubber.
40055101TH Rev.4
Note: This section places an emphasis on troubleshooting of mechanical portions.
Therefore, it is recommended to replace the MCNT Board first and, then
if not solved, follow this flow chart.
Start
No
LCD works?
Yes
No
Yes
Yes
No
Yes
(>0.15 mm?)
No
Yes
(>20/A4?)
No
Yes
No
Yes
No
Checking Points:
Check PC1 and the scan motor.
Close the control panel unit.
Stretch it out or use the carrier
sheet.
Make a copy of the document by
using an office copy machine,
then transmit the copy.
Reduce the number of documents
on the feeder.
1. Make a copy of the document
by using an office copy machine,
then transmit the copy.
2. Use the carrier sheet.
Remove them, then clean the
surface of the scanning route.
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