L1800 Revision A
Troubleshooting Overview 14
Confidential
Table 2-5. Troubleshooting of Multi-feed error
Occurrence
Timing
Phenomenon Detail
Faulty Part/Part
Name
Check Point Remedy
Any time During manual double-sided
printing, multiple sheets are fed
at a time.
ASF Assy 1. Check that the Retard Roller Assy is moving properly during the
feeding operation.
1. Attach the Extension Spring on the back side
of the Retard Roller Assy correctly.
Refer to Chapter 3 Retard Roller Assy (P.76).
2. Check that the position of the ASF Guide Roller LDs has been
adjusted correctly.
2. Adjust the position of the ASF Guide Roller
LDs.
Refer to Chapter 3 ASF Assy (P.71).
Table 2-6. Troubleshooting of Maintenance Request
Occurrence
Timing
Phenomenon Detail
Faulty Part/
Part Name
Check Point Remedy
At power-on At power-on, the printer does not
operate at all.
Waste Ink Pads 1. Using the Adjustment Program, check if the values of the
Protection Counter A and B have exceeded the threshold value.
1. Replace the Waste Ink Pads and reset the
Protection Counter A and B value with the
Adjustment Program.
Extension Spring
Retard Roller
Assy
Bottom of
the ASF Assy
ASF Assy