Troubleshooting Guide; Image Quality; Transport - Ricoh J-P3 Service Manual

20 February 2004

4.4 TROUBLESHOOTING GUIDE

4.4.1 IMAGE QUALITY

The table lists the troubleshooting procedures for some typical problems. For more troubleshooting procedures, see Model J-P2
Service Manual.
Subject
Symptoms related to color
Color Shift Color shift level is out of the
adjustment standard.
Color missing Color(s) is missing on the
outputs.
Symptom
The adjustment standard on this product
is 150 µm at the maximum.
The color shift level may change
depending on a type of paper used.
• The position of 3rd mirror moves due
to the rough transportation of service
part; and then, becomes out of
position.
• Flat cable(s) is not properly
connected to the BCU board.
Cause
Check the level of the color shifts reported from
user and follow the troubleshooting procedure
described in section 4- if necessary.
• When replacing the laser optic housing unit
• Reconnect the flat cable(s) firmly.
4-15
TROUBLESHOOTING GUIDE
Action
due to any reason, make a color demo page in
the UP mode. If color(s) is missing, open the
unit and reposition the mirror(s).