Xerox 7142 Service Manual - page 306
9 Troubleshooting
RJ-901C/RJ-900C Maintenance Manual
9-62
19
4. If the media in
problem is roll media,
does scroller rotate
evenly?
•
Adjust roll receiver
assembly position.
•
Replace roll receiver
assembly.
"4.2.8
Removing
Scroller
Receiver (L,
R)" p.4-14
5. Does pressure roller
rotate harder when
pressure arm is raised?
If pressure roller collects
media dust on itself, wipe
dust away using a wet soft
cloth.
Operation
Manual
20
Poor accuracy of
segment length in
media feed direction
(sub scan direction)
1. Is working
environment
appropriate?
Use machine under specified
environment.
"3.5
Choosing a
Place for the
Plotter" p.3-10
2. Have you performed
distance correction
with media in use?
Perform distance correction.
"5.5.9
Band Feed
Correction
Menu" p.5-41
3. Is PF driving pulley
loose
Replace PF motor assembly.
"4.4.1
Replacing PF
Motor
Assembly"
p.4-26
4. Is PF belt tension
adjusted to
specification?
Adjust PF speed reduction
belt tension.
"(2)
Confirming
Completion of
Installation to
Plotter" p.7-17
5. Does pressure roller
rotate harder when
pressure arm is raised?
If pressure roller collects
media dust on itself, wipe
dust away using a wet soft
cloth.
Operation
Manual
6. Is rough surface of grid
roller partially worn
out?
7. Is grid roller rotation
heavy? Does rattling
occur when it rotates?
If grid roller is contaminated
with media dust, clean roller
with a nylon brush.
Operation
Manual
8. If the media in
problem is roll media,
does scroller rotate
evenly?
Adjust roll receiver assembly
position.
Replace roll receiver
assembly.
Change media to be used.
"4.2.8
Removing
Scroller
Receiver (L,
R)" p.4-14
Table 9-11 Symptoms, Check Items and Actions for Printing Problems(Continued)
No.
Symptom
Check item
Action
Reference