Xerox 7142 Service Manual - page 281
RJ-901C/RJ-900C Maintenance Manual
9 Troubleshooting
9-37
6
4. Does pump motor
rotate during
cleaning operation?
•
Reconnect main board
assembly connector
J102, J103.
•
Replace pump motor.
•
Replace main board
assembly.
"4.3.3
Replacing
Main Board
Assembly"
p.4-21
"4.7.1
Removing
Maintenance
Base
Assembly"
p.4-47
5. When cleaning
operation is
performed, are gears
damaged or poorly
engaged?
Replace maintenance base
assembly.
"4.7.1
Removing
Maintenance
Base
Assembly"
p.4-47
6. When cleaning
operation is
performed, is
transmission gear
shaft damaged?
Replace maintenance base
assembly.
"4.7.1
Removing
Maintenance
Base
Assembly"
p.4-47
7. Does ink tube have
bend, scratch, or
leak?
•
Replace damaged ink
tube and check if
cleaning operation
causes ink inflow after
each replacement.
•
If ink inflow is
confirmed, execute
initial ink charge.
"4.10.2
Replacing
Ink Tube"
p.4-65
8. Check connection of
head cable
connectors on CR
board assembly side
and head side.
•
Is head cable inserted
obliquely?
•
Is it locked securely?
Reconnect head cable.
"4.6.1
Replacing
Print Head"
p.4-37
"4.10.1
Replacing
CR Board
Assembly"
p.4-64
Table 9-9 Symptoms, Check Items and Actions for Initial Operation Problems (Continued)
No.
Symptom
Check item
Action
Reference