Xerox 7142 Service Manual - page 298

9 Troubleshooting

RJ-901C/RJ-900C 　 Maintenance Manual

9-54

8

9

10

11

4. Is shielding material 

secured at specified 

position?

Remount it at specified 

position.

"4.9.1 

Replacing 

Suction Fan 

Assembly" 

p.4-62

5. 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

6. Is PF belt tension 

adjusted to 

specification?

Adjust PF reduction belt 

tension.

"(2) 

Confirming 

Completion of 

Installation to 

Plotter" p.7-17

7. Check cleaning wiper 

condition.

•

Wipe cleaning wiper 

surface with accessory 

cleaning wiper cleaning 

cloth dampened with 

small amount of purified 

water. After wiping 

cleaning wiper, perform 

cleaning twice 

consecutively.

•

If cleaning wiper is 

sticky with ink, replace it 

with a new one.

Operation 

Manual

8. Is nozzle face wiped/

rubbed correctly?

Check wiper installation 

condition and secure it 

correctly.

"4.7.3 

Replacing 

Cleaner Head 

(Cleaning 

Wiper)" p.4-53

9. Is T fence 

contaminated?

•

Clean T fence.

•

If T fence is still 

contaminated or 

damaged, replace T 

fence.

"4.5.4 

Replacing T 

Fence" p.4-33

10. 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

Table 9-11  Symptoms, Check Items and Actions for Printing Problems(Continued)

No.

Symptom

Check item

Action

Reference