Xerox 7142 Service Manual - page 311

RJ-901C/RJ-900C 　 Maintenance Manual

9 Troubleshooting

9-67

5

Abnormal noise is 

heard during media cut.

1. Is cutter cap on upper 

side of cutter set 

securely?

Remount cutter cap.

"4.6.2 

Replacing 

Cutter Holder 

Assembly" 

p.4-41

2. Does cutter move up 

and down smoothly?

•

Remount cutter spring.

•

Remove foreign objects, 

if any.

"4.6.2 

Replacing 

Cutter Holder 

Assembly" 

p.4-41

3. Are there any foreign 

objects attached on 

cutter groove and 

surface of media guide 

L?

Remove foreign objects.

-

4. Are media guide L 

cutter groove and 

cutter blade parallel?

Perform adjustment.

"7.9 Cutter 

Holder Height 

Adjustment" 

p.7-29

5. Cutter may be 

defective. 

Replace cutter. 

"4.6.2 

Replacing 

Cutter Holder 

Assembly" 

p.4-41

6. CR board assembly 

may be defective.

Replace CR board assembly. 

"4.10.1 

Replacing CR 

Board 

Assembly" 

p.4-64

7. CR cable may be 

damaged. 

Replace CR cable. 

"4.10.3 

Replacing CR 

Tape Wire" 

p.4-68

8. Power board assembly 

may be defective.

Replace power board 

assembly. 

"4.3.4 

Replacing 

Power Board 

Assembly" 

p.4-22

Table 9-12  Symptoms, Check Items, and Actions for Noise Problems(Continued)

No.

Symptom

Check item

Action

Reference