Xerox 7142 Service Manual - page 248

9 Troubleshooting

RJ-901C/RJ-900C 　 Maintenance Manual

9-4

Table 9-2 Events and Check Items for Operation Status Messages

No.

Message

Event/

symptom

Check item

Action

Reference

1

Cover open

Front cover is 

open.

1. Is cover sensor 

assembly loose?

Tighten cover sensor 

assembly screws.

"4.8.3 

Replacing 

Cover Sensor 

Assembly" 

p.4-60

2

Set media

Media holding 

lever is turned 

backward.

1.  Does cover sensor 

assembly turns ON/

OFF correctly as 

front cover opens 

and closes?

Adjust cover sensor 

assembly height.

"7.7 Head 

Alignment 

Adjustment(

Horizontal 

Height)" p.7-

26

2. Is cover sensor 

assembly cable 

connected securely?

Correctly connect cover 

sensor assembly cables 

to main board assembly 

connector J117.

"4.3.3 

Replacing 

Main Board 

Assembly" 

p.4-21

3. Does pressure lever 

move smoothly?

Lubricate pressure cam.

"8.4 

Lubrication/

Bonding" 

p.8-6

4. Is lever sensor 

assembly fitted 

correctly?

Adjust lever sensor 

assembly position.

"4.5.4 

Replacing T 

Fence" p.4-33

5. Is sensor of lever 

sensor assembly 

contaminated?

Clean sensor face using 

a swab.

"4.5.3 

Replacing 

Lever 

Sensor" p.4-

32

6.  Is lever sensor 

cable connected 

securely?

Correctly connect lever 

sensor assembly cables 

to main board assembly 

connector J132.

"4.5.3 

Replacing 

Lever 

Sensor" p.4-

32

7. Panel unit assembly 

may be damaged.

Replace panel unit 

assembly.

"4.2.2 

Removing 

Operation 

Panel Unit" 

p.4-8

8. Panel cable may be 

damaged.

Replace panel cable.

"4.2.2 

Removing 

Operation 

Panel Unit" 

p.4-8