Xerox 7142 - Page 249

RJ-901C/RJ-900C Maintenance Manual 9 Troubleshooting
9-5
2 9. Check cover sensor
assembly operation
from "Sen: Cover"
of self-diagnosis
function.
Replace cover sensor
assembly.
"4.8.3
Replacing
Cover Sensor
Assembly"
p.4-60
10. Check lever sensor
operation from
"Sen: Lever" of self-
diagnosis function.
Replace lever sensor
assembly.
"4.5.4
Replacing T
Fence" p.4-33
11. Main board
assembly may be
damaged.
Replace main board
assembly.
"4.3.3
Replacing
Main Board
Assembly"
p.4-21
3 No media Displayed in
the following
cases:
• When
media is
not set
• When
printing
finishes in
cut media
mode
1. Is P_EDGE sensor
assembly cable at
the head section
connected
correctly?
Securely connect it to
CR board assembly
connector J211.
"4.10.1
Replacing CR
Board
Assembly"
p.4-64
2. Is P_REAR sensor
assembly under
media guide R
connected
correctly?
Securely connect it to
main board assembly
connector J114.
"4.3.3
Replacing
Main Board
Assembly"
p.4-21
3. Check sensor
sensitivity from
"Sen: PaperEdge
AD" of self-
diagnosis function.
Adjust with main board
assembly volume
(R117, R119).
Replace P_EDGE
sensor assembly.
"7.11.1
P_EDGE
Sensor
Sensitivity
Adjustment"
p.7-34
4. CR board assembly
may be damaged.
Replace CR board
assembly.
"4.10.1
Replacing CR
Board
Assembly"
p.4-64
5. Check presence of
media from "Sen:
PaperRear AD" of
self-diagnosis
function.
When "No media" is
displayed even if media
is set, replace P_REAR
sensor assembly.
"4.9.2
Replacing
P_REAR
Sensor
Assembly"
p.4-63
6. CR cable may be
broken.
Replace CR cable. "4.10.3
Replacing CR
Tape Wire"
p.4-68
Table 9-2 Events and Check Items for Operation Status Messages(Continued)
No. Message Event/
symptom
Check item Action Reference