Muton ValuejetVJ-1604, Maintenance Manual

Page: 326 / 422

9 Troubleshooting VJ-1604 Maintenance Manual
Rev.-00 9-4
2 8. Check cover sensor
assembly operation
from "Sen: Cover"
of self-diagnosis
function.
Replace cover sensor
assembly. "4.3.3
Replacing
Front Cover
Sensor" p.4-
32
9. Check lever sensor
operation from "Sen
7: Lever" of self-
diagnosis function.
Replace lever sensor
assembly. "4.6.6
Replacing
Lever Up
Sensor" p.4-
67
10. Main board
assembly may be
damaged.
Replace MAIN board
assembly. "4.4.7
Replacing
MAIN
Board" p.4-
49
3 No media Displayed in
the following
cases:
•
When
media is
not set
1. Is P_EDGE sensor
assembly cable at
the head section
connected
correctly?
Securely connect it to
CR board assembly
connector J208. "4.8.3
Replacing CR
Board
Assembly"
p.4-106
2. Is P_REAR sensor
assembly under
media guide R
connected
correctly?
Securely connect it to
MAIN board assembly
connector J42. "4.4.7
Replacing
MAIN
Board" p.4-
49
3. Check sensor
sensitivity from
"Sen 8:EdgeAD 3"
of self-diagnosis
function.
Adjust with MAIN
board assembly volume
(R361, R365).
Replace P_EDGE
sensor assembly. "7.9
P_EDGE
Sensor
Sensitivity
Adjustment"
p.7-36
4. CR board assembly
may be damaged.
Replace CR board
assembly. "4.8.3
Replacing CR
Board
Assembly"
p.4-106
5. Check presence of
media from "Sen 9:
PaperRear" of self-
diagnosis function.
When "No media" is
displayed even if media
is set, replace P_REAR
sensor assembly. "4.6.5
Replacing
P_REAR
Sensor
Assembly"
p.4-65
6. CR cable may be
broken.
Replace CR cable. "4.7.8
Replacing CR
Tape Wire"
p.4-99
Table 9-2 Events and Check Items for Operation Status Messages(Continued)
No. Message Event/
symptom
Check item Action Reference