Self-Diagnosis Function Of Pickup Defective - Pioneer DV-45A Service Manual
Hide thumbs
Also See for DV-45A:
- Operating instructions manual (80 pages) ,
- Specifications (1 page) ,
- Service manual (129 pages)
Table of Contents
Advertisement
5
7.1.2 SELF-DIAGNOSIS FUNCTION OF PICKUP DEFECTIVE
QQ
3 7 63 1515 0
This unit can confirm the laser diode current value (DVD: 650nm, CD: 780nm) of pickup on the Test Mode screen.
(Press the ESC → TEST keys in order on the test mode remote control unit (GGF1067) to enter the test mode.)
It's effective in case of the following condition.
Symptom
• Indicates "No Disc" in FL display.
• Player does not playback, etc..
Procedure of Self-Diagnosis
1 Enter the Test mode.
2 When diagnosing the 650nm laser diode:
Press the
TEST
When diagnosing the 780nm laser diode:
Press the
TEST
When let it turn on once again after performed 2 once,
After pressed REP.B key once
650nm: Press the
780nm: Press the
3 Confirm the indicated value of the laser diode current (LDI). (Refer to following figure.)
4 When indicated value is more than 100, pickup is defective. → Replacement is necessary
Replace the Traverse Mechanism Assy or Pickup.
Note :
When a DVD disc or a CD disc is played in the test mode, this function is effective.
TE
L 13942296513
Laser diode current value
www
.
5
http://www.xiaoyu163.com
6
→
1
keys in order, and turn on the laser diode (It light-up for nine seconds.).
→
keys in order, and turn on the laser diode (It light-up for nine seconds.).
4
→
keys in order
TEST
1
→
keys in order
TEST
4
Character in bold : Item name
: Information display
x
ao
u163
y
i
6
http://www.xiaoyu163.com
7
2 9
8
Q Q
3
6 7
1 3
1 5
co
.
DV-45A
7
9 4
2 8
0 5
8
2 9
9 4
2 8
m
8
9 9
A
B
C
9 9
D
E
F
67
8
Advertisement
Table of Contents
