LG DP122, Service Manual

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MODE
PIN NO.
NO DISC PLAYBACK
Q201
Emitter 3.28 3.27
Collector 0.031 0.029
Base 3.28 3.28
Q202
Emitter 3.28 3.01
Collector 0.031 2.36
Base 3.28 2.26
Q208
Emitter 3.31 2.55
Collector 1.88 1.88
Base 2.66 3.262
Q601
Emitter 4.98 4.96
Collector 5.63 5.62
Base 5.99 5.43
Q602
Emitter 0 0
Collector 0.01 0.01
Base 0.67 0.67
Q603
Emitter 12.4 12.4
Collector 13 12.4
Base 13.1 11.55
Q605
Emitter 4.98 4.96
Collector 5.63 5.62
Base 5.99 5.43
Q701
Emitter 3.31 3.3
Collector 3.28 0
Base 2.57 3.29
Q702
Emitter 0.03 0.04
Collector 0.04 0
Base 0.73 0.05
Q703
Emitter 0.04 0
Collector 0.04 0.06
Base 0.73 0.05
PIN NO.
PIN name
Functional
STOP PLAYBACK
7 FM- 2.88 2.5
8 SP+ 1.31 3.6
9 SP- 1.31 1.82
CN601
1 5VA 5.1 5.1
2 5VA 5.1 5.1
3 GND 0 0
4 14VA 14 14
5 GND 0 0
6 USB+ 0.007 0.008
7 USB- 0.007 0.008
8 5V USB 5 5
9 KEY2 3.24 3.21
10 KEY1 3.24 3.21
11 LED H 3.1 3.09
12 IR 2.94 2.95
LOCATION
SPEC.
NO DISC PLAYBACK
+ - + -
C708
470u/16V
6.21 0 6.21 0
PIN NO.
PIN name
Functional
STOP PLAYBACK
CN101
1 5VA 5.1 5.1
2 5VA 5.1 5.1
3 GND 0 0
4 14VA 14 14
5 GND 0 0
6 USB+ 0.007 0.008
7 USB- 0.007 0.008
8 5V USB 5 5
9 KEY2 3.24 3.21
10 KEY1 3.24 3.21
11 LED H 3.1 3.09
12 IR 2.94 2.95
CN201
1
HFM-Vcc(N.C) LD
4.97 4.97
2 RF 1.41 1.68
3 DVD-LD 0.47 2.32
4 (N.C) _PICK SEL 3.92 4.09
5 DVD-VR 0.071 0.096
6 GND 0 0
7 Vc 0.32 0.11
8 Vcc 4.97 4.97
9 F 2.03 2.07
10 E 2.03 2.08
11 A 2.03 2.08
12 D 2.03 2.07
13 C 2.03 2.07
14 B 2.03 2.08
15 F+ 2.87 2.77
16 T- 2.85 2.65
17 T+ 2.85 2.69
18 F- 2.85 2.58
19 SW 0.024 0.024
20 LD-GND 0 0
21 CD-LD 0.68 0
22 MPD 0.007 0.018
23 CD-VR 0.007 0.018
CN202
1 LM- 0 1.88
2 LM+ 0 1.76
3 OPEN 2.78 2.82
4 CLOSE 0.03 0
5 GND 0 0
6 FM+ 2.89 2.8
3-45 3-46
2. TRs 3. CAPACITORS 4. CONNECTORS
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