LG LG-V909DW - Page 91

4. TROUBLE SHOOTING
- 91 -
Copyright © 2011 LG Electronics. Inc. All right reserved.
Only for training and service purposes
LGE Internal Use Only
CN1600
2
1
p741061C
1061D 0061D
p330061C
SPK_L1+
SPK_L1-
Speaker L1
CN1701
2
1
0071D 1071D
0071C p33 1071C p74
CN1702
2
1
p332071C
3071C p74
3071D 2071D
SPK_L2+
SPK_L2-
SPK_R+
SPK_R-
Speaker R
Speaker L2
CN1701
2
1
0071D 1071D
0071C p33 1071C p74
CN1702
2
1
p332071C
3071C p74
3071D 2071D
SPK_L2+
SPK_L2-
SPK_R+
SPK_R-
Speaker R
Speaker L2
Check the waveform of TP1, TP2, TP3 [on SPK PAD]
Codec
Codec
Codec
TP1
TP2
TP3