LG -UD6100 Service Manual page 44

Single band cdma mobile phone
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4.3.7 Audio AMP Trouble
Test Points
Pin4
COM_SPK-
Pin4
COM_SPK+
U305
U306
Pin1
Pin1
QSC_AMP_OUT-
QSC_AMP_OUT+
Figure 4.3.7 RECEIVER PART
Circuit Diagram

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