Only For Training And Service Purposes - LG -S310 Service Manual

3.16.3 Speaker, Receiver Circuit
SPK/RCV Dualmode Circuit
RCV_SPK_OUT_P
RCV_SPK_OUT_N
AUD_RCV_SPK_SEL
Copyright © 2010 LG Electronics. Inc. All right reserved.

Only for training and service purposes

SPK500
SPK501
AVDD_2V8
C522
0.1u
RCV_SPK_N
Receiver Circuit
FB500
RCV_P
FB501
RCV_N
U500
DG2735DN-T1-E3
1 10
V+ NO2
2 9
NO1 COM2
3 8
COM1 IN2
4 7
IN1 NC2
5 6
NC1 GND
EUSY0347001
- 5 -
3. TECHNICAL BRIEF
CN500
1
1800
2
1800
SPK_N
SPK_P
RCV_SPK_P
RCV_P
RCV_N
LGE Internal Use Only