Main Receiver - LG C1150 Service Manual

3. TECHNICAL BRIEF

3.11 Main Receiver

The Receiver is driven directly from AD6537B AOUT1P and AOUT1N pins and the gain is
controlled by the PGA in an AD6537B.
The Receiver is placed in the folder cover and contacted to LCD MODULE
AD6537B
AOUT1P
AOUT1N
R408
RECP
RECP
4.7
R409
RECN
RECN
4.7
C411 C412
47p 47p
Figure 3-25. MAIN RECEIVER
- 44 -
VBAT
C402
1u
U402
LMS4684ITLX
A3 C3
NO1 IN1
A1 C1
NO2 IN2
D3 B3
NC1 COM1
D1 B1
NC2 COM2
R407 100K
SPK_RCV_SEL
SPK_REC_P
C408 47p
SPK_REC_N