Only For Training And Service Purposes - LG GD310 Service Manual

3. Technical Brief
FM_SND_L
FM_SND_R
BT_RESETN
LGE Internal Use Only
C427
100P
C402 C426
DNI DNI
C428 100p
R409 R408
DNI DNI
C443
1U
C439 100n
CLK32K
C441 1n
BT_CLK
6
BT_ANT
32
FM_ANT
16
VAFL
15
VAFR
33
RESET
1
GND1
C447 5
GND2
1n
7
GND3
12
GND4
20
GND5
31
GND6
39
PGND1
40
PGND2
41
PGND3
42
PGND4
Figure 21. Bluetooth / FM Radio Circuit Diagram
FM_ANT
ANT400
DUMMY3
C448 100P
1
FEED DUMMY2
DUMMY1
SDBTPTR3015
VBAT 2V65_VBT
2V62_VIO
C438
1U
C430
1U
11 TP405
UART_CTS
TP400
10
UART_TX
8 TP406
UART_RTS
TP401
9
UART_RX
M400
4
EWFNLBAXX
PCM_SYNC_I2S_WS
3
PCM_CLK_I2S_CLK
38
PCM_OUT_I2S_OUT
2
PCM_IN
- 50 - Copyright © 2009 LG Electronics. Inc. All right reserved.
4
C450 1.5p
3
2
BT_LDO_EN
UART_BT_RTS
UART_BT_RX
UART_BT_CTS
UART_BT_TX
I2S1_WA0
I2S1_CLK
I2S1_RX
I2S1_TX

Only for training and service purposes