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

3. TECHNICAL BRIEF
ANT701
C714 100p
C715 3n
1
FEEDING
2
NC
C718
C717
ALA321C3
100n
DNI
C721
FM_ANT
LGE Internal Use Only
[Figure 3.17-1] Functional Block Diagram
VBAT
C712
2.2u
FL700
6.8p
C716
1 3
IN OUT
2 4
GND1 GND2
2450MHz
L704
B1
1.8n BT_RF
C1
VSS_BT_RF_BAL
1n L705 100n
F1
FM_RX
C722
L706
100n 27p
F2
VSS_FM_AUDIO
G1
FM_TX_P
H1
FM_TX_N
[Figure 3.17-2] Circuit Diagram
VBT_2V8
C713
0.1u
D6
UART_RX
D7
UART_TX
E6
UART_RTS
E7
UART_CTS
B7
PCM2_IN
B5
PCM2_OUT
C5
PCM2_SYNC
C6
PCM2_CLK
E2
AUDIO_OUT_L
E1
AUDIO_OUT_R
F3
AUDIO_IN_L
C726
E3
AUDIO_IN_R
H5
SLEEP_CLK
U700
F4
VREG_ENABLE_RST#
A3
XTAL_IN/SYS_CLK
A7
PIO_0
TP704
G3
PIO_2
H4
PIO_3
G4
PIO_5
D4
PIO_6
E4
PIO_7
B4
AIO_1
B6
PIO_1
H6
PIO_4
G6
PCM1_IN/SPI_MOSI
H7
PCM1_OUT/SPI_MISO
F5
PCM1_SYNC/SPI_CS#
G5
PCM1_CLK/SIP_CLK
H3
SPI_PCM#_SEL
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Copyright © 2010 LG Electronics. Inc. All right reserved.
BT_UART_TX
BT_UART_RX
TP702
BT_UART_CTS
TP703
BT_UART_RTS
FM_REC_I2S_SDI
FM_REC_I2S_WS
FM_REC_I2S_CLK
C719 1u
FM_AUDIO_L
C720 1u
FM_AUDIO_R
DNI
100K
VBT_2V8
R705 470 R704
BT_32K
BT_RESET
BT_VCXO_EN
TP705
BT_HOST_WAKEUP
BT_PCM_OUT
BT_PCM_IN
BT_PCM_SYNC
BT_PCM_CLK
2 1
3 4
DSX321G-26M X700
26MHz
C724
C723
12p
18p

Only for training and service purposes