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BCM4330_2.4GHz(QCT & IFX Only)_COB_With FM RX_Ver0.1
LGE Internal Use Only
FB500
120
VDD_BT
FB501
120
VDD_FM
FB502
120
VDD_WRF
To be obsolete
C511
10u
C515
2.2u
C518
0.1u
C527
4.7u
R503 15K
E4
WRF_RES_EXT
A6
RX_BG
C530
10p
WRF_RFIN_2G
A5
WRF_RFOUT_2G
TX_WLBG
B3
C531
1.5p
WRF_A_TSSI_IN
D5
WRF_G_TSSI_IN
L505
M3
SW_BT_TX
RF_SW_CTRL_0
3.3n
M2
RF_SW_CTRL_1
SW_WL_BT_RX
L3
RF_SW_CTRL_2
SW_WL_TX
K5
RF_SW_CTRL_3
EXT_LNA_GAIN
L4
RF_SW_CTRL_4
M1
RF_SW_CTRL_5
M4
RF_SW_CTRL_6
K3
RF_SW_CTRL_7
C532
1u
A11
FM_L
FM_AOUT1
C533
1u
A12
FM_R
FM_AOUT2
B12
FM_TX
E12
FM_RXP
FM_ANT
75
D12
FB505
FM_RXN
TP505
E6
BT_UART_TXD
BT_UART_RXD
TP506
E7
BT_UART_RXD
BT_UART_TXD
F6
BT_UART_CTS
TP507
BT_UART_RTS_N
U501
D6
BT_UART_RTS
TP508
BT_UART_CTS_N
G9
BT_I2S_CLK
G10
BT_I2S_DI
H8
BT_I2S_WS
H9
BT_I2S_DO
E5
BT_PCM_CLK
TP511
BT_PCM_CLK
F4
BT_PCM_OUT
TP512
BT_PCM_IN
G5
BT_PCM_IN
TP513
BT_PCM_OUT
F5
BT_PCM_SYNC
TP514
BT_PCM_SYNC
TP516
F9
BT_WAKEUP
BT_GPIO_0
H11
BT_HOST_WAKEUP
BT_GPIO_1
G12
TP518
BT_GPIO_2
H12
BT_GPIO_3
G11
BT_GPIO_4
H10
BT_GPIO_5
10p
9
SW_BT_TX
To be obsolete
C_BT
8
TX_BT
BT
7
GND3
C509
0.1u
C510
L503
2.7n
220p
C512
C516
0.1u
220n
C525
C526
0.1u
0.1u
C529
C528
0.1u
0.1u
J1
HSIC_AVDD12
K4
VDD_3V3
VDDIO_RF
K6
WL_VDDIO
VREG_MSME_1.8V
J7
BT_VDDIO
K7
VDD_ISLAND
L7
SDIO_DATA_0
TP500
WLAN_SDIO[0]
M5
SDIO_DATA_1
TP501
WLAN_SDIO[1]
M8
SDIO_DATA_2
TP502
WLAN_SDIO[2]
L8
SDIO_DATA_3
TP503
WLAN_SDIO[3]
R506
M6
SDIO_CLK
WLAN_CLK
M7
SDIO_CMD
TP504
0
WLAN_CMD
K1
HSIC_STROBE
L1
HSIC_DATA
L2
HSIC_RREF
F1
WRF_XTAL_OP
G1
WRF_XTAL_ON
F2
WRF_TCXO_IN
H7
LPO
SLEEP_CLK
X500
1ZZCAB37400AA0A
4
3
D4
WRF_GPIO_OUT
GND2
IN2
H2
WL_GPIO_0
TP509
WLAN_HOST_WAKEUP
1
2
H1
WL_GPIO_1
IN1
GND1
H3
WL_GPIO_2
37.4MHz
J3
WL_GPIO_3
C535
G4
WL_GPIO_4
18p
H5
WL_GPIO_5
H4
WL_GPIO_6
NC: SDIO,
1: SPI
TP515
L9
WL_REG_ON
WLAN_RESET_N
K9
TP517
BT_REG_ON
BT_RESET_N
F10
BT_RST_N
J9
EXT_SMPS_REQ
J10
EXT_PWM_REQ
A8
C537
10p
BT_RF
TX_BT
D7
BT_CLK_REQ_IN
D8
BT_CLK_REQ_POL
E8
BT_CLK_REQ_MODE
F12
BT_CLK_REQ_OUT
A1: WRF_RFIN_5G, A2:WRF_RFOUT_5G
VBAT
VBT_WIFI_IO_2V6
- 184 -
FL500
L507
2.7n
LFB212G45CG7D227
1
3
IN
OUT
C506
10p
C507
EAM62250401
L506
C505
L508
2.7n
DNI
8.2n
1
TX_WLBG
U500
TX_IN
2
GND1
3
GND2
C514
0.1u
change to epson(?)
C536
18p
QCT
VBAT
IFX
VBAT
QCT
VREG_MSMP_2V6
VPM_IO_2V62
IFX
Copyright © 2011 LG Electronics. Inc. All right reserved.
7. CIRCUIT DIAGRAM
CN500
1
C503
100p
Only for training and service purposes
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Troubleshooting
