LG -P500 Service Manual page 111

4. TROUBLE SHOOTING
C17
RF_IN_OUT
47p
L4
DNI
close to 3
C18
C32
10uF
0.1u
WLAN_SDIO[3]
WLAN_SDIO[2]
WLAN_SDIO[1]
WLAN_SDIO[0]
R1
+VPWR
0
C5
4.7uF
C19
close to 17
10uF
+VPWR
CLK_REQ
LGE Internal Use Only
Wi-Fi&BT&FM MODULE
Must Check Schematic
ANT2
ANT1
C16
DNI
1
RF_IN_OUT ANT
2
GND5
3
VDD_WL_PA
TP8
4
WLAN_CMD
SDIO_CMD
TP7
5
WLAN_CLK
SDIO_CLK
6
SDIO_D3
7
SDIO_D2
8
SDIO_D1
9
SDIO_D0
TP4 10
WLAN_RESET_N WL_RST_N
11
WL_WAKE_B
TP10 12
WLAN_REG_ON
REG_ON
13
VBAT_IN
L1
C34 4.7uF
14
SR_VLX1
3.3uH
15
C2
SR_VLX1BB
0.1uF
L3
4.7u
VREG_MSMP_2.6V
TCXO LDO
U501
4 1
VDD_TCXO
VIN VOUT
3 2
STBY GND
C533
1u
[Figure] Schematic of WiFi/BT module
TP13
WLAN_HOST_WAKEUP
TP11
BT_UART_RXD
TP3
BT_UART_RTS
TP1
BT_UART_CTS
TP9
BT_UART_TXD
45
BT_PCM_CLK
44
BT_PCM_OUT
43
BT_PCM_SYNC
42
BT_PCM_IN
41
VDD_BT_PA
40
U500
S_CLK_IN
39
GND6
38
FM_ANT
37
BT_GPIO_0
36
BT_GPIO_1
35
BT_GPIO_3
34
BT_GPIO_4
33
BT_GPIO_7
32
F_CLK_IN
31
F_CLK_OUT
TP6
C31 C8
1u
0.1u
C30
C33 C6
4.7uF 2.2uF
0.1u
26MHz TCXO
VDD_TCXO
C535 1n
CLK_IN
0603
C536
0603
1u
- 112 -
Copyright © 2010 LG Electronics. Inc. All right reserved.
BT_PCM_CLK
BT_PCM_DIN
BT_PCM_SYNC
BT_PCM_DOUT
C7
SLEEP_CLK
C9
8pF
2.2u
C1 0.001uF
FM_ANT
TP5
BT_WAKEUP
TP12
BT_HOST_WAKEUP
CLK_IN
BT_RESET_N
FM_R
FM_L
26MHz
X500
VCC GND
4 2
OUT NC
3 1
TG-5010LH-87N
Only for training and service purposes
VREG_MSMP_2.6V