LG GW620 Servise Manual page 127

4. TROUBLE SHOOTING
4.9.3 Module part
close to 3
C167 C367
10uF 0.1UF
R44
+VPWR
0
VREG_MSMP_2.7V
VREG_MSMP_2.7V
C168
close to 17
10uF
CLK_REQ
LGE Internal Use Only
1
WLAN_BT_IN_OUT
ANT
2
GND5
3
VDD_WL_PA
4
WLAN_CMD
SDIO_CMD
5
WLAN_CLK SDIO_CLK
6
WLAN_SDIO[3] SDIO_D3
7
WLAN_SDIO[2] SDIO_D2
8
WLAN_SDIO[1]
SDIO_D1
9
WLAN_SDIO[0] SDIO_D0
10
WLAN_RESET_N WL_RST_N
11
WLAN_WAKEUP
WL_WAKE_B
12
WLAN_REG_ON REG_ON
13
VBAT_IN
L38
C113 4.7uF
14
SR_VLX1
3.3uH
15
C376 C100
SR_VLX1BB
4.7uF 0.1uF
4.7uH
L37
C365
C238
0.1uF
100n
LDO for TCXO
+VPWR
RP103K281D-TR-F U28
4 1
VDD VOUT
3 2
CE GND
EUSY0355701
C21
1uF
C175
2.2u
WLAN_BT_IN_OUT
[Figure] Schematic of WiFi/BT module
.
WLAN_HOST_WAKEUP
BT_UART_RXD
BT_UART_RTS
BT_UART_CTS
BT_UART_TXD
45
BT_PCM_CLK
44
BT_PCM_OUT
43
BT_PCM_SYNC
42
BT_PCM_IN
41
VDD_BT_PA
40
U29 S_CLK_IN
39
GND6
C322
LBEH19UNBC 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
TP53
C366 C217
0.1uF 1uF
1UF C28
C26
1UF
C112 C203
4.7uF 2.2uF
26MHz TCXO
VDD_TCXO
C313
CLK_IN
ANT1
ANTENNA_PAD
C260 C250
DNI DNI
- 128 - Copyright © 2009 LG Electronics. Inc. All right reserved.
BT_PCM_CLK
BT_PCM_IN
BT_PCM_SYNC
BT_PCM_OUT
FB17
600 ohm
C377 C219
SLEEP_CLK
8pF 1uF
0.001uF
FM_ANT
BT_WAKEUP
BT_HOST_WAKEUP
CLK_IN
BT_RESET_N
FM_R
FM_L
VDD_TCXO
26MHZ
VCC GND
4 2
0.001uF
OUT NC
3 1
TG-5010LH-87N X3
C20
1uF
ANT6
ANTENNA_PAD
Only for training and service purposes