LG GX500 Service Manual page 61

3. TECHNICAL BRIEF
GX500 Operational Description
WLAN+BT+FM
CN601 CN602
L602 1.5n
1 1
C608
C607
0
DNI
close to 3
C688
C687
10uF
0.1u
FB602
R699
0
C699
2.2uF
VBAT
TOUCH_EN
C643
R607
1u 100K
Figure 3-25. WI-FI / Bluetooth / FM Radio Circuit Diagram
LGE Internal Use Only
LG Electronics
C606
1p
1
ANT
2
GND5
3
VDD_WL_PA
4
WLAN_CMD SDIO_CMD
5
WLAN_CLK
SDIO_CLK
6
WLAN_SDIO[3]
SDIO_DATA_3
7
WLAN_SDIO[2]
SDIO_DATA_2
8
WLAN_SDIO[1] SDIO_DATA_1
9
WLAN_SDIO[0] SDIO_DATA_0
10
WLAN_ENABLE
WL_RST_N
11
WLAN_WAKEUP
WL_WAKE_B
12
REG_ON
REG_ON
13
VBAT_IN
14
SR_VLX1
15
SR_VLX1BB
C619
3.3UH
C698
4.7uF
L607
0.1u
4.7u
L699
C697
close to 17
C696
10uF
C695
0.1u
0.1u
LDO for TCXO
2V7_VTOUCH VDD_TCXO
U604
1 8
VIN VOUT1
2 7
EN1 VOUT2
3 6
P2 GND
4 5
P1 EN2
C646
1u
TP699
TP698
TP697
TP696
45
BT_PCM_CLK
44
BT_PCM_OUT
43
BT_PCM_SYNC
42
BT_PCM_IN
41
VDD_BT_PA
40
32KHZ
U601 39
GND7
38
FM_ANT
TP695
37
BT_WAKE_B
36
BT_HOST_WAKE
35
BT_GPIO_3
34
BT_GPIO_4
33
BT_GPIO_7
32
XTALP
31
XTALN
TP692
C691
C692
1uF
0.1u
C694 C693
4.7uF 2.2uF
CLK_IN
BT_CLK_REQ
C647
1u
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Revision A
BT_PCM_CLK
BT_PCM_RX
BT_PCM_SYNC
FB601
BT_PCM_TX
TP601
C689
CLK32K
1uF
FM_ANT
BT_WAKEUP
TP694
BT_HOST_WAKEUP
TP693
CLK_IN
BT_ENABLE
FM_R
FM_L
26MHz TCXO
VDD_TCXO
26MHZ
VCC GND
4 2
OUT NC
3 1
TG-5010LH-87N X601
C644
1uF
Only for training and service purposes
LGE Property