LG -E615 Service Manual page 123

BT/WI-FI FRONT-END
ANT9001
C9002
C9003
100p 1.8p
3
WLAN_RX
WLAN_TX
4 BT_TRX
WLAN_SW_[0] TR_SW0
2
WLAN_SW_[1] TR_SW1
12
GND1
WLAN_SW_[2] TR_SW2
GND2
7
GND3
BT_WLAN_RF ANT
11
WLAN_PWR_DET_IN GND4
CPL
PGND
C9011 C9012 C9013
10p 10p 10p
2400MHz,2500MHz
ANTENNA SWITCH MODULE LOGIC
SW0
WiFi RX-ANT HIGH
WiFi TX-ANT LOW
BT-ANT LOW
Wi-Fi : WCN1314
SLEEP_CLK
WLAN_RST_N
WLAN_ACTIVE
BT_PRIORITY
BT_ACTIVE
WLAN_CLK_WCN
WLAN_RF_RX
WLAN_PWR_DET_IN
WLAN_CLK_REQ_WCN
WLAN_SW_[0]
WLAN_SW_[1]
WLAN_SW_[2]
WLAN_CMD
WLAN_CLK
WLAN_SDIO[3]
WLAN_SDIO[2]
WLAN_SDIO[1]
WLAN_SDIO[0]
TP9012
LGE Internal Use Only
BT_WLAN_RF
C9004
100n
L9001
WLAN_RF_RX
3.9n
0603
C9006
C9007
DNI
DNI 0603
FL9001
L9002
1 FM_ANT
WLAN_RF_TX
5
C9008 C9009
6
L9005
DNI DNI 82n
8 C9010
47p
9
10
13
C9014 22p
BT_RF_QCT
C9015 C9016
DNI DNI
SW1 SW2
LOW LOW
HIGH LOW
LOW HIGH
TP9007
18 28
SLEEP_CLK DNC2
27
GND_D1
9
TP9008 TP9009 TP9010 TP9011 DNC1
25 82
GND_D2 PLL_EXT_LPF
26
GND_D3
19
WLAN_RST_N
39 75 C9032
WLAN_ACTIVE GND_A
470p
20
BT_PRIORITY
29 84
BT_ACTIVE RF_TX_DA
71
RF_TX_PA WLAN_RF_TX
41
C9037 1n
TCXO_IN
80
RF_RX
U9002
87
PDET_IN
45
GND_A1
22 56
PA_EN GND_A2
17 53
WLAN_CLK_REQ GND_A3
33
GND_A4
12
TR_SW_EN_0
21
TR_SW_EN_1
11
TR_SW_EN_2
23
SDIO_CMD
14 63
SDIO_CLK REXT
15
SDIO_DATA3
6
SDIO_DATA2
16
SDIO_DATA1
13
SDIO_DATA0
TP9013 TP9014
C9005
R9001
22p
VREG_MSME_1.8V
R9002 R9003
6
GND1
33
BT_RST_N SYS_RST_N
CHANGE 1030 28
NFC_WCN_HWI2C_SDA I2C_SDA
29
NFC_WCN_HWI2C_SCL I2C_SCL
L9003 82n 43
FM_HRX_IN
49
FM_PRXTX_IO
46 U9001
CHANGE 0126 FM_I2S_SD
56
FM_I2S_WS WCN2243
51
FM_I2S_SCK
EAN61966101
58
BT_PCM_OUT
BT_PCM_IN
42
BT_PCM_CLK BT_PCM_CLK
53
SLEEP_CLK
SLEEP_CLK
36
BT_UART_TX BT_UART_RXD
47
BT_UART_RX BT_UART_TXD
40
BT_UART_RTS BT_UART_CTS
57
BT_UART_CTS BT_UART_RTS
R9006
TP9003 TP9004 TP9005 TP9006
1M
0 ohm PAD removed(0125)
+1V2_MSM_A2_WCN
R9008
+1V2_WLAN_WCN
0
VREG_MSME_1.8V
+1V3_MSM_A3_WCN
+1V8_WLAN_TCXO
0 ohm PAD removed (0125)
+3V_WLAN_WCN
- 123 -
BT/FM Module : WCN2243
31
VDD_IO
24
VDD_XO_BIAS
14
VREG_DIG
4
VREG_ANA
10
VDD_LDO_IN
54
VDD_FM_1P3_1
37
VDD_FM_1P3_2
50
VDD_FM_1P3_3
55
VDD_FM_1P3_4
21
VDD_DIG_1P3
32
VDD_FM_DAC
19
VDD_BT_PA
13
VDD_BT_1P3_1
12
VDD_BT_1P3_2
15
VDD_BT_1P3_3
5
VDD_BT_1P3_4
C9017 C9018 C9019 C9020 C9023 C9024 C9025 C9026 C9027
0.1u DNI 10p
10n 10p 10n 10p C9021 C9022 10n 10n
WiFi : WCN 1314
79
C9028 GND_A21
10n
3
GND_D1
7
GND_D2
1
GND_D3
31 10
VDD_CORE1 GND_D4
46 30
VDD_CORE2 GND_A1
C9029 48 58
C9030 VDD_CORE3 GND_A22
100n
4.7u
5 24
VDD_CORE_AON1 GND_D5
36 32
VDD_CORE_AON2 GND_D6
38 37
VDD_CORE_AON3 GND_D7
47
C9031
GND_D8
8
100n VDD_IO
70
GND_A2
2 64
VDD_FEM GND_A23
U9002
86
GND_A3
C9033
C9034 4
C9035 C9036
VDD_SDIO
100p
100n 52
2.2u 220n
GND_A4
85 34
VDD_RFA10 GND_D9
77 60
VDD_RFA11 GND_A5
72
GND_A6
78 73
VDD_PA GND_A7
61
GND_A8
51 44
VDD_TCXO GND_A9
35 65
VDD_RFA1 GND_A10
FB9001 74 83
VDD_RFA2 GND_A11
66 50
VDD_RFA3 GND_A12
C9038 81
VDD_RFA4
10n 67 59
VDD_RFA5 GND_A13
54 68
VDD_RFA6 GND_A14
76 69
VDD_RFA7 GND_A15
62
VDD_RFA8
49 57
VDD_RFA9 GND_A16
55
C9039 C9040 GND_A17
C9041 C9042 C9043
42
22u GND_A18
DNI 10n 100p 100p
40
GND_A19
43
GND_A20
FB9002
75
C9044 C9045
2.2u
0.1u 100p
C9046 colse to pin78
Copyright © 2012 LG Electronics. Inc. All right reserved.
7. CIRCUIT DIAGRAM
VREG_MSME_1.8V
R9005
+3V_WLAN_WCN
0
Only for training and service purposes