LG LG-E410 - Page 66

4. TROUBLE SHOOTING
- 66 -
Copyright © 2013 LG Electronics. Inc. All right reserved.
Only for training and service purposes
LGE Internal Use Only
U9000
3 34 35 30 17 20 52 26 27 25 45
5
15
12
13
19
32
21
55
50
37
54
10
4
14
24
31
57
40
47
36
53
42
58
51
56
46
49
43
29
28
33
6
1
11
7 2
18
9 8
22 16 44 39 38 48 23 41
GND2
GND3
AGND_FM1
AGND_FM2 AGND_FM3 AGND_FM4 GND4
AGND_FM
AGND_BT1 AGND_BT2 AGND_BT3 AGND_BT4 AGND_BT5
AGND_BT6
AGND_BT7
GND1
SYS_RST_N
I2C_SDA
I2C_SCL
FM_HRX_IN
FM_PRXTX_IO
FM_I2S_SD
FM_I2S_WS
FM_I2S_SCK
BT_PCM_IN
BT_PCM_CLK
SLEEP_CLK
BT_UART_RXD
BT_UART_TXD
BT_UART_CTS
BT_UART_RTS
VDD_IO
VDD_XO_BIAS
VREG_DIG
VREG_ANA
VDD_LDO_IN
VDD_FM_1P3_1
VDD_FM_1P3_2
VDD_FM_1P3_3
VDD_FM_1P3_4
VDD_DIG_1P3
VDD_FM_DAC
VDD_BT_PA
VDD_BT_1P3_1
VDD_BT_1P3_2
VDD_BT_1P3_3
VDD_BT_1P3_4
FM_RDS_INT
SYS_CLK
FM_LO_L
FM_LO_R
BT_PCM_OUT
BT_PCM_SYNC
BT_CLK_REQ
BT_ACTIVE
BT_STATUS
TX_CONFIRM
BT_RFIO
DNI
C9044
DNIR9003
100n
L9003
TP9000
10p
C9008
DNI
L9006
2
R9002
2.2K
R9001
2.2K
10p
C9025
C9023
0.1u
VREG_MSME_1.8V
1M
R9004
10p
C9018
+3V_WLAN_WCN
10n
C9017
C9022
10n
L9004 22n
C9015
10n
R9000 1M
VREG_MSME_1.8V
C9016
10n
C9019
4.7u
C9020
4.7u
10n
C9021
1u
C9024
C9002
22p
C9045
DNI
TP9001
TP9004
TP9002
TP9003
0R9010
SLEEP_CLK
BT_PCM_CLK
BT_PCM_CLK
BT_PCM_SYNC
BT_PCM_SYNC
BT_PCM_IN
BT_PCM_IN
FM_RDS_INT
BT_PCM_OUT
BT_PCM_OUT
BT_FM_CLK_WCN
BT_FM_CLK_REQ_WCN
FM_LO_PMIC FM_RO_PMIC
FM_ANT
FM_L FM_R
BT_UART_CTS
BT_UART_RTS
BT_UART_TX
BT_RST_N
I2C_COMMON_SDA_WCN
I2C_COMMON_SCL_WCN
BT_ACTIVE BT_PRIORITY
WLAN_ACTIVE BT_RF_QCT
BT_UART_RX
BT/FM Module : WCN2243
close to pin13
close to pin5
close to pin54 close to pin37