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7. CIRCUIT DIAGRAM
1
2
WLAN
A
DUMMY
WIFI_RF_G
TP710
TP711
TP712
for WLAN-BT coexistence
B
PTA_BT_PRIO
PTA_BT_STATE
PTA_WLAN_ACTIVE
WLAN_SLEEPn
37
38
39
40
1
C717
100p
2
WIFI_TXRX
3
TP713
4
5
C
C725
6
DNI
WIFI_RF_G
7
8
WIFI_RF_G
VDD_WLAN_1V8
D
E
A-GPS
X750
KT2520F16369ACW18T
1
6
GND1
VCC
2
5
NC1
NC2
3
4
F
GND2
OUT
RTCCLK
ACC_GPS_START
GPS_CNTIN
VDDE_1V8
C6
BMS0
B4
BMS1_I2C_A0
C5
BMS2_UARTCS_N
G6
ACC_UART3_RX
TX_SDA_MISO
G2
G
ACC_UART3_TX
RX_SCL_SCK
G1
ACC_UART3_RTS
CTS_N_I2C_GRP1_SCS_N
G5
ACC_UART3_CTS
RTS_N_I2C_GRP0_MOSI
F7
INTR_N
G4
ACC_GP_GPS_RESETn
RESET_N
F3
ACC_GP_GPS_PON
STANDBY_N
A6
TRST_N
A7
TCK
C7
TDI
B7
TDO
A5
TMS
B2
ATEST0
C3
ATEST1
H
1
2
Copyright © 2009 LG Electronics. Inc. All right reserved.
Only for training and service purposes
3
4
5
VDDK_2V75
ANT780
FL700
XM0830SK-TL1301TMP
C700
C701
100p
5
3
FEED
ANT
RFGND1
7
0
RFGND2
8
1
WIFI_TXRX
PORT1
GND1
2
4
1p
DNI
BT_TXRX
PORT2
GND2
6
C702
C704
GND3
R701
0
12
9
ANT_SEL_N
VCTL
GND4
11
GND5
10
13
VDD
PGND
WIFI_RF_G
WIFI_RF_G
C707
1u
VDD_WLAN_3V3
VDD_WLAN_1V8
VDD_WLAN_1V8
RTCCLK
ACC_GP_WLAN_RESETn
ACC_GP_WLAN_PWR_DOWNn
41
PGND1
PGND5
42
PGND2
PGND6
43
PGND3
PGND7
44
VDD_WLAN_1V8
PGND4
PGND8
45
PGND9
GND1
26
ANT
M710
GND5
25
GND2
VDD18A
24
LBWA18HNVZ-305
ANT_SEL_P
ANT_SEL_N
ANT_SEL_N
23
SPI_SDO_SD_DAT1
T_R3_N
22
SCLK
SPI_SINTN_SD_DAT2
ACC_GP_SPI_WLAN_IRQn
21
ESCN
SPI_SCSN_SD_DAT0
ACC_SPI_WLAN_CSn
20
GND3
SPI_SDI_SD_CMD
ACC_SPI_MOSI
19
GND4
ACC_SPI_CLK
ACC_SPI_MISO
VDD_WLAN_1V8
VBAT
POWER
RP101K332D
U710
C718
4
1
VDD
VOUT
1u
3
2
ACC_GP_WLAN_EN
CE
GND
C721
C722
1u
1u
RP101K182D
U711
4
1
VDD
VOUT
3
2
CE
GND
C723
C724
1u
1u
VGPS_1V8
R757
0
VDDE_1V8
10
R770
C750
C751
C771
2.2u
0.1u
0.1u
R750
0
C752
1u
R772
D5
VPD
F1
TESTMODE
L750
6.8nH
5
2
VDD
RF_IN
B1
4
3
RFIN
FIL_OUT
GND
E2
U770
RFREGOUT
D2
ALM-1612
VDDRF
GPS LNA block
C759
U751
1u
E1
RFSREGOUT
BCM4750
D1
VDDIFSYNTH
C760
1u
F6
VDDLP_LPREGOUT
C761
1u
A4
BBREGOUT
D4
VDDCORE1
D6
VDDCORE2
E3
VDDCORE3
E6
VDDCORE4
TP751
TP752
TP753
C762
C763
C764
1u
1u
1u
3
4
5
6
7
8
BT+FM
U730
SN74LVC1G125DRLR
1
5
BT_CLKREQ_n
_OE
VCC
2
MCLKSEC
A
3
4
C705
C706
GND
Y
4p
4p
WIFI_RF_G
VSS_BT_RF
Careful routing of BT_CLK
Keep away from noise signals
U731
K7
RESOUT2_n
BT_RESETN
F6
BT_CLK
BT_REF_CLK_IN
K9
RTCCLK
BT_LP_CLK
L9
BT_WAKEUP
H9
ACC_SPI_MOSI
BT_UART_RXD
K6
ACC_SPI_CLK
BT_UART_CTS
N4
PCM_SYNC
BT_PCM_SYNC
M4
PCM_CLK
BT_PCM_CLK
K5
PCM_DLD
BT_PCM_A
M5
PCM_ULD
BT_PCM_B
M3
BT_GPIO_9
K3
PTA_BT_PRIO
BT_GPIO_11
K4
PTA_BT_STATE
BT_GPIO_10
J3
PTA_WLAN_ACTIVE
BT_GPIO_16
L3
WLAN_SLEEPn
BT_GPIO_8
R733
DNI
G9
BT_GPIO_0
VDDE_1V8
VDDE_1V8
E7
BT_CLK_REQ_IN_1
F9
BT_CLK_REQ_IN_2
E8
ACC_GP_SPI_BT_IRQ
BT_HOST_WAKEUP
L7
BT_CONFIG_1
M7
BT_CONFIG_2
N6
BT_CONFIG_3
J8
BT_CLKREQ_n
BT_CLK_REQ_OUT_2
B2
BT_RSVR_CL1
VDD_BT
VDDK_2V75
C3
BT_RSVR_CL2
M8
BT_RSVR_D
C1
BT_RSVR_DSM
C2
BT_RSVR_N
R716
M2
VDD_WLAN_3V3
BT_RSVR_RF
J4
0
BT_REG_CTRL
N7
BT_HVD
E6
BT_VDD_CLD
VDDE_1V8
VBAT
VDDE_1V8
D4
NC1
F7
NC2
F8
NC3
L4
VDD_WLAN_1V8
NC4
L5
NC5
L6
NC6
A4
FM_VA
B3
FM_VD
A7
FM_GPIO1
A6
APP_GP_FM_GPIO2
FM_GPIO2
A5
FM_GPIO3
B8
FM_FMIP
C9
RESOUT1_n
FM_RSTB
D7
RTCCLK
FM_RCLK
D9
FM_SENB
R741
E9
APP_I2C_SCL
FM_SCLK
110
VGPS_1V8
2.2u
C770
GPS Clock Buffer
ACC_GP_GPS_PON
ACC_GP_GPS_PON
0
MCLKSEC
CN750
CN751
2.2nH
C755
1
1
L772
100nH
GPS Power
VBAT
ACC_GP_GPS_PON
6
7
8
- 185 -
9
10
11
VDDE_1V8
VDD_BT
VDD_BT
R730
BT_CLK
33
C730
C731
0.1u
4.7u
RF GND: Isolate from Common GND
VDDE_1V8
on L1, L2 and L3
Analog GND must be Isolated from
Common GND on L1, L2 and L3
ACC_SPI_MISO
ACC_GP_SPI_BT_CSn
STLC2593
J7
BT_CLK_REQ_OUT_1
G7
FL730
DEA212450BT-7043C1
C732
100p
BT_UART_TXD
J6
5
1
BT_UART_RTS
BP1
U_BP
BT_TXRX
K1
4
2
BT_RFP
BP2
BP_DC
J1
BT_RFN
VDDE_1V8
M6
BT_VIO_A
J9
BT_VIO_B
N3
BT_VIO_C
N5
BT_VIO_D
FB730
G8
BT_VIO_E
60
VSS_BT_RF
H6
BT_VSSDIG1
H7
BT_VSSDIG2
H8
BT_VSSDIG3
C733
K8
BT_VSSDIG4
0.1u
L8
BT_VSSDIG5
D1
BT_VSSANA1
D2
BT_VSSANA2
E3
BT_VSSANA3
F1
BT_VSSANA4
F2
BT_VSSANA5
F3
BT_VSSANA6
F4
VSS_BT_ANA
BT_VSSANA7
G1
BT_VSSANA8
G3
BT_VSSANA9
G4
VDDK_2V75
BT_VSSANA10
H3
BT_VSSANA11
H4
BT_VSSANA12
H1
BT_VSSRF1
L1
BT_VSSRF2
J2
BT_VSSRF3
K2
BT_VSSRF4
VSS_BT_RF
L2
BT_HVA1
D3
BT_HVA2
E1
BT_HVA3
C734
E2
BT_HVA4
0.1u
E4
VDDE_1V8
BT_HVA5
H2
BT_TEST1
G2
BT_TEST2
G6
BT_AF_PRG
R737
VSS_BT_ANA
0
C737
1u
C5
FM_ROUT
FM_RP
C738
1u
B5
FM_LOUT
FM_LP
D6
FM_VIO
D8
R739
FM_SDIO
APP_I2C_SDA
110
A3
FM_GND1
C739
B4
FM_GND2
0.1u
B6
FM_GND3
B7
FM_GND4
C4
FM_GND5
C6
FM_GND6
C7
FM_GND7
D5
FM_GND8
C8
FM_RFGND
FM_ANT
Reference Number
VDDE_1V8
78x: BT/WiFi Antenna Pattern
R752
70x: BT/WiFi RF path
10
U750
NL17SZ126XV5T2G
C753
C754
71x~72x: WiFi
OE
VCC
0.1u
2.2u
A
73x~74x: Bluetooth
R753
GND
Y
GPS_CNTIN
33
75x~76x: A-GPS
77x: GPS LNA
WIFI_RF_G
VSS_BT_RF
VSS_BT_ANA
RP101K182D
U752
R755
4
1
VDD
VOUT
VGPS_1V8
3
2
CE
GND
0
9
10
11
12
A
B
C
D
E
F
G
H
12
LGE Internal Use Only
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Troubleshooting
