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7. CIRCUIT DIAGRAM
LGE Internal Use OnlyCopyright © 2009 LG Electronics. Inc. All right reserved.
Only for training and service purposes
2
Keep away from noise signals
H
10
B
D
C
9
10
GPS Power
11
E
3
D
6
on L1, L2 and L3
A A
5
7 93
12
12
4
70x: BT/WiFi RF path
78x: BT/WiFi Antenna Pattern
71x~72x: WiFi
77x: GPS LNA
for WLAN-BT coexistence
B
11
1
G
8
C
73x~74x: Bluetooth
75x~76x: A-GPS
Reference Number
12
4
E
F
BT+FM
WLAN
GPS Clock Buffer
GPS LNA block
A-GPS
Common GND on L1, L2 and L3
5
POWER
H
76
8
G
F
Careful routing of BT_CLK
Analog GND must be Isolated from
RF GND: Isolate from Common GND
C725
R754
100K
VDD_BT
DNI
C718
1u
R734
100K
C734
0.1u
100p
C772
C771
0.1u
120p
C743
ALM-1612
FIL_OUT
43
GND
RF_IN
2
1
S_D
VDD
5
2.2u
U770
R781
0
C770
WIFI_RF_G
WIFI_RF_G
10u
VDD_WLAN_3V3
DEA212450BT-7043C1
5
BP1
4
BP2 BP_DC
2
3
G1
6
G2
1
U_BP
C714
VDDE_1V8
WIFI_RF_G
VDD_WLAN_1V8
FL730
C7101u
VBAT
TP751
R739
110
R717
0
0
R716
0
R735
VSS_BT_RF
SPI_SINTN_SD_DAT2
23
T_R3_N
T_R_N
36
18
VDD12
17
VDD18
25
VDD18A
27
VDD30
VDD_HOST_IO
9
VDD_PA
28
WL_ACTIVE
30
PGND2
PGND3
39
40
PGND4
41
PGND5
42
PGND6
43
PGND7
44
PGND8
45
PGND9
RESETN
32
6
SCLK
SD_DAT3
12
35
SLEEP_CLK
14
SPI_CLK_SD_CLK
SPI_SCSN_SD_DAT0
21
SPI_SDI_SD_CMD
20
5
SPI_SDO_SD_DAT1
22
BT_PRIORITY
29
BT_STATE
7
ESCN
GND1
1
GND2
3
GND3
8
GND4
19
GND5
26
GPIO0
34
GPIO1
16
13
GPIO2
GPIO4
15
GPIO5
11
10
GPIO6
PDN
31
PGND1
37
38
LBWA18HNVZ-305
M710
ANT
2
ANT_SEL_N
244
ANT_SEL_P
33
4.7nH
R780
C722
3
CE
2
GND
5
PGND
VDD
41
VOUT
1u
XM0830SK-TL1301TMP
ANT
5
GND1
1
GND2
4
GND3
6
GND4
9
GND5
11
13
PGND
8
PORT1
PORT2
2
RFGND1
3
RFGND2
7
12
VCTL
10
VDD
RP101K182D U711
0
FL700
C707
R700
1u
4p
C706C705
4p
C704
0
R755
DNI
110
R741
VDDK_2V75
VDD_WLAN_1V8
C757NA
L750 6.8nH
VSS_BT_ANA
C764
1u
10pC742
VDDE_1V8
C766 1u
100K
R732
A
2
3
GND
5
VCC
Y
4
1
_OE
SN74LVC1G125DRLRU730
C762
1u
100pC701
VGPS_1V8
100KR714
2.2nH
L770
VDD_WLAN_1V8
VDD_BT
10nH
L771
0R772
TP711
VBAT
VDD_WLAN_1V8
R701 0
1u
VDD_WLAN_1V8
C715
VGPS_1V8
10u C716
C720 1u
C739
R710 100K
3
CE
2
GND
5
PGND
VDD
41
VOUT
0.1u
VSSD1
VSSD2
D3
D7
VSSD3
E4
VSSD4
VSSD5
E5
VSSD6
F4
VSSIFSUB
B3
C1
VSSRFSYNTH
RP101K332D U710
TDO
F1
TESTMODE
TMS
A5
TRST_N
A6
G6
TX_SDA_MISO
D4
VDDCORE1
VDDCORE2
D6
E3
VDDCORE3
VDDCORE4
E6
VDDIFSYNTH
D1
VDDIO1
B6
G3
VDDIO2
VDDIO3
G7
F6
VDDLP_LPREGOUT
VDDRF
D2
VPD
D5
B5
CNTIN
G1
CTS_N_I2C_GRP1_SCS_N
F7
INTR_N
A3
LPREGIN
RESET_N
G4
RFIN
B1
E2
RFREGOUT
E1
RFSREGOUT
F5
RTCCLK
RTS_N_I2C_GRP0_MOSI
G5
RX_SCL_SCK
G2
F3
STANDBY_N
SYNC_PPS
E7
A7
TCK
TCXO
A2
TDI
C7
B7
U751
ATEST0
B2
ATEST1
C3
BBREGOUT
A4
C4
BBRFREGIN
BMS0
C6
B4
BMS1_I2C_A0
BMS2_UARTCS_N
C5
F2
VDDK_2V75
TP713
BCM4750
C721
1u
FB730
VBAT
60
C7552.2nH
FB710
100nH C758
VDDE_1V8
100KR715
100K
R738
DNIR733
1uC765
100nH
L772
C735 0.1u
C730
0.1u
C753
0.1u
100KR711
C723
1u
C736 0.1u
WIFI_RF_G
R740
0
22nC741
100p
WIFI_RF_G
0
R750
C717
C761
TP712
WIFI_RF_G
1u
VDDE_1V8
VDDE_1V8
C702
1p
1u
C763
VDDE_1V8
VDD_WLAN_3V3
VDDE_1V8
VDDE_1V8
TP753
4.7u
C731
R730
33
C712
VDDK_2V75
1
CN750
1
10u
R752
CN751
10
X750
1
GND1
GND2
3
NC1
25
NC2
OUT
4
VCC
6
R737
0
KT2520F16369ACW18T
FB711
1uC737
100K
VSS_BT_ANA
VDDE_1V8
R756
TP752
33
R753
100pC732
C711
C751
0.1u
VSS_BT_RF
1u
C760
1u
VSS_BT_RF
VSS_BT_RF
1uC738
2.2u
C750
R731
C754
2.2u
100K
3
CE
2
GND
5
PGND
VDD
41
VOUT
WIFI_RF_G
RP101K182D U752
C752
1u
C756 0.5p
TP710
VDDE_1V8
C700
C740 22n
VSS_BT_ANA
0
VDDE_1V8
C733
0.1u
1u
C759
A
GND
OE VCC
Y
VGPS_1V8
VDD_WLAN_1V8
NL17SZ126XV5T2G
U750
10
R770
L5
L6
NC6
R757
0
A5
FM_LOUT
B5
FM_RCLK
D7
C8
FM_RFGND
C5
FM_ROUT
C9
FM_RSTB
E9
FM_SCLK
FM_SDIO
D8
FM_SENB
D9
FM_VA
A4
FM_VD
B3
FM_VIO
D6
D4
NC1
NC2
F7
F8
NC3
NC4
L4
NC5
H1
L1
BT_VSSRF2
BT_VSSRF3
J2
K2
BT_VSSRF4
BT_WAKEUP
L9
B8
FM_FMIP
FM_GND1
A3
B4
FM_GND2
FM_GND3
B6
FM_GND4
B7
C4
FM_GND5
C6
FM_GND6
C7
FM_GND7
FM_GND8
D5
FM_GPIO1
A7
A6
FM_GPIO2
FM_GPIO3
G4
H3
BT_VSSANA11
H4
BT_VSSANA12
D2
BT_VSSANA2
BT_VSSANA3
E3
BT_VSSANA4
F1
F2
BT_VSSANA5
BT_VSSANA6
F3
F4
BT_VSSANA7
G1
BT_VSSANA8
G3
BT_VSSANA9
H6
BT_VSSDIG1
H7
BT_VSSDIG2
BT_VSSDIG3
H8
K8
BT_VSSDIG4
L8
BT_VSSDIG5
BT_VSSRF1
C1
C2
BT_RSVR_N
BT_RSVR_RF
M2
BT_TEST1
H2
G2
BT_TEST2
BT_UART_CTS
K6
J6
BT_UART_RTS
BT_UART_RXD
H9
G7
BT_UART_TXD
E6
BT_VDD_CLD
M6
BT_VIO_A
BT_VIO_B
J9
BT_VIO_C
N3
N5
BT_VIO_D
BT_VIO_E
G8
BT_VSSANA1
D1
BT_VSSANA10
E2
E4
BT_HVA5
BT_HVD
N7
BT_LP_CLK
K9
BT_PCM_A
K5
M5
BT_PCM_B
M4
BT_PCM_CLK
N4
BT_PCM_SYNC
BT_REF_CLK_IN
F6
BT_REG_CTRL
J4
K7
BT_RESETN
J1
BT_RFN
BT_RFP
K1
BT_RSVR_CL1
B2
BT_RSVR_CL2
C3
M8
BT_RSVR_D
BT_RSVR_DSM
BT_CLK_REQ_IN_2
J7
BT_CLK_REQ_OUT_1
J8
BT_CLK_REQ_OUT_2
BT_CONFIG_1
L7
BT_CONFIG_2
M7
N6
BT_CONFIG_3
BT_GPIO_0
G9
K4
BT_GPIO_10
K3
BT_GPIO_11
BT_GPIO_16
J3
L3
BT_GPIO_8
BT_GPIO_9
M3
BT_HOST_WAKEUP
E8
BT_HVA1
L2
D3
BT_HVA2
BT_HVA3
E1
BT_HVA4
STLC2593U731
BT_AF_PRG
G6
BT_CLK_REQ_IN_1
E7
F9
C71322p
C719
0.1u
C724
100KR713
1u
DUMMY FEED
VDD_BT
ANT780
0R742
ACC_GP_GPS_PON
RESOUT2_n
PCM_DLD
PCM_ULD
PCM_CLK
PCM_SYNC
ACC_GP_WLAN_RESETn
BT_CLKREQ_n
ANT_SEL_N
BT_TXRX
PTA_BT_STATE
PTA_BT_PRIO
WIFI_TXRX
WIFI_TXRX
BT_TXRX
RESOUT1_n
MCLKSEC
GPS_CNTIN
ACC_GP_GPS_PON
GPS_CNTIN
PTA_WLAN_ACTIVE
ACC_UART3_TX
ACC_SPI_WLAN_CSn
FM_LP
FM_RP
ACC_GP_GPS_PON
ACC_GPS_START
RTCCLK
ACC_UART3_CTS
ACC_GP_GPS_RESETn
ACC_UART3_RTS
ACC_UART3_RX
PTA_BT_STATE
PTA_BT_PRIO
BT_CLKREQ_n
BT_CLK
MCLKSEC
ACC_GP_GPS_PON
ACC_SPI_CLK
ACC_GP_SPI_BT_CSn
RTCCLK
APP_I2C_SCL
APP_I2C_SDA
BT_CLK
FM_ANT
WLAN_SLEEPn
ACC_SPI_MOSI
PTA_WLAN_ACTIVE
ACC_GP_SPI_BT_IRQ
RTCCLK
ACC_SPI_CLK
ACC_SPI_MISO
APP_GP_FM_GPIO2
WLAN_SLEEPn
ACC_GP_WLAN_PWR_DOWNn
ACC_SPI_MOSI
ACC_SPI_MISO
ACC_GP_SPI_WLAN_IRQn
RTCCLK
ACC_GP_WLAN_EN
ANT_SEL_N
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