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Copyright © 2012 LG Electronics. Inc. All right reserved.
Only for training and service purposes
LGE Internal Use Only
7. CIRCUIT DIAGRAM
C15031
47p
R15005
4.7K
C15025
180p
C15030
27p
C15023
180p
C15020
27p
C15017
47p
1u
C15038
U15003
SSON ,4 ,R/TP ,1.8V 150mA Single LDO ,; ,IC,LDO Voltage Regulator
BU18TD2WNVX
5
3
2
4
1
VOUT
VIN
GND
STBY
PGND
0
R15000
Q15000
1
3
2
G
D
S
Q15001
1
3
2
G
D
S
1u
C15001
C15002
1u
U15000
G1
G2
G3
G4
G5
G6
G7
G8
H1
H2
H3
H4
H5
H6
H7
H8
E1
E2
E3
E4
E5
E6
E7
E8
F1
F2
F3
F4
F5
F6
F7
F8
B8
B7
B6
B5
B4
B3
B2
B1
A8
A7
A6
A5
A4
A3
A2
A1
D8
D7
D6
D5
D4
D3
D2
D1
C8
C7
C6
C5
C4
C3
C2
C1
VDHF GPIO3 GPIO2 IF2 TEST
3
TEST10 SWIO SVD
D
VCO_VD
D
DVSS GPIO1 IF3 TEST
4
EXT_SW_CTRL SIGOU
T
VBAT
GPIO7
IFSEL0
IRQ
PVDD
DVDD
TEST1
RFU1
PMUVCC
GPIO4
GPIO5
GPIO6
IF1
PVSS
TEST2
VEN
SIMVCC
VBAT2
TVDD_OUT
VSS
IFSEL2
IFSEL1
TEST7
AVDD_OUT
XTAL2
VEN_MON
SIGIN
RFU2
TEST5
IF0
GPIO0
AVSS1
XTAL1
TVSS2
TX
2
TX
1
TVSS1
RX
AVSS2 TEST
6
RFU3
TVDD
PMU_GND
ANT2 ANT1 VMI
D
TEST
9
TEST
8
AVDD_in
+3V0_USIM
C15037
10
u
0
R15001
C15008
10n
SENSOR_3.0V
1u
C15009
C15010
1u
U15005
AMI306
10
9
5
4
6
3
7
2
8
1
AVDD
DRDY
GND
SCL
VREG
VPP
IN
T
SD
A
ADDR
DVDD
C15013
10n
U15004
25
21
20
22
19
23
24
18
17
9
8
10
7
11
6
12
5
13
4
14
3
15
2
16
1
CLKI
N
NC7
NC1
NC6
NC2
NC5
NC3
VD
D
NC4
INT
AUX_DA
FSYNC
AUX_CL
REGOUT
VLOGIC
AD0
NC8
GN
D
SDA
SCL
RESV1
CLKOUT
CPOUT
RESV2
NC9
TP15002
SENSOR_3.0V
SENSOR_1.8V
TP15000
TP15001
10p
C15034
VBAT
NFC_VBAT
+1V8_TPS_VIO
C15039
1u
0.1u
C15011
C15014
2.2n
50V
0.1u
C15012
1K
R15004
NFC_VBAT
NFC_VBAT
VSIM_2.9V
C15026
0.1u
+1V8_TPS_VIO
+1V8_TPS_VIO
C15032
0.1u
L1500
1
560n
C15018
0.1u
L15000
560n
470n
C15035
10p
C15033
C15036
1n
C15029
1u
+1V8_TPS_VIO
C15040
1n
+1V8_TPS_VIO
27.12MHZ
X15000
XRCGB27M120F3M10R0
4
2
3
1
IN/OUT1
IN/OUT2
FLOAT1
FLOAT2
R15003
1M
1M
R15002
C15019
1u
1u
C15004
VBAT
PROXI_3.0V
1u
C15003
VBAT
C15024
1u
SENSOR_3.0V
+1V8_TPS_VIO
SSON,4,R/TP,3.0V 150mA Single LDO,IC,LDO Voltage Regulator
BU30TD2WNVX U15002
5
3
2
4
1
VOUT
VIN
GND
STBY
PGND
SSON,4,R/TP,3.0V 150mA Single LDO,IC,LDO Voltage Regulator
BU30TD2WNVX U15001
5
3
2
4
1
VOUT
VIN
GND
STBY
PGND
C15005
1u
SENSOR_1.8V
VBAT
C15006
1u
GND
USIM_DATA
SENSOR_LDO_EN
+1V8_TPS_VIO
PROXI_LDO_EN
GEN1_I2C_SDA
GEN1_I2C_SDA
GEN1_I2C_SDA
GEN1_I2C_SCL
GEN1_I2C_SCL
GEN1_I2C_SCL
NFC_VEN
COMPASS_READY
SENSOR_LDO_EN_2
NFC_SWP
NFC_ANT_FEED_1
NFC_ANT_FEED_0
SENSOR_INT
NFC_IRQ
NFC_MODE
NFC_RX
NFC_RX
NFC_TX1
NFC_TX1
NFC_TX2
NFC_TX2
PF2
PF2
NFC_VMID
NFC_VMID
PF1
PF1
X5R, 10%
GYRO+MOTION SENSOR
X5R, 10%
Compass Sensor
SENSOR LDO
NFC