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Copyright © 2011 LG Electronics. Inc. All right reserved.
Only for training and service purposes
LGE Internal Use Only
7. CIRCUIT DIAGRAM
C303
0.1u
V_POWERRAIL
u1
05
3
C
u1
84
3
C
1u
C352
R348
0
10K
R335
FL301
IN
OUT
GND1 GND2
R301
1M
Q308
5
3
2
4
1
VOUT
EN
GND
VIN
D
N
G
P
D300
2
3
1
A1
C
A2
R307
1K
V_AC
V_AC
20
3
R
M1
Q302
D
G
S
C361
1u
Q304
D
G
S
23
3
R
K0
02
52
3
C
u1
11
3
DZ
50
3
C
u0
1
R347
0
43
3
R
K0
01
40
3
C
u1.
0
n0
74
06
3
C
VDD_1V8
V_USB
60
3
C
u0
1
21
3
DZ
00
3T
A
B
2
V
2
V
_
D
D
V
30
FB301
40
3
R
00
3
V_POWERRAIL
V_POWERRAIL_PMIC
01
3
R
K0
74
92
3
C
u1
C308
10u
51
3
R
K0
01
61
3
R
K0
01
L301
1.5u
L300
2.2u
V_AC
V_USB
U301
K12
4
F
9
L
9
M
9
N
8
K
8
L
8
M
1
1
N
9
K
0
1
N
3
1
H
2
1
H
1
1
H
0
1
M
3
1
J
1
1
K
2
1
J
1
1
J
3
1
K
3
A
1
1
C
3
1
B
2
1
B
1
1
B
3
1
A
2
1
A
1
1
A
K4
K3
N1
M2
M1
L3
C8
B8
A8
E12
C9
B9
A9
C10
B10
A10
F3
F2
F1
C6
G2
G1
H3
H2
H1
G3
E3
E2
E1
C4
D2
D1
D3
C3
C2
C1
B1
A1
L13
L12
N12
M12
L11
N13
M13
M7
N8
D6
K6
C5
B5
A4
J10
L6
M5
N5
B6
B7
A6
L7
N7
A7
H10
K1
K2
G4
J1
G13
G12
G11
G10
F13
F12
F11
E13
D13
D12
D11
C13
C12
6
N
6
M
1
L
5
A
4
B
4
N
4
M
3
N
3
M
7
D
3
B
2
B
2
L
7
C
1
1
M
4
D
0
1
E
1
1
E
0
1
F
2
A
3
J
4
J
0
1
L
2
J
4
H
K
L
C
S
T
A
D
S
T
N
I
_
T
A
D
S
P
K
L
C
S
P
T
S
R
_
T
O
H
_
N
E
0
M
S
N
E
1
M
S
N
E
C
N
Y
S
C
T
R
O
N
_
R
E
W
O
P
O
N
_
K
2
3
T
U
O
T
A
T
S
_
G
H
C
E
M
U
S
E
R
N
E
4
O
D
L
K
2
3
V
1
O
I
P
G
2
O
I
P
G
3
O
I
P
G
4
O
I
P
G
G
P
0
M
S
G
P
1
M
S
G
P
4
O
D
L
1
L
A
T
X
2
L
A
T
X
AC1
AC2
AC3
AC4
AC5
USB1
USB2
USB3
USB4
BAT1
BAT2
BAT3
BAT4
VIN_LDO678
LDO6
LDO7
LDO8
RTC_OUT
LDO5
VIN_LDO4
LDO4
VIN_LDO23
LDO2
LDO3
VIN_LDO01
LDO0
LDO1
AGND1
AGND3_1
AGND3_2
AGND3_3
DGND1
DGND2DT
VIN_LDO9
LDO9
L3_1
L3_2
SM3
SM3_SW
FB3
PGND3_1
PGND3_2
VIN_SM0_1
VIN_SM0_2
VIN_SM0_3
VIN_SM0_4
VIN_SM0_5
VIN_SM0_6
L0_1
L0_2
SM0
PGND0_1
PGND0_2
PGND0_3
VIN_SM1_1
VIN_SM1_2
VIN_SM1_3
VIN_SM1_4
L1_1
L1_2
SM1
PGND1_1
PGND1_2
PGND1_3
VIN_SM2_1
VIN_SM2_2
VIN_SM2_3
L2_1
L2_2
L2_3
SM2
PGND2_1
PGND2_2
PGND2_3
ANLG2
ANLG1
ANLG3
COMP
ADC-REF
AGND2
1
S
Y
S
2
S
Y
S
3
S
Y
S
4
S
Y
S
5
S
Y
S
6
S
Y
S
7
S
Y
S
R
E
W
O
P
O
N
T
6
D
D
V
A
2
V
2
V
5
2
V
1
F
E
R
V
T
E
S
I
S
T
S
A
I
B
S
T
V
1
G
H
C
_
N
I
V
2
G
H
C
_
N
I
V
3
G
H
C
_
N
I
V
M
W
P
_
D
E
L
M
W
P
M
W
P
_
G
I
D
2
E
U
L
B
2
N
E
E
R
G
2
D
E
R
1
E
U
L
B
1
N
E
E
R
G
1
D
E
R
2
M
W
P
_
G
I
D
SM3IG
U301
N2
L5
L4
K10
K7
K5
J9
J8
J7
J6
J5
H9
H8
H7
H6
H5
G9
G8
G7
G6
G5
F9
F8
F7
F6
F5
E9
E8
E7
E6
E5
E4
D10
D9
D8
D5
HSK1
HSK2
HSK3
HSK4
HSK5
HSK6
HSK7
HSK8
HSK9
HSK10
HSK11
HSK12
HSK13
HSK14
HSK15
HSK16
HSK17
HSK18
HSK19
HSK20
HSK21
HSK22
HSK23
HSK24
HSK25
HSK26
HSK27
HSK28
HSK29
HSK30
HSK31
HSK32
HSK33
HSK34
HSK35
HSK36
R331
10K
VDD_V2V2
C301
470n
C302
10u
2.2u
C300
V_POWERRAIL
C319
10u
10u
C318
V_SM0_1V2
VDD_3V3
10u
C332 C333
10u
V_SM1_1V0
V_POWERRAIL
ZD308
V_POWERRAIL_PMIC
0.1u
C356
C344
4.7u
FC-135_32.768KA-AC3
X300
32.768KHz
2
1
V_POWERRAIL_PMIC
2.2u
C340
V_LDO0_3V3
V_LDO1_1V1
2.2u
C342
2.2u
C343
2.2u
C335
V_POWERRAIL_PMIC
V_LDO2_1V2
V_LDO3_3V3
C336
2.2u
2.2u
C337
V_POWERRAIL_PMIC
V_LDO4_1V8
2.2u
C334
2.2u
C331
V_POWERRAIL_PMIC
C316
2.2u
V_LDO5_2V85
2.2u
C327
2.2u
C324
V_LDO8_1V8
V_LDO7_3V3
2.2u
C320
2.2u
C317
V_LDO6_2V85
C326
2.2u
V_LDO9_2V85
u2.
2
21
3
C
11
3
C
u2.
2
V_LDO4_1V8
10K
R317
8
V
1
_
4
O
D
L
_
V
2
V
2
V
_
D
D
V
8
V
1
_
4
O
D
L
_
V
00
3P
T
0.1u
C349
10
3P
T
04
3
R
K5
7
V_POWERRAIL
90
3
DZ
C357
1u
C358
1u
10
3
Q
7
8
4
3
5
2
6
1
1
D
4
D
2
D
3
D
G
1
S
2
S
5
D
30
3
Q
7
8
4
3
5
2
6
1
1
D
4
D
2
D
3
D
G
1
S
2
S
5
D
1K
R322
C313
4.7u
90
3
R
K2
80
3
R
K0
01
Q306
7
8
4
3
5
2
6
1
1
D
4
D
2
D
3
D
G
1
S
2
S
5
D
R342
100K
C314
10u
C315
10u
C328
10u
C330
10u
ZD307
60
3
DZ
U2
5
4
6
3
7
2
8
1
IN
_EN3
GATE
_EN2
GND
_EN1
OVP
_FLT
K0
15
30
3
R
C345
2.5p
K0
11
50
3
R
C346
2.5p
ANT300
ANT301
ANT302
ANT303
ANT304
Q305
5
3
2
4
1
VOUT
EN
GND
VIN
D
N
G
P
V_POWERRAIL
CN300
GB042-20S-H10-E3000
11
10
12
9
13
8
14
7
15
6
16
5
17
4
18
3
19
2
20
1
01
3
DZ
21
3
R
K7
4
L
C
S
_
C
2
I
_
R
W
P
A
D
S
_
C
2
I
_
R
W
P
N
_
T
N
I
_
R
W
P
Q
E
R
_
R
W
P
_
U
P
C
Q
E
R
_
R
W
P
_
E
R
O
C
0
2
T
_
N
_
T
E
S
E
R
_
S
Y
S
2
K
L
C
_
K
2
3
_
U
M
P
E
M
U
S
E
R
N
_
T
S
R
_
T
O
H
HOOK_ADC
S
Y
S
_
O
I
D
D
V
_
G
P
D
E
R
_
D
E
L
N
E
E
R
G
_
D
E
L
E
U
L
B
_
D
E
L
UAC_IN
BAT_THM
CRADLE_DET
CRADLE_DET
CRADLE_DET
CRADLE_DET_1V8
CRADLE_USB_ID
DCIN
DCIN
POGO 5 Pin
T20 GND
0.7mm
1.65 V
PMIC, POWER RAIL
470K
DC JACK
For Core
For CPU
0.7mm
CRADLE AC
CRADLE DETECT
CRADLE USB ID
CRADLE GND
CRADLE V_USB
2.2mm
2.0mm
2.0mm
m
m
7
.
0
2.0mm
2.0mm
2.0mm
2.0mm
Over 3mm
ADC Voltage
R312
m
m
3
r
e
v
O
Over 3mm
Over 3mm
Over 3mm
Over 3mm
47K
0.30 V
75K
0.45 V
Rev.C
Board Revision
Rev.A&B
Rev 1.0
0.58 V
100K
Rev.D
Rev.E
130K
0.72 V
1.05 V
220K
Rev.F
Rev.G
180K
0.91 V
1.20 V
Rev.H
270K
330K
Rev.I
1.36 V
Resistor Table for Main Board Revision
Rev 1.1
560K
1.79 V
0.58 V
100K
Rev 1.2
0.30 V
47K
Rev 1.3