4. TROUBLE SHOOTING
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Copyright © 2012 LG Electronics. Inc. All right reserved.
Only for training and service purposes
LGE Internal Use Only
U200
TP2
C707
C706
IC705
600
FB703
C741
10u
VBAT
1n
C708
600
FB702
1n
C709
0.47u
C706
C711
33n
C707
0.47u
2.2u
C714
u2.
2
71
7
C
u2.
2
61
7
C
u2.
2
51
7
C
C713
33n
VREG_MSME_1.8V
C700
0.1u
C701
2.2u
IC700
3
D
1
C
2
E
2
A
C2
B2
B4
A4
B3
E1
A3
D1
A1
C3
B1
E4
E3
C4
4
D
2
D
D
D
V
P
H
D
D
V
P
S
IN3-
OUT+
OUT-
HPL
IN3+
HPR
CP
IN1+
CN
IN1-
IN2+
IN2-
SDA
SCL
S
AI
B
D
D
V
P
C
S
S
V
P
C
D
N
G
VREG_MSME_1.8V
31
7
R
K7.
4
21
7
R
K7.
4
HPH_L
HPH_R
AUDIO_I2C_SCL
AUDIO_I2C_SDA
SPK_N
SPK_P
EAR_L
EAR_R
LINE_OP
LINE_ON
Audio Sub System
TP2