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LGE Internal Use Only
Copyright © 2009 LG Electronics. Inc. All right reserved.
Only for training and service purposes
4. TROUBLE SHOOTING
Copyright © 2008 LG Electronics. Inc. All right reserved.
Only for training and service purposes
LGE Internal Use Only
CIRCUIT
AUDIO AMP
EUSY0360201
C651
1u
2.2u
C658
C650
1u
C653
0.1u
VBAT
C659
27p
C656
2.2u
1u
C646
B3
SCL
SDA
B2
VDDA
B1
B4
VDDLS
VO_LDO
D2
VSSCP
C4
C3
BYPASS
CIN
D3
D4
CIP
GND
A2
E4
GND_CP
A1
I2CVDD
LIN
C1
E3
LOUT
A4
MONO+
A3
MONO-
E1
MONO_IN-
D1
RIN
C2
E2
ROUT
LM49150TLX
U603
1u
C647
2V93_VEXT
C644
1u
1u
C652
1u
1u
C643
C648
27p
C660
C649
1u
C655
2.2u
C645
0.1u
C657
0.1u
C654
2.2u
SPK_P
SPK_N
HP_ROUT
HP_LOUT
SPK_RCV_P
SPK_RCV_N
EXT_SPK_L
I2C_SCL
I2C_SDA
EXT_SPK_R
MM_L
FM_L
FM_R
MM_R
RCV_N
RCV_P
Audio Filter & PAD
VA100
EVLC18S02015
C103
CN102
EMS1812TVC1P
SUSY0027501
1
2
47p
100p
C100
C104
47p
EVLC18S02015
VA101
SPK_RCV_N
SPK_RCV_P
TP1
TP5
TP3
TP4
TP2