LG GW620 - Page 147

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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
TP1,TP2
TP1
IC1
(MAX9877
AEWP_TG
45)
Speaker Solder
Pads
LCD_FPCB
Speaker FPCB
Connector
TP2
TP1
TP2
MAX9877AEWP_TG45
IC1
D4
C3
B3
B2
C2
C1
D2
D1
INA2
INA1
INB2
INB1
O
BIAS
SDA
SCL
RXIN
10ohmsR108
1UFC15
0.018uFC368
0.018uFC369
C343 0.22uF
C342 0.22uF
7
V
smhoK7.4
LINE_ON
LINE_OP
RCV
_
P
HPH_L
HPH_R
TP1
TP2