Receiver & Speaker Trouble - LG GD510 Service Manual

GD510 Operational Description
5.6 Receiver & Speaker trouble
Check Points
-Speaker contact
-Audio amp soldering
C214
1u
BB_SND_R
BB_SND_L
FM_SND_R
FM_SND_L
I2C_SDA
I2C_SCL
EAR_P
EAR_N
SPK_RCV_N
SPK_RCV_P
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C205
1u
A4
C1N
C215
1u
A5
C1P
U202
C223 1u
D1
INA2
MAX9877AEWP_TG45
C206 1u
D2
INA1
C1
INB2
C2
INB1
B2
BIAS
B3
SDA
C3
SCL
R202 8.2
D4
RXIN+
R203 8.2
B4
RXIN-
C208
1u
Receiver & Speaker
C806
39pF
C805 C807 EVLC5S0250
22pF 22pF
VA803
VBAT
FB201
220
MPZ1608S221A
C213
1u
A1
HPR
A2
HPL
D5
OUT+
B5
OUT-
C210
27p
EVLC5S0250
VA804
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5. Trouble shooting
Revision A
HSO_R
HSO_L
SPK_RCV_P
SPK_RCV_N
C211
27p
CN804
1
2
EME2012TP
LGE Internal Use Only
LGE Property