LG -A230 Service Manual page 106

CIRCUIT
HS_OUT_R
HS_OUT_L
HS_JACK_DET
HS_GND
HS_MIC_N
HS_MIC_P
HS_HOOK_DET
LGE Internal Use Only
VDD_IO_1V8
Q200
R201
S
1M
2
D
3
G
VDD_IO_1V8
1
EQFP0000101
R239 100K
R203
R240
DNI
10
VA208
SEVY0005101
R241 R242
ICVL0518050FR
DNI DNI
C227
2.2u
C231 22n
C232
DNI
C235 22n
C228 C229
10n 10n
VDD_IO_1V8
U202
5
VIN-
4
1
VCC
OUT 3 VIN+
GND
2
NCS2200SQ2T2G
EUSY0250501
BAT_TEMP
C128
FM_ANT
FOR TMUS C208 DNI
C204
FM_ANT
1n
ZD200
L200 C208
100n 27p
HS_GND
R246 20
FB200
R247 20
FB201
FB203
ZD201
VA200 VA201
EDTY0010101
VHS_MIC
R215
2.2Kohms
FB205
R216
1K
VA202
R222 100
R237
100K
N14 M0
T13
M1
R13
M2
4.7n
N13
VDD_FMR
M12
FMRIN
M13
FMRINX
T17
CP1
R17
CP2
- 106 - Copyright © 011 LG Electronics. Inc. All right reserved.
4. TROUBLE SHOOTING
C264 150p
M6
1800 2
M1
1800 3
M4F
4
M3
1800 5
M4
6
M5
1
J200
JAM3333-F32-7F
ENJE0008001
1800
Only for training and service purposes