Only For Training And Service Purposes - LG KS10 Service Manual

3. TECHNICAL BRIEF
Audio Codec(WM8753) BLK
C222 1u
A2
WM_HPH_R LINE1
C224 1u
A1
WM_HPH_L LINE2
C225 1u
B1
WM_RXP RXP
C226 1u
C2
WM_RXN RXN
A3
ACIN
B3
ACOP
D2
WM_MIC1N MIC1N
C1
WM_MIC1P MIC1
E2
WM_MIC2N MIC2N
D1
WM_MIC2P MIC2
B4
WM_MICBIAS MICBIAS
C234
4.7u
C235
4.7u
AU_19.2M
WM_AVDD
Audio Amp for loud Speaker
C262
WM_ROUT2
0.068u
SPK_AMP_EN
C267
WM_LOUT2
0.068u
LGE Internal Use Only
WM_DVDD WM_AVDD
OUT4
OUT3
LOUT1
U202 MONO2
WM8753LEB-RV MONO1
ROUT1
LOUT2
ROUT2
C236
4.7u
WM_DVDD
C261
NA
R229
R230
10K
U208 TPA6205A1DRBR
1
_SHUTDOWN
2
BYPASS
3
IN+
C266
4
0.22u IN-
R232 68K
R233
C268 NA
10K
SPEAKER AMP
- 66 -
E9
E8
D8
1u C229
B7
WM_MONO2
1u C230
B6
WM_MONO1
D9
WM_ROUT1
A9
WM_LOUT2
B9
WM_ROUT2
100K R213
100K R214
100K R215
68K
6
VDD
8
VO- SPKL-
5
VO+ SPKL+
7
GND
9
PGND
Copyright © 2007 LG Electronics. Inc. All right reserved.
R209
RECEIVER--
NA
AP_VDD_CAM_1.8V
C223
NA
R211
RECEIVER+
0
C227
10p
R212
RECEIVER-
0
WM_LOUT1
AP_+VPWR
C263
2.2u

Only for training and service purposes