AOC 198PW Service Manual page 38

19” lcd tv
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19" LCD TV
+5VSB
Power connector
R386 0Ω 1/4W
CN101
1
1
+
C304
2
2
C306
C307
470uF/16V
3
3
0.068uF
0.1uF
4
4
5
5
6
R387 0Ω 1/4W
6
7
7
8
8
9
9
10
10
11
11
12
12
CONN
+12V
Q129
1
8
S
D
2
7
1
S
D
3
6
2
S
D
4
5
3
G
D
+
4
R374
C310
C380
AO4411
20 KOHM +-5% 1/10W
1uF/25V
470uF/16V
U705
Power
5
ADJ
R375
USB
R343
6
PWR GND
1KΩ 1/10W
30KΩ 1/10W
C315
7
PGATE
0.001uF
8
VIN
LM3485
SCA_PWR
Q130
R376
PMBS3904
10K 1/10W
+5V
+5V
+3.3V for
analog
+3.3V_AVDD
3
VIN
2
VOUT
1
ADJ(GND)
U711
C381
AP1117D33LA
+
470uF/25V
C321
C322
0.1uF
0.1uF
L147
+3.3V_AVDD
+AVDD_DVI
+3.3V
+AVDD_PLL2
pin 4,pin 10
L148
1
2
pin 109
60 OHM
120 OHM
+3.3AVDD for
C325
C326
C327
C328
C329
+3.3V for
AVDD_DVI
10uF
0.1uF
0.1uF
10uF
0.1uF
AVDD_PLL2
+3.3V_AVDD
L150
+AVDD_PLL
pin 12
1
2
600 OHM
C338
C339
+3.3AVDD for
AVDD_PLL
10uF
0.1uF
+3.3V
L152
+AVDD_MPLL
pin 204
1
2
600 OHM
L154
+3.3V_AVDD
+AVDD_ADC
C350
+3.3V for
pin 17,pin 34
1
2
10uF
VDD_MPLL
60 OHM
+3.3AVDD
C359
C360
C361
for
10uF
0.1uF
0.1uF
AVDDA
+5V
R101
+12V
10KΩ 1/10W
R326
C101
Q101
ON_PBACK
ON_PBACK 7
0.1uF
PMBS3904
+5V
4.7KΩ 1/10W
R330
1KΩ 1/10W
R332
BKLT-EN
BKLT-PWM
+12V
R336
1KΩ 1/10W
C309
Q118
ADJ_PWM
ADJ_PWM 5
1uF/25V
PMBS3904
4.7KΩ 1/10W
CLOSE TO USB
+5VUSB
Q120
L145
8
22uH
S
D
7
S
D
6
S
D
5
D138
D139
G
D
R338
+
C311
C312
SSM54PT
SSM54PT
22Ω 1/10W
470uF/16V
0.001uF
AO4411
R340
C313
62KΩ 1/10W
0.001uF
C314
0.001uF
4
FB
3
NC
2
GND
1
ISENSE
R344
20 KOHM +-5% 1/10W
C316
NC
Scaler Power
+3.3V for
+AVDD_ADC
+AVDD_ADC
+AVDD_DVI
digital
+AVDD_DVI
+3.3V
+AVDD_MPLL
+AVDD_MPLL
+AVDD_PLL
+AVDD_PLL
3
+AVDD_PLL2
+AVDD_PLL2
VIN
2
+VDDM
VOUT
+VDDM
1
+VDDP
ADJ(GND)
+VDDP
+VDDC
+VDDC
U712
+3.3V
+3.3V
AP1117D33LA
C320
C319
+
0.1uF
C323
470uF/25V
0.1uF
+2.5V for code power
+5V
+3.3V
L149
+VDDP
U710
pin 66,pin 162,pin 182
1
2
3
2
Vin
Vo2
600 OHM
C386
C387
C330
C331
C332
C333
+3.3V for
0.1uF
0.1uF
10uF
0.1uF
0.1uF
0.1uF
VDDP
C334
+
C336
AIC1084-25PM
47uF/25V
0.1uF
+3.3V(SDRAM) for VDDM
+2.5V
L151
+VDDC
pin 49,pin 63,pin 79,pin 131,pin
+3.3V
L153
+VDDM
pin 86,pin 102,pin 113,pin 125,pin
156,pin 173,pin 185,pin 195
139,pin 154
1
2
1
2
300 OHM
C341
C342
300 OHM
+
C340
47uF/25V
C351
C352
C353
C354
0.1uF
0.1uF
C355
C356
C357
C358
0.1uF
10uF
0.1uF
0.1uF
0.1uF
0.1uF
0.1uF
0.1uF
L142
Q117
1
8
S
D
22uH
2
7
R325
S
D
3
6
D136
D137
22Ω 1/10W
S
D
C298
4
5
SSM54PT
SSM54PT
1uF/25V
G
D
R328
62KΩ 1/10W
AO4411
C302
C303
0.001uF
+
470uF/16V
U704
5
4
ADJ
FB
6
3
R331
PWR GND
NC
R333
7
2
20KΩ 1/10W
PGATE
GND
39KΩ 1/10W
C308
8
1
VIN
ISENSE
0.001uF
LM3485
7
VD_PWR
INRUSH CURRENT SOLUTION
+12V
+12V
+5VSB
Panel Power
R396
R399
R?
10KΩ 1/10W
FDS9435A
R?
NC
10KΩ 1/10W
NC
+5VUSB
10
R346
R347
R400 0Ω 1/10W
10KΩ 1/10W
ON_PANEL
Q122
7
ON_PANEL
PMBS3904
4.7KΩ 1/10W
Q?
C395
R?
C?
NC
0.0022uF
NC
NC
+5V
R378
VIDEO
1KΩ 1/10W
Power
Q132
AU_PWR
R379
10KΩ 1/10W
NC
+12V
+AVDD_ADC 5
+AVDD_DVI 5
R348
+AVDD_MPLL 5
1KΩ 1/10W
+AVDD_PLL 5
Audio Power
+AVDD_PLL2 5
+VDDM
5
+VDDP
5
+VDDC
5
R349
Q124
+3.3V
6
AU_PWR
7
AU_PWR
PMBS3904
10KΩ 1/10W
+12V
+2.5V
Air Lonic power
R351
1KΩ 1/10W
+
C335
C337
470uF/25V
Q126
0.1uF
AIR_PWR
7
AIR_PWR
R352
10KΩ 1/10W
PMBS3904
R353 1KΩ 1/10W
+12V
C343
C344
C345
C346
C347
C348
R354
Tuner power
1KΩ 1/10W
0.1uF
0.1uF
0.1uF
0.1uF
0.1uF
0.1uF
R355
SCA_PWR
Q128
7
SCA_PWR
PMBS3904
10KΩ 1/10W
38
+5V
Q116
1
8
S
D
2
7
S
D
3
6
S
D
4
5
C297
+
G
D
470uF/16V
C301
R327
C296
0.1uF
C300
+
20KΩ 1/10W
AO4411
0.001uF
470uF/16V
C305
STB
NC
R334
Power
1KΩ 1/10W
R337
VD_PWR
Q119
PMBS3904
10KΩ 1/10W
Panel_Power 5
MCU5V
Q121
MCU5V
7
C394
0.1uF
R339 0Ω 1/4W
+5VSB
C396
+
R402
470uF/25V
10KΩ 1/10W
+12V
NC
R341
VD_5V
R377 0Ω 1/4W
VD_5V
4
Q131
AO3401/NC
C379
NC
AU_12V
AU_12V
AU_12V
8,9
Q123
AO3401
C318
0.1uF
R350
cancel 20061106 dan.li
1KΩ 1/10W
AIR_12V
L156
CN114
1
2
1
Q125
2
AO3401
300 OHM
C?
C324
0.1uF
10uF
CONN
TUNER_12V
TUNER_12V
TUNER_12V 4
Q127
AO3401
C349
0.1uF
R356
1KΩ 1/10W
Title
<Title>
Size
Document Number
Custom
<Doc>
Date:
Saturday , December 09, 2006
AOC 198PW
+5V
3,8
C299
0.001uF
Rev
<Rev Code>
Sheet
3
of
11

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