AOC 198PW, Service Manual

Page: 38 / 80

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