20’’ LCD TV Color Monitor AOC L20W431
56
PGND
+12V
STANDBY
MUTE1
C611
1n
R659
120K 1/16W
R403
47k
C609
1uF/16V
R441
10k NC
C605
1uF/16V
AGND
R442
10k NC
LO
U
T
+
LOUT-
Q401
MMBT3904
1
3
2
R646
1k
FB608
R668
10K 1/16W
AGND
RO
U
T
+
MOR
MUTE1
L602
300 OHM
AGND
LOUT+
R669
10K 1/16W
STANDBY
C621
0.001uF
12VA
+
C696
220uF/16V
PGND
L603
300 OHM
C683
0.01uF
AGND
CN604
5PIN/2.0mm
1
2
3
4
5
PHONE_L
AGND
R653
100K 1/16W
C622
0.001uF
ASTB
CN602
R SPEAKER
1
2
R672
NC
C608
1uF/16V
+5V
R405
100k
MODE
AVDD
C682
0.1uF
R665
10K 1/16W
PGND
PGND
PHONE_R
C691
1n
12VA
AVDD
AGND
R666
10K 1/16W
C606
1uF/16V
PGND
C688
NC
12VA
CN603
L SPEAKER
1
2
3
EMI
R658
15K 1/16W
C634
1uF/16V
PGND
C690
NC
U606
TPA3002D2
1
2
3
4
5
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
6
7
8
9
10
11
12
/SD
RINN
RINP
V2P5
LINP
BS
LN
PV
C
C
L
PV
C
C
L
LO
U
T
N
LO
U
T
N
PG
N
G
L
PG
N
G
L
LO
U
T
P
LO
U
T
P
PV
C
C
L
PV
C
C
L
BS
LP
VCLAMPL
AGND
ROSC
COSC
AVdd
AGND
VAROUTL/NC
VAROUTR/NC
AVcc
MUTE
MODE_OUT/NC
VCLAMPR
BS
R
P
P
V
CCR
P
V
CCR
RO
UTP
RO
UTP
PGN
G
R
PGN
G
R
RO
UTN
RO
UTN
P
V
CCR
P
V
CCR
BS
R
N
LINN
AVddREF
VREF
VARDIFF/AGND
VARMAX/AGND
VOLUME
REFGND
MOL
C625
0.01uF
C679
220pF
GND
LO
U
T
-
MUTE
R651
4.7K 1/16W
R657
0 1/8W
C602
0.1uF
TO POWER PAD
R404
47k
R652
24K 1/16W
PGND
LOUT-
AGND
RO
U
T
-
R661
120K 1/16W
+
C697
220uF/16V
R655
0 1/8W
C629
0.01uF
PGND
R674
NC
Q402
MMBT3904
1
3
2
R407
100k
ROUT-
PHONE_L
ROUT+
R660
NC
C693
1uF/16V
C694
0.47uF/16V
R654
0
12VA
AUDIO_MODE
R656
0 1/8W
R671
NC
C620
0.1uF/16V
GND
LOUT+
R647
NC
C687
0.001uF
FB609
C685
NC
AUDIO AMP
B
A2
14
14
Thursday , April 06, 2006
Title
Size
Document Number
Rev
Date:
Sheet
of
C680
0.01uF
+
C624
10uF/25V
R648
0 1/16W
C630
1uF/16V
AGND
U607
TPA6110A2DGNR
1
2
3
4
5
6
7
8
BYP
GND
SD
IN2
VO2
VDD
VO1
IN1
R673
NC
C626
0.1uF
R662
10K 1/16W
R667
10K 1/16W
12VA
+
C603
470uF/16V
C698
NC
C627
0.1uF
R644
1k
+
C604
470uF/16V
L601
300 OHM
Mode_out
+
C692
10uF/25V
R670
10K 1/16W
12VA
PHONE_R
ROUT+
C628
0.1u
C610
1uF/16V
AGND
C695
1uF/16V
GND
R664
10K 1/16W
+
C684
10uF/25V
MODE
R675
NC
ZD3
1N5819
1
2
AVDD
AGND
L604
300 OHM
AVDD
C689
NC
R643
1K 1/16W
C623
NC
R663
10K 1/16W
R650
4.7K 1/16W
C686
0.001uF
R645
NC
ROUT-
PGND
12VA
EMI
C681
0.1uF
C631
0.1uF
C632
0.1uF
Содержание L20W431
Страница 20: ...20 LCD TV Color Monitor AOC L20W431 20 6 Remove the 15 screws to remove the bezel ...
Страница 21: ...20 LCD TV Color Monitor AOC L20W431 21 7 Remove the ten screws to remove the main frame ...
Страница 22: ...20 LCD TV Color Monitor AOC L20W431 22 ...
Страница 29: ...20 LCD TV Color Monitor AOC L20W431 29 7 PCB Layout 7 1 Main Board ...
Страница 30: ...20 LCD TV Color Monitor AOC L20W431 30 ...
Страница 31: ...20 LCD TV Color Monitor AOC L20W431 31 7 2 Power Board ...
Страница 32: ...20 LCD TV Color Monitor AOC L20W431 32 ...
Страница 33: ...20 LCD TV Color Monitor AOC L20W431 33 7 3 Tuner Board ...
Страница 34: ...20 LCD TV Color Monitor AOC L20W431 34 ...
Страница 35: ...20 LCD TV Color Monitor AOC L20W431 35 ...
Страница 36: ...20 LCD TV Color Monitor AOC L20W431 36 7 4 IR Board ...
Страница 37: ...20 LCD TV Color Monitor AOC L20W431 37 7 5 Earphone Board 7 6 Key Board 715T1822 2 ...
Страница 57: ...20 LCD TV Color Monitor AOC L20W431 57 10 Exploded View ...