27’’ LCD TV AOC L27W431
50
9.3 Tuner Board
CH_SEL4
2
+
C144
10uF/16V
COMP_PB1
COMP_PB1
C140
68pF
CN104
CONN
1
2
3
4
5
6
SC1
3,4
R138
75
Ω
1/10W
5V_A
HDMI_L
4
C133
68pF
C
152
22pF
+
C147
10uF/16V
R156
75
Ω
1/10W
AGND
PC_R
4
L126
300 OHM
L125
80 OHM
AV2_R_S
R142 100 1/16W
L124
600 OHM
C166
330pF
AV_1
2
COMP_AL1
SVIDEO_Y
AV_2
LINE_O_R
4
R147 100 1/16W
+
C149
10uF/16V
R134
1K 1/16W
C
151
22pF
I_DVD_AR1
AV1_R1
SVIDEO_Y
DVD
switch
J101
JACK
2
3
1
4
5
6
7
8
9
COMP_AR1
1
SC1
3,4
AGND
AGND
AV_2
+
C136
10uF/16V
COMP_R1
+
C146
10uF/16V
1
J102
JACK
2
3
5
6
8
9
1
4
7
AGND
SD1
3,4
A_1_L
4
VIDEO_OUT
2
L113
120 OHM
1
2
C143
68pF
CH_SEL2
C163
0.1uF
L100
120 OHM
1
2
CH_SEL1
0
L112
120 OHM
1
2
R153
0
Ω
1/8W
AGND
R_OUT
4
AV_2
2
COMP_Y1
COMP_R1
PC_L
4
L_OUT
4
COMP_PR1
D100
LL4148-GS08
C
139
470pF
R
150
NC
AGND
LINE_O_L
4
AGND
8V
AV1_R
L127
300 OHM
R
149
NC
AV2_R1
+
C134
10uF/16V
0
AV_1
2
COMP_Y 1
AV2_L_S
L118
120 OHM
1
2
R131
10K 1/16W
J100
CONN
2
4
6
8
10
12
14
16
18
20
22
24
26
28
30
32
34
36
1
3
5
7
9
11
13
15
17
19
21
23
25
27
29
31
33
35
R155
75 1/16W
0
T2275-A-X-X-1-061109
A
01 I/O Connect
A3
1
1
Thursday , Nov ember 09, 2006
Title
Size
Document Number
Rev
Date:
Sheet
of
AGND
12V_T
SVIDEO_C
CH_SEL2
AV2_L_S
C132
68pF
A_1_R
4
J103
JACK
2
4
7
9
12
14
3
8
13
5
10
15
1
6
11
TUNER_OUT
3
R132
0
Ω
1/8W
C137
68pF
TPV(Top victory) Electronics Co.,ltd.
AGND
AGND
AGND
CVBS_SEL_1
2
R145
100 1/16W
AV2
HDMI_R
4
C135
470pF
U105
PCA9554PW
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
A0
A1
A2
I/O0
I/O1
I/O2
I/O3
VSS
I/O4
I/O5
I/O6
I/O7
INT
SCL
SDA
VDD
I_DVD_AL1
COMP_PR1
0
C
150
22pF
AV2_L
C131
470pF
L123
600 OHM
RN101
47K 1/16W
1
2
3
4
8
7
6
5
AV_2_S
C141
68pF
+
C162
10uF/16V
CH_SEL1
AV_1
CH_SEL3
2
L119
120 OHM
1
2
AV2_L1
1
AV1
AV1_L1
C142
68pF
AGND
R146 100 1/16W
L117
600 OHM
1
2
AV1_L
C1
38
470pF
U100
SVIDEO_C
RN102
47K 1/16W
1
2
3
4
8
7
6
5
R137
75
Ω
1/10W
AGND
COMP_L1
OPTION
AGND
CH_SEL2
AGND
CH_SEL1
L121
600 OHM
R
151
NC
R154
0
Ω
1/8W
SD1
3,4
L111
600 OHM
1
2
AV_2
2
R140
100 1/16W
L115
600 OHM
1
2
U100
74HC4052D
12
14
15
11
1
5
2
4
6
10
9
13
3
16
8
7
X0
X1
X2
X3
Y0
Y1
Y2
Y3
EN
A
B
X
Y
VDD
GN
D
VEE
+
C145
10uF/16V
A_I
AV2_R
R133
10K 1/16W
1
AV_2_S
L120
120 OHM
1
2
L122
600 OHM
COMP
COMP_L1
RN100
47K 1/16W
1
2
3
4
8
7
6
5
C
153
22pF
AGND
AGND
RN103
47K 1/16W
1
2
3
4
8
7
6
5
AGND
5V_A
AGND
AGND
L116
120 OHM
1
2
+
C148
10uF/16V
C167
330pF
C165
68pF
R144 100 1/16W
AGND
AV2_R_S
L114
600 OHM
1
2
R139 10K 1/16W
Содержание L27W431
Страница 5: ...27 LCD TV AOC L27W431 5 2 Operations Instructions 2 1 The Use of Remote Control ...
Страница 29: ...27 LCD TV AOC L27W431 29 7 PCB Layout 7 1 Main Board ...
Страница 30: ...27 LCD TV AOC L27W431 30 ...
Страница 31: ...27 LCD TV AOC L27W431 31 ...
Страница 32: ...27 LCD TV AOC L27W431 32 7 2 Power Board ...
Страница 33: ...27 LCD TV AOC L27W431 33 ...
Страница 34: ...27 LCD TV AOC L27W431 34 DC DC Board 7 3 Tuner Board ...
Страница 35: ...27 LCD TV AOC L27W431 35 ...
Страница 36: ...27 LCD TV AOC L27W431 36 8 Block Diagram ...
Страница 54: ...27 LCD TV AOC L27W431 54 10 Exploded View ...