TCL LCD37VSH, Service Manual

Page: 48 / 78

37’’ LCD TV Color Monitor TCL LCD37VSH
48
9.3 Tuner Board
AGND
L_OUT 4
CH_SEL1
C
152
22pF
R138
75 1/16W
OPTION
AGND
AGND
L113
120 OHM
U100
C135
470pF
L119 120 OHM
L122 600 OHM
R146 100 1/16W
12V_T
COMP_AR1
AV1_R
AV2_R_S
+
C147 10uF/16V
C166
330pF
L112
120 OHM
+
C144 10uF/16V
C140
68pF
R140 100 1/16W
+
C162
10uF/16V
AV2
AGND
SC1 3,4
COMP_PR1
I_DVD_AL1
L127
300 OHM
D100
LL4148-GS08
L123 600 OHM
I_DVD_AR1
L116 120 OHM
L100 120 OHM
715V1769-B
R
150
NC
AV2_L1
AV_2_S
R132
0
1/10W
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
COMP_PB1
AGND
COMP_L1
CH_SEL2
RN103
47K 1/16W
1
2
3
4
8
7
6
5
AGND
AV1_L
AGND
AGND
AV2_R_S
C133
68pF
1
CVBS_SEL_1 2
C167
330pF
SVIDEO_Y
R144 100 1/16W
0
L124 600 OHM
AV_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
R137
75 1/16W
switch
J101 JACK
2 3
1 4
5 6
7 8
9
R155
75 1/16W
R
149
NC
TUNER_OUT 3
AGND
AGND
COMP_Y1
AV_1 2
R133 10K 1/16W
D
I/O
AOC (Top Victory) Electronics Co., Ltd.
A3
1
4
Tuesday, March 14, 2006
Title
Size Document Number Rev
Date: Sheet of
+
C148 10uF/16V
+
C145 10uF/16V
5V_A
COMP_R1
J102
JACK
2
3
5
6
8
9
1 4 7
L121 600 OHM
AGND
AV2_L_S
R131 10K 1/16W
AV2_L_S
CH_SEL1
COMP_R1
A_I
MODE_1 3
AGND
+
C134
10uF/16V
AV_2 2
L114 600 OHM
R
153
0
1/10W
8V
SD1 3,4
C143
68pF
SVIDEO_C
AGND
LINE_O_R 4
R156 75 1/16W
AGND
A_1_L 4
AV1_L1
+
C136
10uF/16V
C137
68pF
C142
68pF
AGND
MODE_2 3
AV2_L
AV2_R
C
150
22pF
CH_SEL2
L120 120 OHM
RN102
47K 1/16W
1
2
3
4
8
7
6
5
SC1 3,4
C
138
470pF
R139 10K 1/16W
COMP_L1
+
C146 10uF/16V
COMP_Y1
1
LINE_O_L 4
L118
120 OHM
A_1_R 4
CH_SEL1
C132
68pF
AGND
0
SD1 3,4
COMP_AL1
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
1
L125
80 OHM
+
C149 10uF/16V
AGND
L117
600 OHM
AGND
R142 100 1/16W
R
151
NC
RN101
47K 1/16W
1
2
3
4
8
7
6
5
AV_2_S
0
AV_2 2
HDMI_R 4
C
139
470pF
CH_SEL3 2
VIDEO_OUT 2
CH_SEL2
SVIDEO_Y
AGND
PC_L 4
AV1
5V_A
C163
0.1uF
C165
68pF
C141
68pF
C131
470pF
0
C
153
22pF
J103
JACK
2
4
7
9
12
14
3 8 13
5 10 15
1 6 11
AV_1 2
COMP_PB1
CN104
CONN
1
2
3
4
5
6
R134
1K 1/16W
AGND
AV2_R1
R_OUT 4
RN100
47K 1/16W
1
2
3
4
8
7
6
5
DVD
HDMI_L 4
L115
600 OHM
C
151
22pF
R145 100 1/16W
PC_R 4
AV_1
R
154
0
1/10W
COMP
CH_SEL4 2
AV1_R1
R147 100 1/16W
COMP_PR1
AV_2
SVIDEO_C
1
L126
300 OHM
AGND
L111
600 OHM