WIRING DIAGRAM
A7144WI
11-1
TU61 TUNER UNIT
VIDEO-Y
IN
AUDIO(R)
-IN1
AUDIO(L)
-IN2
S-VIDEO
IN
VIDEO-Pb
IN
VIDEO-Pr
IN
VIDEO
-IN1
AUDIO(L)
-IN1
AUDIO(R)
-IN2
MAIN CB
A
CL1107
FUNCTION
CB
A
A
C601
AC CORD
CN1301
1
3
2
4
1
3
2
4
KEY
-IN-2
AL+3.3V(D)
KEY
-IN-1
GND
CL1104
IR SENSOR
CB
A
CN1302
1
3
2
4
1
3
2
4
AL+3.3V(D)
REMO
TE
GND
P-ON-H
5
5
NU
BA
CK
LIGHT
CN401
2
1
BA
CK
LIGHT
CN403
2
1
BA
CK
LIGHT
CN402
2
1
1
2
1
2
1
2
SP-R
SP-GND
1
CL801
CL802
2
SP-L
SP-GND
SP802
SPEAKER
L-CH
SP801
SPEAKER
R-CH
CN61
CN101
1
3
2
5
4
7
6
8
9
10
13
12
11
14
15
1
3
2
5
4
7
6
8
9
10
13
12
11
14
15
D-GND
DTV
-S-SOUT
DTV
-S-SIN
DTV
-S-SCLK
DTV
-S-SREQ
D-GND
TU-SD
A
TU-SCL
DTV
-ON+5V
DTV
-SPDIF
D-GND
DTV
-S-RESET
D-GND
SD
A
SCL
CN62
1
3
2
5
4
7
6
8
9
10
13
12
11
14
15
17
16
19
18
20
CN102
1
3
2
5
4
7
6
8
9
10
13
12
11
14
15
17
16
19
18
20
DIF-OUT1
A-GND
DIF-A
GC
A-GND
SMAR
T-ANT(NU)
DTV
-ON+1.8V
DTV
-ON+2.5V
DTV
-ON+3.3V
D-GND
DTV
-ON-H2
NU
DIF-OUT2
A-GND
DTV
-VIDEO(NU)
DTV
-A
UDIO(L)
DTV
-A
UDIO(R)
A-GND
DTV
-Y
DTV
-Pr
DTV
-Pb
CN1201
1
3
2
5
4
7
6
8
9
10
13
12
11
14
15
17
16
19
18
21
20
22
23
24
27
26
25
28
OB [4]
OB [5]
GND
CLKL
GND
ER [0]
ER [1]
ER [2]
ER [3]
ER [4]
ER [5]
OB [3]
OB [2]
OB [1]
OB [0]
GND
OG [5]
OG [4]
OG [3]
OG [2]
OG [1]
OG [0]
GND
OR [5]
OR [4]
OR [3]
OR [2]
OR [1]
31
30
29
32
OR [0]
GND
STH
POL
33
LP
34
CLEAR
35
VCOM
CN1202
1
3
2
5
4
7
6
8
9
10
13
12
11
14
15
17
16
19
18
21
20
22
23
24
25
GND
P
ANEL-6V
GND
P
ANEL+25V
P
ANEL+25V
GND
P
ANEL+3.3V
P
ANEL+3.3V
GND
P
ANEL+10.8V
GND
EB [4]
EB [3]
EB [2]
EB [1]
EB [0]
GND
EG [5]
EG [4]
EG [3]
EG [2]
GND
OFFEV
GND
27
26
29
28
30
31
32
33
STV
GND
CLKV
GND
EG [1]
EG [0]
GND
GND
EB [5]
DTV MODULE
CBA UNIT
LCD MODULE
DIGITAL
AUDIO-OUT
JUNCTION-A
CB
A
JUNCTION-B
CB
A
1
CN801
2
SP-R
SP-GND
1
CN802
2
SP-L
SP-GND
SP802
SPEAKER
L-CH
SP801
SPEAKER
R-CH
A
B
CLN801
CLN802
NOTE: CBA AND PWB MEANS PRINTED WIRING BOARD.
Comparison Char
t of
Models and Marks
Model
Mark
LC-20A
V7U
LC-20SH7U
A
B
