8-5
LCD Block Diagram
A7121BLLCD
CN1201
TO
IF/VIDEO
BLOCK
DIA
GRAM
MAIN CB
A
L
VDS CB
A UNIT
RF-CVBS
S-VIDEO-C
IC1202
(LCD DRIVE / SIGNAL PR
OCESS)
67
57
76
S-VIDEO-Y
TO
IF/VIDEO
BLOCK
DIA
GRAM
TO
D
T
V
MODULE
BLOCK
DIA
GRAM
VIDEO-Y
VIDEO-Pb
VIDEO-Pr
LCD MODULE
144
66
56
75
143
142
141
140
139
138
137
133
132
131
130
129
128
127
126
117
116
115
114
113
112
111
110
149
A/D
VIDEO
SIGNAL
PR
OCESS
LCD RGB
SIGNAL
PR
OCESS
R
B
G
Y
Pb
Pr
B(EVEN)
G(ODD)
R(ODD)
CN1202
A/D
A/D
A/D
A/D
A/D
R
B
G
DE
QCLKL
CVBS
C
Y
WF3
WF2
WF4
WF5
WF6
VIDEO-IN1
71
DTV
-Y
DTV
-Pb
73
54
DTV
-Pr
64
125
QRL(1)
18
16
QRL(0)
19
15
QRL(3)
16
18
QRL(2)
17
17
QRL(5)
14
20
QRL(4)
15
19
QRL(7)
12
22
QRL(6)
13
21
QGL(0)
92
5
QGL(1)
82
6
QGL(2)
72
7
QGL(3)
62
8
QGL(4)
52
9
QGL(5)
43
0
QGL(6)
33
1
QGL(7)
23
2
DE
25
9
QBL(0)
20
6
QBL(1)
19
7
QBL(2)
18
8
QBL(3)
17
9
QBL(4)
16
10
QBL(5)
15
11
QBL(6)
14
12
QBL(7)
13
13
QCLKL
24
2
CN1401
CN1402
IC1401
(L
VDS TRANSMITTER)
48
47
40
39
CN1411
TTL
P
ARALLEL
T
O
SERIAL
CONVER
TER
PLL
46
45
42
41
38
37
T
A(-)
5
T
A(+)
6
TB(-)
8
TB(+)
9
TC(-)
11
TC(+)
12
TD(-)
20
TD(+)
19
TCLK(-)
14
TCLK(+)
15
2
30
3
50
52
~
54
56
~
4
14
6
8
~
10
12
~
15
31
16
18
20
~
22
24
~
DE
VIDEO SIGNAL
NOTE: CBA AND PWB MEANS PRINTED WIRING BOARD.
