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14.35. C1, C2, G and K-Board Block Diagram
C1
Data drive (Lower Right)
Board (Front View)
CB1
D1
G
Front Input Board
PRESET
ASPECT
TV/VTR
VOL.DN
VOL.UP
TH-42PA20B/E
C1,C2,G and K-Board Block Diagram
TO D31
C11
IC7104-6
CB2
CB3
CLK
D2
CLK
D3
CLK
15
JK3709
5
10
14
RGB IN
4
9
VGA
13
(fH=31.5kHz)
3
8
12
2
7
11
1
6
JK3714
Y
AV
C
IN
L
R
S3701
V
S3702
S3703
S3704
HP
OUT
S3705
SUSTAIN
D1
D2
D3
CLKR
8
12
11
13
14
15
16
BUFFER
IC7101
CLOCK BUFFER
TO
G18
DG18
1
B
3
G
5
R
TO
G7
DG7
28
H-pulse
26
V-pUlse
5
KEYSCAN
12
Y
14
C
9
SW
L
18
R
19
V
16
G5
K5
R
6
ROUT
6
L
4
LOUT
4
14
CLKL
C12
C22
20
Vda67V
1
19
Vda67V
2
18
Vda67V
3
17
Vda67V
4
UE2H
UE2H
UE2H
9
12
UEH
UEH
8
UEH
13
OSL
OSL
OSL
7
14
OSH
OSH
OSH
6
15
OML
OML
OML
5
16
OMH
OMH
OMH
4
17
SOS
SOS
SOS
1
20
1
19
IC7201
CLOCK BUFFER
K
Remocon Senser ,
Power Switch Board
RM300
REMOCON SENSOR
IC300
STBY5V
STBY5V
CATS SENSOR
5V
Q305
G
Q300
Q301
R
D302
S300
POWER SW
ROUT
LOUT
D4
D5
D6
D7
7
IC7202-4
BUFFER
CLK
D4
TO
K24
C24
7
OPT
6
REMOCON
2
LEG-G
3
LEG-R
TO
K12
DG12
3
ON-LED(LED-G)
2
STB-LED(LED-R)
TO
K34
SS34
STB-PS
1
K9
6
ROUT
4
LOUT
71
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