Panasonic TH-42PA25U-P Service Manual page 192

14.35. C1, C2, G and K-Board Block Diagram
G
Front Input Board
TH-42PA20U
C1,C2,G and K-Board Block Diagram
C1
Data drive (Lower Right)
Board (Front View)
CB1 D1 CLK CB2 D2 CLK CB3 D3
JK3709
PC IN
VGA
(fH=31.5kHz)
ASPECT
S3702
JK3714
VIDEO3
TV/VTR
S3703
IN
VOL.DN
S3704
L
R
VOL.UP
S3705 S3705
V
CH.DN
S3706
CH.UP
S3707
HP
OUT
SUSTAIN
TO D31
C11
D1 D2 D3 CLKR 8 12 11
IC7104-6
BUFFER
IC7101
CLOCK BUFFER
CLK
15
5
10
14
TO
4 G18
DG18
9
13
1 B
3
8
12
G
3
2
7
11
5 R
1
6
TO
G7
DG7
V-pulse
28
26 H-pulse
2 KEYSCAN2
5 KEYSCAN1
Y
Y 12
C 14 C
9 SW
18 L
R
19
16 V
G5
R
6 HP R
L
4 HP L
13 14 15 16
C12 C22
20 Vda67V 1
19 Vda67V 2
Vda67V
18 3
17 Vda67V 4
UE2H
UE2H
9 12
UEH
UEH
8 13
OSL
7 OSL 14
OSH
6 OSH 15
OML
OML
5 16
OMH
OMH
4 17
SOS
SOS
1 20
K
Remocon Senser ,
Power Switch Board
RM300
REMOCON SENSOR
STBY5V
STBY5V
CATS SENSOR
5V
Q305
G
Q300
Q301
R
D302
S300
POWER SW
K5
ROUT
6
LOUT
4
14 CLKL D4 D5 D6
UE2H
UEH
OSL
OSH
OML
OMH
IC7202-4
SOS
BUFFER
1 19
IC7201
CLOCK BUFFER
IC300
TO
K24
C24
7 OPT
6 REMOCON
2 LEG-G
LEG-R
3
TO
K12
DG12
3
ON-LED(LE
2
STB-LED(LE
1 KEY1
TO
K34
SS34
1 STB-PS
TO
K9
PA9
6 HP R
4 HP L
89