Panasonic TH-42PHW6EX Service Manual page 364

14.17. J-Board Block Diagram
TO HY-BOARD
S2 DETECT
AUDIO L IN
AUDIO R IN
CABLE DET
SLOT1 DET
TO HY-BOARD
AUDIO R
SLOT2 DET B28
TH-42PHD6/TH-42PHW6
J-BOARD Block Diagram
TO D-BOARD
D5
J5
J11
H1
J
TX3+
B15
TX3-
B14
TXC+ Slot Interface/SYNC Processor Board
B12
TXC- B11
TX2+ B9
TX2- B8
TX1+ B6
TX1- B5
IC3005
TX0+ B3
INPUT SW (VIDEO)
B2
TX0-
Y
15
Y/G A38 Y
Pb
17
PB/B A36 Pb
Pr
19
PR/R A34 Pr
Y/G
5 Y/G
Pb/B
7 Pb/B
Pr/R
9 Pr/R
B
53
B
G
55
G
R
57
R
SCL3 27 SCL
SDA3 26 SDA
B36 13 S2 DET
23
S2 DET
VD1
VD A30
HD1
A32
HD
L
A26
R
A28
RESET
B35
RESET
CABLE DET
B29
REMOCON OUT
B30
SRQ B23
SDA
B24
SDA2
SCL
B25
SCL2
B28
A21
+9V +9V
B21
+9V
A22 STB5V
STB5V
H2 J12
L
AUDIO L A26
R
A28
Y/G
Y A38
Pb/B
Pb A36
Pr/R
A34
Pr
HD2
HD A32
VD2
A30
VD
B36
S2 DET
SCL
SCL2 B25
SDA
B24
SDA2
B23
SRQ
RESET B35
TX3+ B15
TX3- B14
B12
TXC+
TXC- B11
TX2+ B9
B8
TX2-
B6
TX1+
TX1- B5
B3
TX0+
B2
TX0-
J6
TO D-BPARD
TX0-
D6
TX0+ TX1+ TX2+ TXC+ TX3+
G
TX0- TX1- TX2- TXC-
TX3-
2 3 5 6 8 9 11 12 14 15 21 23 25 27 29
Q3105
42
Pb/B
AV
Q3104
44
Y/G
Q3106
RGB/ 40
Pr/R
COMP
PC
Q3102
Pb/B 48
Q3101
Y/G 50
Q3103
46
Pr/R
IC3002
IC3004
EXPAND I/O
IIC SW
S1
4 2 4 IIC SW
SCL3
SCL
5 7
SLOT1
SCL
DET
SCL
6
3
IIC SW
12
SLOT2
SDA3
SDA
11 9 14
DET
SDA
SDA
10 14 15
S0
IC3001
AUDIO SW
L
5
L
L
Q3002
1 3
L AMP
SW0
4
SW1
R
14
R
Q3003
12 13
R AMP
11
2 3 5 6 8 9 11 12 14 15
TX0+ TX1+ TX2+ TXC+ TX3+
TX1- TX2- TXC-
TX3-
B R HD VD CLP
31
IC3251
BUFFER/LPF
B
5 11
AMP
G
1 14
AMP
R
25 17
AMP
IC3201
BUFFER/LPF
B
5 11
AMP
G
1 14
AMP
R
25 17
AMP
IC3003
EXPAND I/O
SW0 2 FAN 4
CONT
2 SW1 1 SCL 14
9 SDA 15
SW2
1 SW3 10 3
IC3006
EXPND I/O
SW0
2
DAC
SCL 15
SW1
1
14
SDA
3
R CS(M)
IC8015
RS232C DRIVER
TXD
RXD
IC8008
SUB
6 1
7 5
IC8007
MAIN
G
6 1
7 5
HD
IC8009
7
2 1
I
5 6
3
CS(M)
HD
Q801
H
VD
Q801
V
IC3007
CS(S)
7
SCL3
SCL3
2 1
SDA3
SDA3
6 5
3
J1
G
B
R
HD
VD
R
1
L
1
TXD
11 14 1
RXD
1
12 13
2
2
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