Panasonic TH-42PHW6EX Service Manual page 374

14.22. D-Board (1 of 2) Block Diagram
D
D-Board(1of2)Block Diagram
LVDS:Low Voltage Differential Signaling
TO J-BOARD
J6
D6
TX0- 2
TX0+ 3
TX1-
5
TX1+ 6
TXG- 8
TXG+ 9
TX3-
14
TX3+ 15
TXC- 11
TXC+ 12
TO J-BOARD
J3
D3
Y S 40
PB S
38
PR S 36
NCLP 31
VD 32
HD 34
SCL1
SDA1
SCL1 4
SDA1
5
SCL2 6
SDA2
7
SCL3 8 SCL3
SDA3 SDA3
9
SMM
SOUND MAIN MUTE 12
CABLE DET
CABLE DET 13
TO J-BOARD
J5
D5
HD 27
VD 29
NCLP 31
Y 21
PB 23
PR 25
TX0- 2
TX0+ 3
TX1- 5
TX1+
6
TXG- 8
TXG+ 9
TX3- 14
TX3+
15
TXC- 11
TXC+ 12
TH-42PHD6/TH-42PHW6
D-BOARD (1 of 2) Block Diagram
LVDS/TTL(PARALLEL)
9
10
11
12
15
16
19
20
17
18
IC9023
SDA2
5V -> 3.3V
SCL2
HS
13 3
VS
15 5
CLP
17 7
HS
2 18
VS
4 16
CLP
6 14
IC9711
SWITCHING
SCL2(IIC 5V)
7 SDA1(IIC 5V)
1 2
6 5
IIC_CONT
Q9719
3
5V -> 3.3V
Q9704 SCL2(3.3V)
5V -> 3.3V
Q9703 SDA2(3.3V)
SDA2
SCL2
SDA2
SCL2
IC9011
LVDS/TTL(PARALLEL)
IC9015
BUS SWITCH
9
1
10
R/G/B
27
11
12
55
15
16
19
CLK OUT
26
20
HD
HS OUT
3
17
VD
VS OUT
5
18
IC9002
IC9005
BUS SWITCH
OE
1
R/G/B
27
55
CLK OUT
26
HS OUT
3
VS OUT
5
IC9009
A/D CONVERTER(SUB)
PLL
B Pb/B IN
43 CLP
110M
8BIT
G
Y/G IN
CLP
48
ADC
R Pr/R IN
54 CLP
57 SDA2
SYNC/SEPA
56 SCL2
38 30 31
IC9019
A/D CONVERTER(MAIN)
B
Pb/B IN
B
43 CLP
110M
8BIT
G Y/G IN
CLP G
48
ADC
R
Pr/R IN
54 CLP
R
57 SDA2
SYNC/SEPA
56 SCL2
PLL
38 30 31
OE
IC9004
IC9003
SWITCHING
INVERTER
2 4
5
2
IC9008
67
BUS SWITCH
B(8Bit)
B0 12
B
OE
B7
19
G(8Bit)
G0 2
G
G7
9
R(8Bit)
R0 70
R
R7
77
VD
VS OUT
64
HD
HS OUT
66
IC9018
BUS SWITCH
B(8Bit)
B0 12
B7
19
G(8Bit)
G0 2
G7
9
R(8Bit)
R0 70
OE
R7
77
VD_M
VS OUT
64
HD_M
HS OUT
66
67
IC9013
IC9012
SWITCHING
INVERTER
2 4
5
2
Q9001
SW
3
CLKC
6
1
7
Q9002
SW
3
6
CLKB
1
7
76