Panasonic TH-42PW6EX Service Manual page 32

D
Digtal Signal Processor Board
TO J5
D5
A
TX0- 2
TX0+ 3
TX1- 5
TX1+ 6
TXG- 8
TXG+ 9
TXC- 11
TXC+ 12
TX3- 14
TX3+ 15
Y M 21
B
PB M 23
PR M 25
NCLP M
NCLP M 31
SDA2
VD M
VD M 29
HD M
SCL2
HD M
27
HD M
HD S
VD M
IC9023
VD S NCLP M
LEVEL SHIFT
NCLP S
NCLP S
VD S
5V 3.5V
HD S
TO J6 D6
C
TX0- 2
TX0+ 3
TX1- 5
TX1+ 6
TXG- 8
TXG+ 9
TXC- 11
TXC+ 12
TX3- 14
TX3+ 15
DPMS VD
DPMS VD 19
DPMS HD
DPMS HD 17
TO J3 D3
STB5V STB5V
1
5V
5V 29
Y S 40
D
PB S 38
PR S 36
NCLP S
NCLP S 31
VD S
SDA2
VD S 32
HD S
HD S 34
SCL2
PWR STATUS
POWER STATUS 15
REMOTE OUT
REMOTE OUT 25
CABLE DET
CABLE DET
13
TXD TU
TXD TU 17
RXD TU
RXD TU 19
RESET
RESET 11
IIC CONT
IIC CONT 2
TXD PC
TXD PC 21
RXD PC
RXD PC 23
STB ON
STB ON
28
MUTE
SOUND MAIN MUTE 12
RTC INT
REAL TIME/INTRA 27
E
SCL1
SCL1 4
SDA1
SDA1 5
SCL3
SCL3 8
SDA3
SDA3
9
TH-42PW6/TH-42PWD6 D-Board Block Diagram
1
IC9011
LVDS RX
LVDS:Low Voltage
Differential
Signaling
VDIA S
VS OUT 5
IC9015
HDIA S
HS OUT 3
24Bit BUS SW
9
LVDS(DATA0) B(8Bit)
10
11 55
LVDS(DATA1)
12
G(8Bit)
56
15
LVDS(DATA2)
16
DIGITAL1
R(8Bit)
17
LVDS(CLK) RGB(24Bit)
18
19 CLK OUT
LVDS(DATA3) PLL
26
20
IC9012
INVERTER
IC9019
IC9018
A/D CONVERTER (M)
24Bit BUS SW
B(8Bit)
B0 19
Y/G IN
B
48 CLP
B7 12 55
110M
G(8Bit)
8BIT G0 9 56
Pb/B IN
43 CLP G
ADC
G7 2
Pr/R IN R(8Bit)
R0 77 ANALOG(M)
54 CLP
R
RGB(24Bit)
R7
70
VDIA M
VSOUT
57 SDA2 64
SYNC/SEPA
HDIA M
HSOUT
58 SCL2 66
DATACK IC9001
PLL 67
P5V
AVR 3.3V
38 30 31 1 4
IC9002
5
LVDS RX
LVDS:Low Voltage
Differential
Signaling
VDIA M
VS OUT 5
IC9005
HDIA M
HS OUT 3
9 24Bit BUS SW
LVDS(DATA0) B(8Bit)
10
11 55
LVDS(DATA1)
12
G(8Bit)
56
15
LVDS(DATA2)
16
R(8Bit)
17 DIGITAL2
LVDS(CLK)
RGB(24Bit)
18
19 CLK OUT
LVDS(DATA3) PLL 26
20
IC9003
INVERTER
IC9009
IC9008
A/D CONVERTER (S)
24Bit BUS SW
B(8Bit)
B0 19
Y/G IN
B
48 CLP
B7
12 55
110M
G(8Bit)
8BIT G0 9 56
Pb/B IN
G
43 CLP
ADC
G7
2
Pr/R IN R(8Bit)
R0
77 ANALOG(S)
54 CLP
R
RGB(24Bit)
R7 70
VDIA S
VSOUT
57 SDA2 64
SYNC/SEPA
HSOUT HDIA S
58 SCL2 66
IC9702
DATACK
PLL 67
EEPROM
SDA1
SDA 5
38 30 31
SCL1
SCL
6
2 3
IC9010 IC9153
P5V P5V
AVR 3.3V AVR 3.3V
3.3V 3.3V
1 4 1 4
IC9151
5 5
FORMAT CONVERTER
RGB PROCESSOR
Q9002
INV.
8BIT RGB
ADC /YPbPr
110M
SDA2
SDA2
SCL2 F.CLP
SCL2
IC9016 IC9152
P5V P5V
AVR 3.3V AVR 3.3V
1 4 3.3V 1 4 3.3V
5 5
IC9017
P5V
AVR 3.3V
1 4 3.3V
206 205
5
NCLCP S
3.3V
3 NCLCP S
HD ADM
4 HD ADM
VD ADM
5 VD ADM
CLPC M
6 CLPC M
HD ADS
HD ADS
7
VD ADS
8 VD ADS
CLPC S
9 CLPC S
IC9006
HDIA S
23 HDIA S
VDIA S
P5V
AVR 3.3V 24 VDIA S
HDID S
Q9001
27 HDID S
VDID S
INV. 1 4 3.3V
29 VDID S
SCL2 133 SCL
5
SDA2 132 SDA
IC9606
106 RESET
IC9007
RESET
P5V
AVR 3.3V DRVRST
100
3.3V
1 4 3.3V
5
STB5V M
Q9602
Q9601
IC9704
67
VRAM
68
(1Mbit)
IC9701 IC9708
MICRO PROCESSOR
IIC CONT
IC9705
75
FLASH MEMORY
(8M ROM)
89 90 8 70 71 87 88 99
IC9707
IIC
5V<->3.3V
OR
1
Q9704
4
2
IIC
5V<->3.3V
Q9703
4
IC9155 IC9301,03
64M SDRAM PLL SYNTHESIZER
65MHz 60MHz 50MHz
B(8Bit)
PCK DRAMCK OSK
CTI/TINT
FORMAT COLOR
IC9455
G(8Bit)
CONTRAST
CONVERTER
WB-Adj
PLASMA AI
OSD
R(8Bit) SUB-FIELD
St-r
PROCESSOR
SDA2
SDA2
SCL2
OCK PLL OSD
SCL2
IC9157
IC9459
PLL M
24Bit BUS SW
IC9456
(36MHz)
FLASH MEMORY
55
(32M)
56
FPGA
IC9608
INV.
68
CONTROL
204 203 202 199 198 188 187
Q9400
OSD
DATA R
TIMING
DATA L
TIMING
IC9605
SUSTAIN IC9601
DISCHARGE
SUSTAIN
LEVEL SHIFT
CONTROL
3.3V 5V
OSD
SYNC PROCESSOR
IC9603
SCAN-1
SCAN-1
LEVEL SHIFT
3.3V 5V
IC9604
SCAN-2
SCAN-2
LEVEL SHIFT
3.3V 5V
DRIVER IC9610
MUTE
RESET
101
Q9301
43 DRIVER MUTE
IC9602
LEVEL SHIFT
5V 3.3V
IC9709
SDA
20
CONVERT MICOM
21 SCL
SDA3
53 SDA
EEPROM
SCL3
54 SCL
SDA 5
SCL 6
40 32 29 35 4 6 7 8 14 15 31 42 51 52 55 60 26 28 33 37 41 44
Q9709
Q9708
REMOCON
5 6
IC9302
P5V
D31 TO C11
IC9454
P5V
AVR 3.3V
50 5V
SDRAM
49 5V
1 4 3.3V
48 5V
5V
5 47
DATA R
DATA R TIMING
R-DOWN
SUS
DATA SOS
SOS
43
23 DRVRST
TO C21
D32
DATA L
L-DOWN
P5V
50 5V
STB5V S
49 5V
48 5V
47 5V
43 STB5V
DATA L TIMING
37 DRVRST
LED R
39 LED R
LED G
LED G
40
REMOCON
41 REMOCON
KEY SW
42 KEY SW
OPT
44 OPT
TO SC20
D20
SCAN-1
SCAN-2
SC SOS1
11 SOS1(SC)
SC SOS2
12 SOS2(SC)
DRVRST
TO P27
D27
19
RUSH ON/OFF
1 RUSH ON/OFF
TV ON/OFF
2 TV ON/OFF
M POWER
3 M POWER
STB5V 4 STB5V
KILL SOS
KILL SOS
5
FAN SOS
6 FAN SOS
PS SOS
7 PS SOS
ALL OFF1
8 ALL OFF1
D25 TO P25
15V 1 15V
15V 2 15V
5V 5 5V
45 46 47 61 62 63 64 1
STB5V S
STB5V M
Q9702
Q9701
C
TH-42PW6/TH-42PWD6 D-Board Block Diagram
7 8