14.14. DG-Board Block Diagram
R
L
TP5399
TP5398
TP5397
TP5396
TP5395
OPIN
GC 2S+
Q5102
OSD YS
Q4531
625i/p
10
DVI PR
CLP
DG7
GIN
CLK
3
OSD YM
OSD-RED
Q5101
AUDIO L
Q4503
10
AFC1
BOUT
POWER STATUS
2
4
OSD R
1
LED SOS
AUDIO R
Q5103
Q4526
B
AFC2
4
CLK
DG21
OSD G
I/F
AUDIO L
23
AC TVON
5
Q4530
R
GC VP
8
9
TXD TU0
5
OSD B
UV
SDA2
AUDIO R
51
REMOTE BC
6
GC HP
SUB-Y
BIN
INPUT
6
AD MODE
NCLP
625i/p
SCL2
VAO MUTE
13
2D
G
SOS2
OSD YS
3
Q4532
G-OUT
JPEG Y
A/D 10bit
JPGINT
DG3
DVI Y
Q5004
HP
VIDEO MUTE
OSD YM
9
RIN
MAIN-PB
NOISE LEVEL
JPEG C
OSD B
SWGC PC
13
DVI R
52
DG30
OSD R
2
9
Q4527
YUV
8
P ON H
SUB PR
Y1
DVI PB
OSD G
12
26
AFC2
ROUT
16
HP DET
A/D 8bit
Q4510
RST
DVI L
14
OSD B
1D
49
4
GOUT
OUT3
R
INT1JPG
/CS
Q4555
DVI PR
X
SWGC
IC8076
TVON OPT
GIN
BUFFER
1Q/
R
INT0JPG
9
248
JPEG C
READY
Q4553
1
X1
PC
B
GC VD
31
XRSTJPG
2Q
OUT2
Y
JPEG Y
SCLK
Q4554
Y0
G
12
GC VP
GC HD
IN3B
48
SB0JPG
AOUT3
2Q/
JPEG Y
SDI
Q4556
3
Y
GC HP
GC VD
49
3
6
SBIJPG
8
JPEG C
VIDEO MUTE
X0
5
EX. I/O
SDO
Q4558
GC HD
HP
IN2B
IOR
1Q
SBTJPG
LOADER
AMUTE25
IC8008
5
IC8031
1
Q4557
6
SELF,ID,ED2
1
RX0+
1
TXD TU1
JPGINT
IC8071
G-IN SELECT
3
OUT
Sync
310
IN3A
3
RXD TU1
BIN
ATSCONOFF
INT1JPG
6
SYNC INPUT SELECT
RESET
21
TO H1
211
OUT1
7
MAIN Y
148
INT0JPG
I1
IC3803
G CUTOFF
11
5
SUB Y
DG1
309
237
XRSTJPG
16
31
I0
3
6
DVI RECIVER
SUB Y
RGB/YUV CONV.SW
AUDIO L
28
SB0JPG
LIN
CONT
X1
IC8009
IC5001
MAIN Y
IC5102
3D/2D com
409
D/A 10bit
3
SBIJPG
62
201
RIN
5
SWITCHING
AC TVON
10
525i/p
FLIP FLOP
720p
SBTJPG
AUDIO R
IC3004
IOG
43
RCF
162
Y
6
SOS2
9
72
IC5005
HP
JPGINT
408
UV
7
161
72
12
5
ATSC ON
3
SYNC
144
XRSTJPG
IC5010
103
Detection
RX0-
VPO3
69
X0
SEL
SPMUTE
2
Y
UV
INT0JPG
SYNC SELECT
VP
116
VIN3
13
HPO3
15
PROGRESSIVE
7
13
19
58
SB0JPG
BRIGHT DET.
IC5007
303
YM
Y0
25
18
GC HP
3
4
20
525i/p
INT1JPG
A/D 8bit
TVON OPT
INVERTER
11
316
14
SCL
GC VP
1
5
MAIN DEF
G
SBTJPG
10bit A/D
1Q
SCL
53
Y1
55
VAO MUTE
21
COM
1
IMPROVEMENT
POFF DEF
SBIJPG
VIN1
B
G
Q4560
1
YS
65
12
VPK
Q8015
RST
OSD-BLUE
1Q/
95
IN1B
X
Q4559
32
GC HFR
61
8
VIN1
FA1
15
SDA1
17
A
GCF
10
60MHz
IN2A
63
9
2
6
COLOUR DETECT.
AC TVON
6
18
200
B
199
A
5
Y
HFR
10
12
11
10bit
SOS2
VIN
13
189
2Q
CONTROL
TXD TU1
IN1A
Q2254
NR FF
11
415
MEMORY
HP DET
13
14
CLK
A
162
14
TXD TU0
OSD G
12
Q2252
GC HFR
38
161
JPEG C
KEYSCAN1
GIN
SCL1
13
2Q/
CLK
IC8200
RXD TU0
14
CNT
MULTI
Q2251
35
KEYSCAN2
8
DG6
110
CHROMA DEM.
1
16
RXD TU1
RGB SELECT
3
1080i
DRIVE
8
VAO MUTE
HIN
JPEG Y
6
32
17
LOADER
GAIN ADJ
101
23
MAIN DEF
RIN
4
210
7
VP
33
SCL1
SUPER
B DRIVE
PC B
24
Q2253
HD-
IOB
111
2
9
SDA2
BDV
34
2
PC R
26
AMUTE25
VD+
RX1+
HSYNC
Y
MAIN PB
FA1
4
36
4
148
PC G
27
Q2255
VSYNC
110MHz
3
SYNC
8
MAIN PR
SCL2
CLK
OUT
VP
IC8030
5
5
HP
Q2258
IC8054
Q5003
LOADER IN SEL
CONTRAST
RESET
OSD-GREEN
59
TEST SW
3
BRIGHT DET.
AUDIO MUTE
6
VOUT
5
IC003
SDA1
Macrovision
SUB Y
TESTSW
51
ATSC ON
1
VIN3
I3
DVI R
POFF DEF
RX1-
116
TXD TU1
FF IP NR
TVON
84
SUB PB
50
5
TVON OPT
5
177
DVI L
11
5
7
DG8
Q5002
25
RESET
SOS2
6
MAIN Y
AC TVON
6
22
SUB PR
17
I1
AB SDA3
RESET
SW
TESTSW
ATSCONOFF
Sync
AFC1
LED SOS
4
173
MAIN PB
GINA
I2
4
172
G
AFC2
ACTVONOFF
PSTATUS
1
CUT OFF
MAIN PR
25
O3
198
18
4
B
2
INPUT
PSTATUS
SUB Y
BINA
B
19
3
MATRIX
R
IC5104
R-OUT
Q3
SUB PB
IC4518
1
RXD TU1
1
CHROMA DEM.
R
SDA
EXCLUSIVE
MAIN DEF
MAIN Y
RINA
AB SCL3
O2
INPUT
NR/IP
B
83
INVERTER
POFF DEF
SUB Y
DG2
I/F
GC 2M+
5
4
G
S3
D/A 10bit
IC5103
RXD TU0
SUB PB
JUST
17
60MHz
B-IN
ROUT
I6
Y3
A/D 8bit
SEPA
IC5105
SUB PR
217
9
UV
15
GOUT
9
22
V3
RDV
104
MAIN PB
FLIP FLOP
1
180
14
BOUT
13
SYNC
C3
240
4
417
MAIN Y
2
2
BCF
B DRIVE
14
I4
IC4502
AD MODE
L3
CONT.
OUT
107
MAIN PR
IC5106
10
22
CNT
IC8201
RGB
14
9
R3
CONTRAST
1
307
SYNC SW
18
I/F
RGB
YUV
R DRIVE
KEYSCAN2
O6
20
VIN2
A
3
407
RX0-
SEPA
OSD YM
CONT.
67
17
AOUT5
I5
1
RX1-
OSD YS
13
R-IN
66
15
10bit
26
11
FA1
6
RX2-
COLOUR DETECT
22
13
RGB PROCESSOR
24
OUT
KEYSCAN1
10
5
RX0+
49
Y
171
405
NOISE LEVEL
11
Detection
22
1
CONVERT MICON
2
7
RX1+
1
AOUT4
BDV
206
179
10
89
28
4
IC3801
8
44
RX2+
82
RDV
202
720p
3
306
MEMORY
30
A
O1
SWITCHING
DE
7
81
HP
BRIGHT DET.
IC4512
5
Macrovision
204
17
IC3802
O5
24
Q5105
D/A 8bit
R DRIVE
1
135
RGB AMP
5
304
PC VD
O4
23
56
H SCALEER
Q5104
17
1
B CUTOFF
SUB-PR
SW CLP
7
TXD TU0
S3
PC G
6
HDMIWP
60MHz
3
23
9
MAIN-Y
VD S
AFC1
PC HD
Y3
5
SCLHDMI
17
27
3
15
Q4523
HD S
AFC2
PC R
RXC+
V3
IC4501
48
SDAHDMI
24
SELF,ID,ED2
HD S
Q4509
PC B
6
1080i
11
C3
17
22
178
21
VD S
Q4501
G
RXC-
VP
60
18
L3
SW
A/D 10bit
VD S
REMOTEBC
R
Q4524
R
19
RXC-
78
SL
157
R3
HD S
B
VIN2
HDMIINT
MAIN-PR
RXC+
Y
80
CONT.
DVI Y
OSD YS
R
KEYSCAN2
Q4522
RST
C
TXD
SCL1
SDA
OSD YM
DVI R
YOUT
B
KEYSCAN1
64Mbit
RXD
39
Q4512
V
SDA1
B-OUT
OSD YM
G
DVI PB
HP DET
RX2+
45
15
14
SR
Q4533
79
TBC
OSD YS
R3
RXD TU0
PC VD
DVI L
UOUT
117
SCL
15
PC VD
36
Q4513
FA1
S3
PC HD
LEDCTRL SOS
15
DVI PR
Q5001
14
RST
10bit
PC B
Q4502
54
Y3
REMOTE OUT
AFC1
D/A OSD
SDA
19
14
B
PC G
53
V3
Q4529
AFC2
PICTURE
2
SCL
1
RX2-
CONTRAST
PC R
SCL0
C3
GC VP
Q4508
I/F
6
SDA
3
Q5006
A/D 10bit
PC HD
14
SDA0
L3
R
GC HP
Q4506
OSD R
8
19
5
2D COM
3
15
KEYSCAN2
AFC2
B
AFC1
GC HFR
SUB-PB
18
VINT
6
4
RGB
YUV
15
AFC1
KEYSCAN1
G
1
HSYNC
7
CVBS2
Q4511
2
103
IC4515
Q5005
DVI Y
LED SOS
HP DET
1
DG22
SYNC
YSYNC
G-IN
CVBS1
Q4505
R CUTOFF
2
DVI PB
17
TO G7
REMOTEBC
2
OR GATE
5V
IC5004
1
PLL
3.3V
4
5
PLL 3.3V
5V
IC5011
5
AVR 3.3V
1
3.3V
4
OUT
4
IC5006
RESET
SLOT DETECTION DAC
DG18
SEPARATION
AD MODE
AD MODE
IC4519
IC4520
Q5107
Q5106
Q5108
MAIN Y
AMUTE25
44
AMUTE
AMUTE
Q7
Q6
HP DET
OR GATE
OR GATE
3
CEC OUT
JK5001
DVI IN
JK5002
DVI AUDIO IN
5V
IC5012
5
AVR 3.3V
1
3.3V
4
SCL
5
SDA
7
6
IC5002
WP
DDC EEPROM
5
SDA
7
6
IC002
WP
EEPROM
SCL
IC001
MICOM
5
Y0
Y
14
12
Y1
X0
1
3
13
X
X1
IC005
SWITCHING
SCL2
SCL1
SDA2
SDA1
6
SCL
SRQ
7
IC3699
5
EEPROM
SDA
IC3003
I/O PORT
15
SCL
14
SDA
1
2
6
5
SWITCHING
IC3517
SCL3
SDA3
SCL3
SDA3
14
15
SCL
SDA
SDA3
SCL3
64Mbit SDRAM
MEMORY
IC4504
5V
IC4508
3
AVR 3.3V
1
3.3V
5
5V
IC4521
3
AVR 3.3V
1
3.3V
5
5V
IC4503
3
AVR 3.3V
1
3.3V
5
3
AVR 3.3V
1
3.3V
5
5V
IC4507
2
2.5V A/D
1
2.5V
3
5V
IC4505
3
PLL 2.5V
1
2.5V
5
5V
IC4509
6
3
AVR 3.3V
1
3.3V
5
5V
IC4511
1
2.5V
3
5V
IC4522
2
2.5V D/A
6
1
2.5V
5
5V
IC4516
3
AVR 2.5V
1
3.3V
5
5V
IC4514
3
AVR 3.3V
1
3.3V
5
5V
IC4517
3
AVR 3.3V
5V
IC004
4
REG 3.3V
3
3.3V
5
IC4513
3
AD 2.5V
1
2.5V
5
5V
SDRAM
G LED
64
DG12
R LED
73
G LED
3
2
R LED
G LED
R LED
1
KEY1
Q27
R LED
G LED
KEYSCAN1
Micom,Digtal Signal Processor Board
DG
SCL1
DG41
7
SDA2
FA1
4
FA1
5
SCL2
2
SDA1
6
REMOTE
8
REMOTE BC
Q21
Q20
TO D3
TO PA8
TO PA2
TO K12
TO G18
TO PA6
D
Q
CLR
BC
RGB LPF
HP S
TH-42PA20U DG-Board Block Diagram
TH-42PA20U DG-Board Block Diagram
68
Summary of Contents for TH-42PA20U/P
Page 11: ...4 TH 42PA20U A ...
Page 28: ...6 2 Lead of Wiring 2 9 ...
Page 29: ...6 3 Lead of Wiring 3 10 ...
Page 30: ...6 4 Lead of Wiring 4 11 ...
Page 55: ...16 Mechanical Replacement Parts List 36 ...
Page 61: ...C2342 ECA1HHG100 E 10UF 50V 1 42 ...
Page 78: ...R416 ERJ6ENF2551 M2 55KOHM 1 10W 1 59 ...
Page 82: ...R2453 ERJ6GEYJ103 M 10KOHM J 1 10W 1 63 ...
Page 95: ...76 ...
Page 225: ...1 Applicable signals 4 TH 42PA20U P ...
Page 230: ...6 Location of Lead Wiring 6 1 Lead of Wiring 1 9 TH 42PA20U P ...
Page 231: ...6 2 Lead of Wiring 2 10 TH 42PA20U P ...
Page 232: ...6 3 Lead of Wiring 3 11 TH 42PA20U P ...
Page 233: ...6 4 Lead of Wiring 4 6 5 Lead of Wiring 5 12 TH 42PA20U P ...
Page 242: ...9 4 IIC mode structure following items value is sample data 21 TH 42PA20U P ...
Page 253: ...32 TH 42PA20U P ...