14.21. DV-Board Block Diagram
SCL1
SDA1
SDA0
SCL0
SDA1
SCL1
15
6
1
6
2
R5122
10
96
Q5002
R5021
5
JK5002
HDMI Interface Board
97
7
86
R5129
R5018
3
2
JK5001
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
32
6
7
31
14
4
R5017
Q5018
6
30
Q5003
Q5011
R5138
Q5014
R5132
2
R5127
12
84
83
26
87
Q5013
11
Q5016
5
1
15
92
7
1
3
Q5019
R5177
R5125
5
91
R5128
R5144
89
11
40
67
64
23
47
56
100
21
14
95
80
82
1
6
17
93
71
6
3
1
2
13
16
R5143
Q5017
8
5
1
3
6
2
8
14
H
N.C.
CLK+
3
DV
H
-
18
5
AMP
WP
LATCH
Q5004,5008
7
8
AMP
AND
9
Q5005,5009
+
6
AMP
S_DATA0
+
Q5006,5007
IC5011
-
AMP
IC5008
+
AMP
LATCH
-
Q5015
SYNCHRONIZATION
+
Q5012
DV7
LATCH
EX.I/O
Hi=> MUTE
DVI R
-
TMDS
SEL AUDIO
16
+
S_CLOCK1
22
DECODER
A DAC PD
23
14
HPD
AUDIO DAC
-
DATA RECOVERY
S_CLOCK0
PLL
PANEL
D0+
IC5001
IC5006
D1G
DVI Y
L
DDC EEPROM
INTERFACE
IC5003
MCLK
SCL
DVI PB
S_CLOCK1
BICK
HPDT
SDTI
SDA
LRCK
27
AOUT L
WP
AOUT R
DDCG
DVI/HDMI SELECT
28
SMUTE/CSN
SCL
PDN
CLKG
DVI PR
D1-
S_DATA1
D0G
D2G
D0-
D1+
+5V
DVI I/F RECEIVER
+
DDC DATA
AUDIO MUTE
-
CLK-
S_DATA1
26
16
AUDIO MUTE
CEC
CABLE OUT -> Low : Mute
DVI L
CABLE IN -> Hi : Norm
1
3
+5V
R
+5V
2
AUDIO AMP
L
IC5007
L
D2-
D2+
VCC
PVCC
O
VCC
D
A
CVCCG
VCC
D
A
CVCCR
O
VCC
O
VCC
D
A
CVCC
A
VCC
A
VCC
O
VCC
A
VCC
D
A
CVCCB
PLL
VCC
VCC
VCC
A
VCC
25
INT
IC5010
AVR3.3V
+3.3V
SAD2
VCC
13
VCC
11
12
VCC
SUB9V
SUB9V
RESET
IC5005
SUB5V
SUB5V
8
9
AVR5V
IC5009
VCC
VCC
+5V
TO DG-BOARD
DG51
VCC
TH-42PX20U-P
DV-BOARD BLOCK Diagram
TH-42PX20U-P
DV-BOARD BLOCK Diagram
83
Summary of Contents for TH-42PX20U/P Operating
Page 9: ...6 2 Lead of Wiring 2 9 ...
Page 10: ...6 3 Lead of Wiring 3 10 ...
Page 11: ...6 4 Lead of Wiring 4 11 ...
Page 12: ...6 5 Lead of Wiring 5 12 ...
Page 34: ...15 2 Parts Location 2 34 ...
Page 35: ...15 3 Parts Location 3 35 ...
Page 36: ...36 ...
Page 37: ...15 4 Parts Location 4 15 5 Parts Location 5 37 ...
Page 38: ...38 ...
Page 42: ...17 2 Electrical Replacement Parts List 42 ...
Page 54: ...D12 K1KA07A00189 7P CONNECTOR 1 54 ...
Page 348: ...1 Applicable signals 4 TH 42PX20U P ...
Page 353: ...6 Location of Lead Wiring 6 1 Lead of Wiring 1 9 TH 42PX20U P ...
Page 354: ...6 2 Lead of Wiring 2 10 TH 42PX20U P ...
Page 355: ...6 3 Lead of Wiring 3 11 TH 42PX20U P ...
Page 356: ...6 4 Lead of Wiring 4 12 TH 42PX20U P ...
Page 357: ...6 5 Lead of Wiring 5 13 TH 42PX20U P ...
Page 358: ...6 6 Lead of Wiring 6 14 TH 42PX20U P ...
Page 367: ...9 4 IIC mode structure following items value is sample data 23 TH 42PX20U P ...
Page 376: ...32 TH 42PX20U P ...