Atsc Interface - VIORE PDP4210EA Service Manual

A
+12V +12V 1,7,10,14
TXD TXD 1,3
RXD RXD 1,3
DVIVSYNC DVIVSYNC 3,9
DVI HSYNC DVIHSYNC 3,9
DVIDE DVIDE 3,9
5V
DVIODCK DVIODCK 3,9
8205UP1_3 8205UP1_3 3
4
DACMCLK
DACMCLK 3,12
DACBCLK
DACBCLK 3,12
DACLRC
DACLRC 3,12
READY# READY# 3
REQUEST# REQUEST# 3
OGO4
OGO4 3,9
OGO5
OGO5 3
OGO6
OGO6 3,7
VI[0..23] VI[0..23] 3,9
OGO3
OGO3 3
OGO1
OGO1 3
OGO2
OGO2 3
OGO0
OGO0 3
SW
SW 3
PCRXD TXD
PCRXD 1
PCTXD
PCTXD 1
WE# RXD_2
WE# 3
PWR#
PWR# 5
G ND
3
74HCT04A/NC
DV33A
R248
DV33A
10k
5VSB
2
SW
R251
0
R252 R253
10k/NC 10k
JP3
2
1 3
3x1
JP3/DIP/P2.54
U29 DV33A
WE#
1 14
2 13
3 12
4 11
SW
5 10
PWR#
6 9
7 8
1
74LVC00A/NC
A
B
12V
CE77 CE78
CB133
+ +
0.1uF CB134
0.1uF
220uF/16v 220uF/16v
LO = > DTV BOARD POWER ON
HI = > DTV BOARD POWER OFF
5VSB
DV33A DV33A
R338 R339
0/NC 0/NC
R244
10k
U28
1 14
TXD_2
2 13
3 12
R245
4 11
RXD OGO5
1
5 10
6 9
0
7 8
Add by MTK
5VSB
R249
10k/NC
5VSB
DV33A
L46
MTK Modify
FB/NC
U25
1 16
S VCC
TXD_2
2 15
I0A E#
PCTXD PCTXD
3 14
I1A I0D
RXD
4 13
YA I1D
RXD_2 RXD_0
5 12
I0B YD
PCRXD PCRXD
6 11
I1B I0C
TXD
7 10
YB I1C
TXD_0
8 9
GND YC
IDTQS3VH257
TSSOP16/SMD
Function
SW
PC <---> MT5351 U0
0
MT5351 U2 <---> MT8205
PC <---> MT8205
1
PC -----> MT5351 U0RX
B
C
U24
8 1
D1 S1
7 2
D1 G1
+12V
6 3
D2 S2
5 4
D2 G2
IRF7314
SOIC8/SMD
+12V
R242 R243
22k 22k
C120 C121
1uF
Q9 1uF
2N3904
SOT23/SMD
DV33A
DV33A
R246
10k R247
10k
READY#
R250
Q10 READY0#
1
2N3904
SOT23/SMD
L47 0/NC
FB
DV33A
DV33A
R254
10k R255
10k
REQUEST#
R256
Q11 REQUEST0#
1
2N3904
SOT23/SMD
0/NC
C
D
VCC
DV33A
C135
56pF
74LVC244A
U30
OGO4
20 19
VCC 2G
10 1
GND 1G
OGO3
3 17
2Y4 2A4
OGO1
5 15
2Y3 2A3
OGO2
7 13
2Y2 2A2
OGO0
9 11
2Y1 2A1
VI0
12 8
1Y4 1A4
VI1
14 6
1Y3 1A3
VI2
16 4
1Y2 1A2
VI3
18 2
1Y1 1A1
U31 74LVC244A
20 19
VCC 2G
10 1
GND 1G
VI4
3 17
2Y4 2A4
VI5
5 15
2Y3 2A3
VI6
7 13
2Y2 2A2
VI7
9 11
2Y1 2A1
VI8
12 8
1Y4 1A4
VI9
14 6
1Y3 1A3
VI10
16 4
1Y2 1A2
VI11
18 2
1Y1 1A1
U32
74LVC244A
20 19
VCC 2G
10 1
GND 1G
VI12
3 17
2Y4 2A4
VI13
5 15
2Y3 2A3
VI14
7 13
2Y2 2A2
VI15
9 11
2Y1 2A1
VI16
12 8
1Y4 1A4
VI17
14 6
1Y3 1A3
VI18
16 4
1Y2 1A2
VI19
18 2
1Y1 1A1
U33
74LVC244A
20 19
VCC 2G
10 1
GND 1G
VI20
3 17
2Y4 2A4
VI21
5 15
2Y3 2A3
VI22
7 13
2Y2 2A2
VI23
9 11
2Y1 2A1
DVI HSYNC
12 8
1Y4 1A4
DVIVSYNC
14 6
1Y3 1A3
DVIDE
16 4
1Y2 1A2
DVIODCK
18 2
1Y1 1A1
WHEN OGO4 HIGH , DVI OUPUT
WHEN OGO4 LOW ,ATSC OUPUT
Title
Size
Custom
Date:
D
E
Trace width of 12V>30mil
Trace width of 5V >40mil
J17
1
12V
2
3
G ND
4
5
6
5V
7
8
"GND Need Very Strong"
DIP8/W/H/P2.54
TXD_0:MT5351 Transmit
RXD_0:MT5351 Receiver
TXD_2:MT5351& MT8205 Communication
RXD_2:MT5351& MT8205 Communication
J18
TXD_0
1
RXD_0
2
RXD_2
3
TXD_2
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
8205UP1_3
46
READY0#
47
REQUEST0#
48
49
50
CON50
ADD 22/9
Doc Number R ev

ATSC INTERFACE

V1.2
Wednesday, October 12, 2005 Sheet 13 o f 15
E
4
3
2
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