Video Block Diagram - JVC LT-19DA9BJ Service Manual

VIDEO BLOCK DIAGRAM

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TU501
(TUNER UNIT)
DIF-OUT1 17
DIF-OUT2 16
IF-AGC 15
SCL 8
SDA 9
VIDEO-OUT 6
JK722
VIDEO-IN
JK751
VIDEO-IN 20
VIDEO-R 15
VIDEO-G 11
VIDEO-B 7
Q726
VIDEO-OUT 19 BUFFER
SLOW-SW 8
RAPID-SW 16
C Y
JK721
S-VIDEO-IN
JACK PWB
JK11
COMPONENT
-Y-IN
JK12
COMPONENT
-Pb-IN
JK13
COMPONENT
-Pr-IN
Q505
BUFFER
IC851
(INPUT SELECT)
2
15
1
SW CTL
9 10 11
Q744
BUFFER
Q734
Q731
CN11 CN107
1 COMP-Y 1
2 COMP-Pb 2
4 COMP-Pr 4
MAIN PWB
(No.YA683<Rev.001>)2-9
CN103A CN3704
20 DIF-OUT1 4
22 DIF-OUT2 2
18 IF-AGC 6
15 SCL 9
16 SDA 8
11 TU-CVBS 13
WF5 WF6 WF7
CN102A CN4503
1 VIDEO 25
3 VIDEO-R 23
4 VIDEO-G 22
5 VIDEO-B 21
13 TU-VIDEO 13
23 SLOW-SW1 3
22 FBIN1 4
WF4
CN103A CN3704
6 INPUT2 18
1 S-SW 23
WF2 WF3
CN101A CN3701
25 S-VIDEO-C 1
23 S-VIDEO-Y 3
18 COMP-Y 8
20 COMP-Pb 6
21 COMP-Pr 5
2-10(No.YA683<Rev.001>)
VIDEO SIGNAL
IC3824 (DEMODULATOR)
58 TS-DATA
MPEG2-TS
DEMODULATOR 13
57 INTERFACES
2 IF-AGC
64 SCL SCL 25
63 SDA SDA 26
VIDEO
VIDEO-R
VIDEO-G
VIDEO-B
TU-CVBS
DTV-CVBS
IC3823
(INPUT SELECT)
3
4
5
SW CTL
9 10 11
INPUT2
SLOW-SW1
FBIN1
S-VIDEO-C
S-VIDEO-Y
COMP-Y
COMP-Pb
COMP-Pr
DIGITAL MAIN PWB
AUDIO SIGNAL
TO DIGITAL
SIGNAL
PROCESS
BLOCK
DIAGRAM
SCL
TO SYSTEM
SDA CONTROL
BLOCK
DIAGRAM
TO DIGITAL
SIGNAL
PROCESS
BLOCK
DIAGRAM
TO SYSTEM
CONTROL
BLOCK
S-SW
DIAGRAM
TO DIGITAL
SIGNAL
PROCESS
BLOCK
DIAGRAM