Magnavox 19MF301B Service Manual Page 56

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9-7 FL11.0BBLV
2. Video Block Diagram
DIGITAL MAIN CBA UNIT
COMPONENT
-Y-IN
COMPONENT
-Pb-IN
COMPONENT
-Pr-IN
JK731
JK732
JK733
VIDEO-IN4 4
S-VIDEO-C-IN6 6
S-VIDEO-Y-IN88
S-VIDEO-SW5 5
COM-VIDEO-Y-IN
15 15
COM-VIDEO-Pb-IN
17 17
COM-VIDEO-Pr-IN
19 19
JACK CBA
CN702
CN701
VIDEO-IN 27
S-VIDEO-C-IN
28
S-VIDEO-Y-IN 26
27
28
26
JK751
S-VIDEO
-IN
CY
JK752
VIDEO-IN
S-VIDEO-SW-IN
1919
COM-VIDEO-Y-IN
2020
COM-VIDEO-Pb-IN
1818
COM-VIDEO-Pr-IN
1616
MAIN CBA
CN302 CN3006
DIF-OUT126 26
IF-AGC24 24
DIF-OUT228 28
DIF-OUT1
DIF-OUT2
IF-AGC
CN302 CN3006
VIDEO-IN
S-VIDEO-C-IN
S-VIDEO-Y-IN
S-VIDEO-SW
COM-VIDEO-Y-IN
COM-VIDEO-Pr-IN
COM-VIDEO-Pb-IN
TO DIGITAL
SIGNAL PROCESS
BLOCK DIAGRAM
WF1WF2
WF3
WF4 WF5
WF6
VIDEO SIGNAL
AUDIO SIGNAL
JK3001
PC-RGB
IN
IC3013
IC3014
1
2
3
13
14
15
12
VGA-R-IN
VGA-G-IN
VGA-B-IN
VGA-HSYNC
VGA-VSYNC
VGA-SCL
VGA-SDA
TU302
DIF-OUT1
11
DIF-OUT2
10
(TUNER UNIT)
IF-AGC
9
TU301
DIF-OUT1
12
DIF-OUT2
13
(TUNER UNIT)
IF-AGC
14
Either TU301 or TU302 is used for Main CBA.
*
*
BUFFER GATE
BUFFER GATE
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