Philips 22PFL4505D/F7 - Page 30

9-2
PL10.10BLV
Video Block Diagram
DIGITAL MAIN CBA UNIT
COMPONENT -Y-IN COMPONENT -Pb-IN COMPONENT -Pr-IN JK2731 JK2732 JK2733
VIDEO-IN4 4
COM-VIDEO-Y-IN
15 15
COM-VIDEO-Pb-IN
17 17
COM-VIDEO-Pr-IN
19 19
JACK CBA
CN702CN2701
VIDEO-IN 27
3
JK2752 VIDEO-IN
COM-VIDEO-Y-IN
2010
COM-VIDEO-Pb-IN
1812
COM-VIDEO-Pr-IN
1614
MAIN CBA
CN302 CN3702
DIF-OUT1
26 26
IF-AGC24 24 DIF-OUT228 28
DIF-OUT1 DIF-OUT2
IF-AGC
CN302
CN3702
VIDEO-IN
COM-VIDEO-Y-IN
COM-VIDEO-Pr-IN
COM-VIDEO-Pb-IN
TO DIGITAL SIGNAL PROCESS BLOCK DIAGRAM
WF1
WF2 WF3
WF4
VIDEO SIGNAL
AUDIO SIGNAL
JK3703 PC-RGB IN
1 2 3
13 14 15 12
VGA-R-IN
VGA-G-IN
VGA-B-IN
VGA-HSYNC
VGA-VSYNC
VGA-SCL
VGA-SDA
Either TU301 is used for Main CBA.
TU301
DIF-OUT1
12
DIF-OUT2
11
(TUNER UNIT)
IF-AGC
10
TU301
DIF-OUT1
11
DIF-OUT2
10
(TUNER UNIT)
IF-AGC
9
* *