Philips 19PFL4505D/F7, Service Manual

Page: 30 / 64

9-2
PL10.9BLV
Video Block Diagram
DIGIT
AL MAIN CB
A UNIT
COMPONENT -Y
-IN
COMPONENT -Pb-IN COMPONENT -Pr-IN JK2731 JK2732 JK2733
VIDEO-IN
4
4
COM-VIDEO-Y
-IN
15
15
COM-VIDEO-Pb-IN
17
17
COM-VIDEO-Pr-IN
19
19
J
A
CK CB
A
CN702
CN2701
VIDEO-IN
27
3
JK2752 VIDEO-IN
COM-VIDEO-Y
-IN
20
10
COM-VIDEO-Pb-IN
18
12
COM-VIDEO-Pr-IN
16
14
MAIN CB
A
TU301
DIF-OUT1
12
DIF-OUT2
11
(TUNER UNIT)
IF-A
GC
10
CN302
CN3702
DIF-OUT1
26
26
IF-A
GC
24
24
DIF-OUT2
28
28
DIF-OUT1 DIF-OUT2
IF-A
GC
CN302
CN3702
VIDEO-IN
COM-VIDEO-Y
-IN
COM-VIDEO-Pr-IN
COM-VIDEO-Pb-IN
T
O
DIGIT
AL
SIGNAL PR
OCESS
BLOCK DIA
GRAM
WF1
WF2 WF3
WF4
VIDEO SIGNAL
AUDIO SIGNAL
JK3703 PC-RGB IN
1 2 3
13 14 15 12
V
GA-R-IN
V
GA-G-IN
V
GA-B-IN
V
G
A-HSYNC
V
GA-VSYNC
V
GA-SCL
V
G
A-SD
A