Philips DVP3150V/37 - Video Block Diagram

1-12-2
Video Block Diagram
MAIN CBA
Q391
TU701
VIDEO IN
VCR DVD
OUTPUT-SELECT
VIDEO OUT
TP751 V-OUT
5
17
REC VIDEO SIGNAL PB VIDEO SIGNAL DVD VIDEO SIGNAL MODE: SP/REC
WF1
BUFFER
SW CTL
IC751
(OUTPUT SELECT)
15
1 2
9 10 11
TO SERVO/SYSTEM CONTROL BLOCK DIAGRAM
DVD-VIDEO
TO DVD VIDEO/AUDIO BLOCK DIAGRAM <DVD SECTION>
OSD CHARACTER MIX
38
40
IC501
(OSD)
LUMINANCE
SIGNAL PROCESS
VIDEO (R)-1 HEAD
VIDEO (L)-1 HEAD
(DECK ASSEMBLY)
VIDEO(R)-1
VIDEO-COM
VIDEO(L)-1
CN253
1 2 3
VIDEO(L)-2
VIDEO-COM
VIDEO(R)-2
4 5 6
VIDEO
AGC
TUNER FRONT
REAR
RP
R
P
SYNC
SEPA
FBC
Y/C
MIX
CCD 1H
DELAY
R
P
YNR/COMB FILTER
CHROMINANCE
SIGNAL PROCESS
IC301 (VIDEO SIGNAL PROCESS/ HEAD AMP)
26
57
32 30
QV/QH
6dB
AMP
TO SERVO/SYSTEM CONTROL BLOCK DIAGRAM
TO SERVO/SYSTEM CONTROL BLOCK DIAGRAM
CYLINDER ASSEMBLY
RF-SW
RF-SW
59
V-ENV H-A-SW H-A-COMP
H-A-COMP
TP302
VIDEO (L)-2 HEAD
VIDEO (R)-2 HEAD
TP301
C-PB
D-V SYNC C-SYNC
D-V SYNC
25 53 24
YCA-SCL
14
36 37 39 34
Q301
BUFFER
28
58 60
SP EP
54
YCA-SDA
55
YCA-CS
SERIAL
I/F
VCA
CLAMP
69 70
SP HEAD AMP
EP HEAD AMP
72 73 74 65 66 67
ENV-DET
C-ROTA
C-ROTA/RF-SW
WF2
WF3
JK753 VIDEO -IN2 JK752 VIDEO -IN1
FRONT
REAR
JK751 VIDEO -OUT
REAR
(TUNER UNIT)
WF6
IC752
(INPUT SELECT)
15
2 1
INPUT-SELECT
TO SERVO/SYSTEM CONTROL BLOCK DIAGRAM
VCR DVD
SW CTL
9 10 11
E8A20BLV
“ “ = SMD
TEST POINT INFORMATION
:INDICATES A TEST POINT WITH A JUMPER WIRE ACROSS A HOLE IN THE PCB. :USED TO INDICATE A TEST POINT WITH A COMPONENT LEAD ON FOIL SIDE. :USED TO INDICATE A TEST POINT WITH NO TEST PIN. :USED TO INDICATE A TEST POINT WITH A TEST PIN.
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