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Video Block Diagram - Philips DVD740VR/051 Service Manual

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Video Block Diagram

NOTE FOR WIRE CONNECTORS:
"
" = SMD
1. PREFIX SYMBOL "CN" MEANS CONNECTOR.
(CAN DISCONNECT AND RECONNECT.)
2. PREFIX SYMBOL "CL" MEANS WIRE-SOLDER
HOLES OF THE PCB.
(WIRE IS SOLDERED DIRECTLY.)
IC631 (VPS)
DAVN-L
14
IIC-BUS SDA
6
IIC-BUS SCL
7
VPS-V
16
TU701
VIDEO
6
TU-VIDEO
24
FRONT JACK CBA
CN651
CN505
7
V-IN-F
7
JK653
V-IN-F
FROM DVD
DVD-VIDEO
VIDEO BLOCK
WF1
JK101
TP751
Q104
V-OUT
V-OUT1
19
BUFFER
20
V-IN1
JK102
Q103
V-OUT2
19
BUFFER
20
V-IN2
IC751 (SW)
DVD
3
4
VCR
5
SW CTL
9
10
11
Q752
1-10-3
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.
IC501 (OSD)
Q301
OSD
50
CHARACTER
52
BUFFER
MIX
IC301
(Y/C SIGNAL PROCESS)
65
TUNER
48
BYPASS
AGC
IN1
50
IN2
52
FRT
54
56
IN2
FRT
PB/EE
CHARA.
MUTE
INS.
TUNER
IN1
PB/EE
MUTE
FBC
R
61
AGC
63
58
59
OUTPUT SELECT
TO SERVO/SYSTEM
CONTROL BLOCK
DAVN-L
IIC-BUS SDA
TO SERVO/SYSTEM
CONTROL BLOCK
IIC-BUS SCL
68
69
46
43
78
79
SERIAL
DECORDER
Y. DELAY
R
P
LUMINANCE
SIGNAL
PROCESS
Y
CCD 1H DELAY
REC FM
+
AGC
1/2
C
CHROMINANCE
SIGNAL
PROCESS
R
P R
P
P
Y/C
MIX
VXO
28
29
21
TP301
X301
4.43MHz
C-PB
WF3
REC-VIDEO SIGNAL
PB-VIDEO SIGNAL
DVD VIDEO SIGNAL
MAIN CBA
DVD-R
FROM DVD VIDEO BLOCK
DVD-G
<DVD SECTION>
DVD-B
CL251
V(R)-1
96
V-COM
SP
SP
95
V(L)-1
HEAD
94
AMP
EP
V(L)-2
93
V-COM
V(R)-2
90
WF2
EP
89
HEAD
TP504
88
AMP
RF-SW
87
D-REC-H
D-REC-H
80
RF-SW
C-ROTA
RF-SW/C-ROTA
70
D-V-SYNC
D-V-SYNC
62
H-A-SW
H-A-SW
71
H-A-COMP
H-A-COMP
83
V-ENV
V-ENV
84
1-10-4
MODE: SP/REC
JK101
15
R
11
G
7
B
(DECK ASSEMBLY)
CYLINDER ASSEMBLY
1
VIDEO (R)-1
HEAD
2
3
VIDEO (L)-1
HEAD
4
5
VIDEO (L)-2
6
HEAD
VIDEO (R)-2
HEAD
TO SERVO/SYSTEM
CONTROL BLOCK
H9330BLV

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