1-11-2
Video Block Diagram
H9720BLV
IIC-BUS SDA
IIC-BUS SCL
CYLINDER ASSEMBLY
V(R)-1
V-COM
V(L)-1
CN251
1
2
3
(DECK ASSEMBLY)
VIDEO (R)-1
HEAD
SP
HEAD
AMP
EP
HEAD
AMP
REC FM
AGC
TO SERVO/SYSTEM
CONTROL BLOCK
DIAGRAM
TO SERVO/SYSTEM
CONTROL BLOCK
DIAGRAM
RF-SW
D-REC-H
C
C-ROTA
D-V-SYNC
H-A-SW
H-A-COMP
V-ENV
LUMINANCE
SIGNAL
PROCESS
CHROMINANCE
SIGNAL
PROCESS
V-ENV
H-A-COMP
H-A-SW
D-V-SYNC
RF-SW/C-ROTA
VIDEO (L)-1
HEAD
VIDEO (L)-2
HEAD
VIDEO (R)-2
HEAD
V(L)-2
V-COM
V(R)-2
4
5
6
TU701
IC301
(Y/C SIGNAL PROCESS)
IC501 (OSD)
REC-VIDEO SIGNAL
SERIAL
DECORDER
48
50
52
56
24
6
50
52
19
20
JK101
V-OUT1
V-IN1
61
63
96
95
94
93
90
89
88
87
CHARA.
INS.
CCD 1H DELAY
SP
BYPASS
MUTE
PB/EE
IN1
TUNER
IN1
TUNER
MUTE
PB/EE
FRT
IN2
FRT
IN2
AGC
PR
R
Y
C
P
RPRP
EP
Y. DELAY
Y/C
MIX
+
21
7978
AGC VXO
OSD
CHARACTER
MIX
FBC
1/2
58 59
65
2928
6968
46 43
84
83
71
62
70
D-REC-H
80
BUFFER
Q104
DVD
VCR
TP751
V-OUT
WF3
TP301
C-PB
WF2
TU-VIDEO
VIDEO
MAIN CBA
54
TP504
RF-SW
WF1
OUTPUT-SELECT
DVD-VIDEO
TO
SERVO/SYSTEM
CONTROL BLOCK
DIAGRAM
TO SERVO/SYSTEM
CONTROL BLOCK
DIAGRAM
TO SERVO/SYSTEM
CONTROL BLOCK DIAGRAM
X301
4.43MHz
DAVN-L
C-SYNC
C-SYNC
67
IC751
(OUTPUT SELECT)
4
3
5
11109
SW CTL
SW CTL
IC631 (VPS)
(TUNER UNIT)
VPS-V
IIC-BUS SDA
DAVN-L
IIC-BUS SCL
6
14
7
16
MODE: SP/RECPB-VIDEO SIGNAL DVD VIDEO SIGNAL
INPUT-SELECT
TU-VIDEO
V-IN1
TRICK-H
SECAM-H
IC370 (PAL/SECAM DECTECTOR)
PAL/SECAM
DETECTOR
17
14
18
2
16
29
1
28
25
PB-H OUT
44
V-OUT2
8
V-IN2
8
10 10
JACK-A CBA
19
20
JK1402
V-OUT2
V-IN2
CN2017
CN2018
BUFFER
Q103
JK752
V-IN
3
IC1404
(INPUT SELECT)
5
9
TO DVD
VIDEO/AUDIO
BLOCK DIAGRAM
<DVD SECTION>
" " = 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.
Comparison Chart of
Models & Marks
Model Mark
DVP620VR/00
DVP620VR/05
A
B
DVP620VR/02 C
A,B
4
FRONT
55
COLOR
-IN
C
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