Philips DVP620VR/00, Сервисная инструкция

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1-11-2
Video Block Diagram
H9724BLV
IIC-B
US SD
A
IIC-B
US 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-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
P
R
R Y C
P
RP
R
P
EP
Y. DELAY
Y/C MIX
+
21 79
78
AGC
VXO
OSD CHARACTER MIX
FBC
1/2
58
59 65
29
28
69
68
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
DA
V
N
-L
C-SYNC
C-SYNC
67
IC751 (OUTPUT SELECT)
4
3 5
11
10
9
SW CTL
SW CTL
IC631
(VPS)
(TUNER UNIT)
VPS-V
IIC-B
US SD
A
DA
V
N
-L
IIC-B
US SCL
6
14
7
16
MODE: SP/REC
PB-VIDEO SIGNAL
DVD VIDEO SIGNAL
INPUT-SELECT
TU-VIDEO V-IN1
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 INFORMA
TION
:INDICA
TES A
TEST POINT
WITH A JUMPER
WIRE A
CR
OSS A HOLE IN
THE PCB
.
:USED
T
O INDICA
TE A
TEST POINT
WITH A COMPONENT LEAD ON FOIL SIDE.
:USED
T
O INDICA
TE A
TEST POINT
WITH NO
TEST PIN.
:USED
T
O INDICA
TE A
TEST POINT
WITH A
TEST PIN.
4
FR
ONT
55
COLOR -IN
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