Video Signal Path Block Diagram - Panasonic PV-D4733S-K Service Manual

VIDEO SIGNAL PATH BLOCK DIAGRAM

MAIN C.B.A.
UHF/VHF TUNER/TV
DEMODULATOR UNIT
RF
17 VIDEO
V1
1.0 Vp-p
0.5 V 20 µs
VIDEO
IN 1
OPERATION I C.B.A.
J3012
(WITHOUT
SD DUB)
P6501 P6301
VIDEO
IN 2 1 1
A V1
0.25Vp-p
0.1 V 20 µs
B V1
0.21Vp-p
0.1 V 20 µs
C V1
2.2 Vp-p
C3064
20 µs
1 V
D
V1 2.2 Vp-p
20 µs
1 V
FROM SD P5002
SD VIDEO
BLOCK
2
DIAGRAM
NOT USED
(WITH SD)
C
P5001
DVD VIDEO
18
D
P5001
DVD S-Y
9
E
P5001
DVD S-C
FROM DVD II
11
BLOCK DIAGRAM F
P5001
DVD Y
20
G
P5001
DVD PB
22
H
P5001
DVD PR
24
V1 V1 0.69 Vp-p
0.52 Vp-p
0.2 V 20 µs 0.2 V
VIDEO 5
IC3101
CCD 1H DELAY
5 4
IC3001 TP3103 TP3101
(VIDEO SIGNAL PROCESS/HEAD AMP)
9 7
TUNER
100
REC
98 AGC
LINE 1
REC/PB LUMINANCE
96
PB
SIGNAL PROCESS
LINE 2
REC/PB CHROMINANCE
SIGNAL PROCESS
Y/C MIX
ART V/H MIX
93 5 90 92 83
A B
IC3201 (CNR)
(FROM IC6001(24))
V-LOCK PULSE
IC3101
1 8 19
Q3002,
BUFFER CCD 1H DELAY
Q3003
49
(WITH CNR)
NOT USED NOT USED
OSD
J3602 IC6001
CHARACTER
MIX
(WITH SD DUB)
47
(W/O SD)
J3601
IC3003 (SW)
SD
J3603
4
DVD
2
6
1
V1 0.21 Vp-p
0.1 V 5 ms
20 µs
(FROM IC6001(98)) ROTARY SW
(TO IC6001(85)) ENVELOPE VOLTAGE
24 26 28 20
AT ENVELOPE
DETECT
PB-Y
REC-Y
Y/C
MIX
REC-C
PB-C
LP/
SP
SLP
I 2 C
CONTROL
REC
81 78 77 87 88 14 21
OSC
X3010
CHROMA
(3.58MHz)
NOISE
5
REDUCTION
Q3402
AMP
10
(WITH CNR)
NOT USED
IC3002 (SW)
4
6
E V1 1.5 Vp-p G V1 1.15 Vp-p
0.5 V 20 µs 0.5 V 20 µs
F V1 H V1
2.2 Vp-p 1.15 Vp-p
NOT USED
1 V 20 µs 0.5 V 20 µs
REC VIDEO SIGNAL PB VIDEO SIGNAL SD VIDEO SIGNAL
P3501
37
6
P3501
38
5
L
P3501
39
R
4
P3501
40
3
P3501
42
2
P3501
43
1
R
44
L
LP/
SP
SLP
45
PB
31 50 49
(FROM IC6001(23)) HEAD SW PULSE
TP3002 (FROM IC6001(99)) HEAD AMP SW
2
(TO/FROM IC6001(17)) I C SERIAL DATA
2
(FROM IC6001(18)) I C SERIAL CLOCK
V1 0.24 Vp-p
V1
2.20 Vp-p
0.1 V 5 ms
1 V 20 µs
TP3001
DVD/SD
Q3001
2 BUFFER
VCR
NOT USED
1
D3612
(FROM IC6001(92))
DVD SELECT(H)
D3611
(WITH SD)
(FROM IC6001(58))
SD SELECT(H)
Y
C
PV-D4733S/PV-D4743/PV-D4743S/PV-D4743S-K
CYLINDER UNIT
PIN
6 VIDEO SP
L HEAD
PIN
5
VIDEO SP
PIN R HEAD
4
PIN
VIDEO
3
LP/SLP
PIN
R HEAD
2 VIDEO
LP/SLP
PIN
L HEAD
1
V1
1.35 Vp-p
0.5 V 5 ms
V1
1.54 Vp-p
0.5 V 5 ms
VIDEO OUT
S-VIDEO OUT
Y
PB/CB
PR/CR
VIDEO SIGNAL PATH BLOCK DIAGRAM