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NV-DS50EN, NV-DS50ENT, NV-DS50A - Panasonic Movie Service Manual (repair manual). Page 28

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4
ANALOG VIDEO I/F BLOCK DIAGRAM
IC3002 (VIDEO SIGNAL PROCESS)
REAR C.B.A.
MAIN C.B.A.
VIDEO
JK7001
REC VIDEO SIGNAL
PB VIDEO SIGNAL
S-
VIDEO
JK7001
Y
C
B1201
23
B1
23
B1201
17
B1
17
B1201
24
B1
24
B1201
16
B1
16
46
50
53
+
BLANKING
CLAMP
BUFFER
BUFFER
GCA
LPF
ATT
GCA
BPF
ATT
55
28
Q3501
BUFFER
VIDEO
S-VIDEO
Q3502
IC3502
BUFFER
Q3503
BUFFER
LPF
LPF
IC3504  
IC3501 (SIGNAL INTERFACE)
AGC
FILTER
CLAMP
Y
Y
C
VIDEO
S-VIDEO
C
TBC
63
61
10
66
10 BIT A/D
CONVERTER
10 BIT A/D
CONVERTER
SERIAL
I/F
Y/C
SEPA.
MUTE
-ON
MUTE
-ON
MUTE
-ON
(FROM IC3001 (43))
A/V IN (H)
Y DATA (0-7)
27MHz CLOCK
LUMA
CHROMA
13.5MHz CLOCK
(FROM IC6001 (233))
 WIDE CONTROL
(FROM IC6001(221))
 Y GAIN CONTROL
(FROM IC6001 (222))
 C GAIN CONTROL
TO/FROM
SYSTEM CONTROL
BLOCK DAGRAM
FROM 
SYSTEM CONTROL
BLOCK DAGRAM
TO/FROM VIDEO 
SIGNAL PROCESS I
BLOCK DAGRAM
Y
C
VIDEO
+5V
35
39
38
31
COMP
Q3001
Q3002
Q3005
(WITH A/V SELECT)
(WITH S-JACK)
(WITH S-JACK)
Q3004
Q3003
36 
37
SYNC
SEPA.
35
65
81
67
IC3503 (SW)       
3
7
1
7
1
2
DEC
ACC
111
.
.
112
.
115
.
116
.
118
121
~
99
.
101
103
.
105
.
107
109
~~
C DATA (0-7)
59
146
RESET (L)
RESET (L)
(TO IC6001 (249))
 WIDE DET
(TO IC6001 (89))
 S-DETECT (L)
(FROM IC6001 (231))
 INPUT SELECT
(FROM IC6001 (122))
 SIF CS
(TO/FROM IC6001 (117,118))
 SIF SERIAL DATA
(FROM IC6001 (116))
 SIF SERIAL CLOCK
(FROM IC6001 (71))
 RESET (L) 
(TO IC6001 (76))
 SYNC DET
93
12
14
(WITH A/V SELECT)
ANALOG VIDEO I/F BLOCK DIAGRAM
NV-DS29EG/NV-DS29EGM/NV-DS29B/NV-DS29EGE/NV-DS30EG/NV-DS30EGM/NV-DS30B/NV-DS30EGE/NV-DS30EN/NV-DS30ENT/NV-DS30ENC/NV-DS30A/NV-DS50EN/NV-DS50ENT/NV-DS50A
NV-DS50EN / NV-DS50ENT / NV-DS50A
28
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