DDS/
MASK
WDC
V IN2
REC L/
JVD
AGC TC1
Y IN
V IN1
32
22
21
20
19
18
17
31
30
29
28
27
26
25
V
CC
COMP
SYNC
24
23
DL IN1
AGC TC2
DL OUT1
CLAMP
TC2
DL OUT2
CLAMP
TC3
NC
CLAMP TC1 33
16 AGC TC3
CLAMP 1
W • PB
Y OUT 34
CLAMP
VCA 1
ON
AGC OFF
DOC TRAP
VCA 2
CLAMP 3
W • PB
CLAMP 2
15 COMB ADJ
VIDEO
AGC
CLAMP
SYNC
CLAMP
INSEL
S • REC
PB
+ +
DDS
Y MUTE
V OUT GND 35
VD/HD
INSERT
CLAMP
S • REC
W • PB
PB
Yd PB
PB
REC
PB
+
Yd PB
S • REC
+ACK • REC
S • REC
+ACK • REC
+ –
Y CORRE DET
DOP
14 Y COMB OUT
+
PB
REC
+
–
VIDEO OUT
+
–
EQ
REC
36
AGC DET
S • REC+PB
+
+
+ –
EQ
TRAP
E
REC
Sharpness
13 LIM C
f
sc
SHP
THROU
SYNC SEP
+
+ +
INV IN 37
ATT
PB
EDIT
REC
+
TRAP
LIM
W • PB
12
C TRAP
Block Diagram and Pin Configuration
(CXA1700AR)
PB • ACK
ATT
RF/V V
CC
38
–
HPF
PB+REC • CORR
NO CORR
11 VG1
BPF
+
ATT
REC • (S+443+EDIT+NO CORR)
Y RF OUT
CAR. CONT
DEV. CONT
LIM
TEST2
39
MOD
SMEAR. CONT
CLIP COMP
HHS
SWP
PB
10 DEEMPH IN
RF GND 40
W/D CLIP
LIM
SMEAR COMP
BUS
DECODER
DEMOD
LPF
REC
9
COMP TC
NOISE CANCELLER
CK
AFC
FL
EXT
C IN
APC
FL
GND
FSC
OUT
I REF
D. O.
PULSE
DC FB
X TAL
IN
X TAL
OUT
BF
VCO
V REG
CAM FSC
SHP
C OUT
C IN
—3—
CXA1700AR
REC
Y RF IN 41
Y EMPH
Y DE EMPH
HARD
CLIP
CLAMP
HHS CANCEL
SWP
8
7
6
REC C OUT
SMEAR CONT 42
DEMOD OUT
DEV CONT 43
HHK
TEST2
C SEL
PB
ACC
DET
ACC
CONT
SWP
NC TC IN
CARR CONT 44
AFC DET
AFC ID
APC ID
1/N
TEST1
REC
BF
REC
PB
ACC
AMP
CROMA
EMPH
REC
PB
BURST
EMPH
REC
CONV
REC C
LPF
5
ACK
SW
TEST1
EMPH IN
PB C IN
VCO
PB
45
1/8
CAR
CONV
CAR
BPF
4
BURST
DEEMPH
CROMA
DEEMPH
PB
REC
TEST1
SUB EMPH TC
SWP 46
APC
DET
90°
SHIFT
ACK
CAM REC
PB
REC
3
PB C
LPF
PB
CONV
CAR
INV
PI
PS
SWP
PB C
BPF
C MUTE
MAIN EMPH TC
ACK BID
DET
BID
FF
ACK
CONT
CS 47
VXO
XO
2
ACK
SW
MAIN EMPH OUT
f
o
AUTO
SI 48
1
C EMPH CONT
CXA1700AQ/AR
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
SONY [ SONY CORPORATION ]
