Sony DSR-1 Service Manual page 123

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CXA1761R-T4 (SONY)
EQUALIZER FOR DIGITAL VCR
–TOP VIEW–
37
24
38
V
23
CC1(+6.6V)
39
V
22
CC1(+6.6V)
40
21
41
20
42
19
43
V
18
CC1(+6.6V)
44
17
45
GND
16
46
GND
15
47
14
48
13
PIN
PIN
I/O
SIGNAL
I/O
SIGNAL
NO.
NO.
1
I
JSWP
25
I
EVR4
2
O
DCS OUT
26
I
REF1
3
I
EQ IN
27
I
REF2
4
I
EQ CONT1
28
I
EVR1B
5
I
EQ CONT2
29
I
EVR1A
6
I
DECUP1
30
I
DECUP2
7
I
EQ SEL
31
I
V
CC2(+3.3V)
8
I
V
32
I
EQ CONT4
CC1(+6.6V)
9
O
SW OUT
33
I
EQ CONT3
10
GND
34
I
PS REF1
11
I
VCA IN1
35
I
PS REF2
12
I
VCA IN2
36
I
DO LEVEL
13
I
EVR2B
37
I
ENV CONST
14
I
EVR2A
38
I
REF CONST
15
O
VCA OUT
39
O
DO OUT
16
GND
40
O
REF OUT
17
I
AGC IN1
41
O
ENV OUT
18
I
AGC IN2
42
I
IN1
19
I
AGC REF
43
I
V
CC1(+6.6V)
20
O
AGC OUT
44
I
DC1
21
I
BUFF COUT
45
I
DC2
22
I
V
46
GND
CC1(+6.6V)
23
I
V
47
I
IN2
CC1(+6.6V)
24
I
AGC CONT
48
I
REC/PB
1
JSWP
25
EVR4
EVR
PEAK
24
AGC CONT
DET
17
AGC IN1
VCA
BUFF
18
AGC IN2
19
AGC REF
21
BUFF CONT
44
DC1
DC
42
IN1
SERVO
48
BUFF
REC/PB
47
DC
IN2
SERVO
ENV
D.O.
45
DET
DC2
36
DO LEVEL
37
ENV CONST
38
REF CONST
DSR-1/1P/V2
1
JSWP
24
AGC CONT
25
EVR4
21
BUFF CONT
19
AGC REF
17
AGC IN1
20
AGC OUT
18
AGC IN2
42
IN1
2
44
DC1
DCS OUT
47
IN2
45
DC2
48
REC/PB
36
39
DO LEVEL
DO OUT
37
41
ENV CONST
ENV OUT
38
40
REF CONST
REF OUT
11
15
VCA IN1
VCA OUT
12
VCA IN2
14
EVR2A
13
EVR2B
9
3
EQ IN
SW OUT
4
EQ CONT1
5
EQ CONT2
33
EQ CONT3
32
EQ CONT4
6
DECUP1
30
DECUP2
29
EVR1A
28
EVR1B
26
REF1
27
REF2
34
PS REF1
35
PS REF2
7
EQ SEL
EVR
14
EVR2A
SEL
13
EVR2B
20
11
AGC OUT
VCA IN1
VCA1
12
VCA3
VCA IN2
26
REF1
2
30
DCS OUT
DECUP2
32
EQ CONT4
33
EQ CONT3
39
34
DO OUT
PS REF1
41
ENV OUT
40
3
REF OUT
EQ IN
AMP
29
EVR1A
EVR
28
EVR1B
SEL
35
PS REF2
5
EQ CONT2
4
EQ CONT1
6
DECUP1
27
REF2
7
EQ SEL
CXD8525N-E2 (SONY)
4-LINE SERIAL/IIC BUS CONVERTER
-TOP VIEW-
CSB
1
V
(+3V)
20
DD
DTS
2
19
SDA
DTM
3
18
SCL
SCKB
4
17
TEST4
TEST3
BUSY
5
16
RSTB
6
15
TEST2
MODE2
7
14
TEST1
EXCLK
8
13
TEST0
MODE1
OSC2
9
12
10
GND
11
MODE0
15
BUFF
VCA OUT
EQ
PHASE
A
SHIFTER
9
SW OUT
EQ
PHASE
B
SHIFTER
8
9
EXCLK
OSC2
1
18
CSB
SCL
4
19
SCKB
SDA
2
3
DTS
DTM
6
5
RSTB
BUSY
11
17
MODE0
TEST4
12
MODE1
7
MODE2
13
TEST0
14
TEST1
15
TEST2
16
TEST3
14-9
IC

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