2-73
BVW-55
IC
1
2
3
4
5
6
7
8
9
10
11
12
13
14
1
2
3
4
5
6
7
8
9
10
11
12
13
14
—
O
O
—
O
O
O
O
O
O
—
O
O
—
A GND
AO2
AO3
NC
AO4
AO5
AO6
AO7
AO8
AO9
NC
AO10
AO11
AV
DD
15
16
17
18
19
20
21
22
23
24
25
26
27
28
PIN
NO.
PIN
NO.
—
O
I
—
I
O
O
I
I
I
—
I
O
—
V
DD
AO12
TST2
NC
TST1
OUT
DO
LOAD
DA
CLK
NC
CS
AO1
GND
I/O
SIGNAL
I/O
SIGNAL
GND
NC
NC
V
DD
28
27
26
25
24
23
22
21
20
19
18
17
16
15
21
20
27
2
3
5
6
7
8
9
10
12
13
16
DA
CS
LOAD
TST1
TST2
23
24
26
22
19
17
DO
OUT
AO1
AO2
AO3
AO4
AO5
AO6
AO7
AO8
AO9
AO10
AO11
AO12
NC
NC
AV
DD
AGND
C-MOS 12 CHANNELS 8-BITS D-A CONVERTER WITH 96-BIT EEPROM
—TOP VIEW—
MSM6524GS-KR1 (OKI)
0
1
; LOW LEVEL
; HIGH LEVEL
INPUT
CLK
CS
DA
LOAD
TST1, TST2
OUTPUT
AO0 - AO12
DO
OUT
MODE (1) WRITE
D0
1
D1
0
MODE SELECT
D2
0
D3
1
1st BYTE
D4
A0
D5
A1
ADDRESS SELECT
D6
A2
D7
A3
D0
10
D1
11
D2
12
D3
13
DA DATA SET
2nd BYTE
D4
14
D5
15
D6
16
D7
17
; SHIFT CLOCK
; WRITE MODE PROTECT
; SERIAL DATA
; LOAD INPUT OF 8-BIT SHIFT REGISTER
; TEST PINS
; 8-BIT D/A OUTPUTS
; LSB BIT DATA OF 8-BIT SHIFT REGISTER
; MONITOR PIN
MODE (2) LOAD
D0
1
D1
1
MODE SELECT
D2
1
D3
1
1st BYTE
D4
A0
D5
A1
ADDRESS SELECT
D6
A2
D7
A3
D0
10
D1
11
D2
12
D3
13
DA DATA SET
2nd BYTE
D4
14
D5
15
D6
16
D7
17
MODE (3) MEMORY TEST
D0
0
D1
0
MODE SELECT
D2
1
D3
1
1st BYTE
D4
A0
D5
A1
ADDRESS SELECT
D6
A2
D7
A3
D0
O0
D1
O1
D2
O2
D3
O3
MEMORY DATA OUTPUT
2nd BYTE
D4
O4
D5
O5
D6
O6
D7
O7
MODE SELECT
D0
1
1
0
D1
0
1
0
OTHERS
D2
0
1
1
D3
1
1
1
MODE SELECT
MODE1
MODE2
MODE3
DON'T CARE
ADDRESS SELECT
D4
A0
0
1
0
1
0
1
0
1
0
1
0
1
0
1
0
1
D5
A1
0
0
1
1
0
0
1
1
0
0
1
1
0
0
1
1
D6
A2
0
0
0
0
1
1
1
1
0
0
0
0
1
1
1
1
D7
A3
0
0
0
0
0
0
0
0
1
1
1
1
1
1
1
1
DON'T CARE
AO1
AO2
AO3
AO4
AO5
AO6
AO7
AO8
AO9
AO10
AO11
AO12
DON'T CARE
DON'T CARE
DON'T CARE
ADDRESS SELECT
D/A OUTPUT
0
1
; LOW LEVEL
; HIGH LEVEL
D0
10
0
1
0
1
0
1
0
1
0
D1
11
0
0
1
1
0
0
0
1
1
D2
12
0
0
0
0
1
1
1
1
1
D3
13
0
0
0
0
0
1
1
1
1
D4
14
0
0
0
0
0
1
1
1
1
D5
15
0
0
0
0
0
1
1
1
1
D6
16
0
0
0
0
0
1
1
1
1
D7
17
0
0
0
0
0
1
1
1
1
=
VOLA
+
(VOHA
_
VOLA)/256
x
1
=
VOLA
+
(VOHA
_
VOLA)/256
x
2
=
VOLA
+
(VOHA
_
VOLA)/256
x
3
=
VOLA
+
(VOHA
_
VOLA)/256
x
4
=
VOLA
+
(VOHA
_
VOLA)/256
x
5
=
VOLA
+
(VOHA
_
VOLA)/256
x
256
=
VOLA
+
(VOHA
_
VOLA)/256
x
254
=
VOLA
+
(VOHA
_
VOLA)/256
x
255
=
VOLH
D/A OUTPUT
CLOCK
CONTROL
CLK
DA
24
23
D0
OUT
AO1 - AO12
2, 3, 5 - 10
12, 13, 16, 27
CS
LOAD
TST2
TST1
21
20
26
22
17
19
8-BIT
SHIFT
REGISTER
8
8
8
8
8
DA DATA SET
SENSE
AMP.
DATA
SET
ADDRESS
GEN.
AUTO
READ
CONTROL
TIMER
POWER
ON
RESET
CMD
DECODER
CMD
CONTROL
EEPROM
(8
x
12 BITS)
D/A CONVERTERS
BUFFERS
LATCHS
(8-BIT
x
12)
96
12
12
DATA
OUTPUT
CONTROL
Содержание BVW-55
Страница 1: ...VIDEOCASSETTE RECORDER BVW 55 MAINTENANCE MANUAL Part 1 1st Edition Serial No 10001 and Higher ...
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Страница 50: ...1 40 BVW 55 1 2 3 4 5 6 7 8 9 d l s d l 1 15 Fixtures and Adjustment Equipment List ...
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Страница 150: ...Printed in Japan Sony Corporation 1999 3 08 Broadcasting Professional Systems Company 1999 BVW 55 UC E 3 202 213 01 1 ...
Страница 151: ...VIDEOCASSETTE RECORDER BVW 55 MAINTENANCE MANUAL Part 2 Volume 1 1st Edition Serial No 10001 and Higher ...
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Страница 169: ...1 9 BVW 55 P2 1 2 Fixtures and Adjustment Equipment List 1 2 3 4 5 6 7 8 9 d l s d l ...
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Страница 386: ...Printed in Japan Sony Corporation 1999 7 08 Broadcasting Professional Systems Company 1999 BVW 55 UC E 9 967 828 01 ...
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Страница 396: ...1 2 BVW 55 ...
Страница 407: ...1 13 BVW 55 Bottom Side of Mechanical Deck 407 407 411 410 404 405 404 405 401 402 403 404 405 403 406 409 408 ...
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Страница 909: ...5 27 b BVW 55 5 27 b CN101 CN301 CN302 CN303 CN901 MB 838 B SIDE SUFFIX 12 MB 838 MB 838 ...
Страница 911: ...5 27 a BVW 55 5 27 a CN101 CN301 CN302 CN303 CN901 MB 838 B SIDE SUFFIX 11 MB 838 MB 838 ...
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Страница 942: ...Printed in Japan Sony Corporation 1999 7 08 Broadcasting Professional Systems Company 1999 BVW 55 J UC J E 9 967 829 01 ...