Sony Digital Photo Printer DPP-EX7, Руководство по обслуживанию, Страница: 11 / 42

5-3
DPP-EX7 V2
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DUAL MOTOR DRIVER
—TOP VIEW—
GND GND
INPUTS
DEC A, DEC B,
DEC C, DEC D
ENA A, ENA B,
ENA C, ENA D
PHA A, PHA B,
PHA C, PHA D
OUTPUTS
OUT A, OUT B,
OUT C, OUT D,
OUT A * , OUT B * ,
OUT C * , OUT D *
OTHERS
CR A, CR B,
CR C, CR D
R
S
A, R
S
B,
R
S
C, R
S
D
V
MM
A, V
MM
B,
V
MM
C, V
MM
D
V
REF
A, V
REF
B,
V
REF
C, V
REF
D
: DECAY
: ENABLE
: PHASE
: OUTPUT
: C AND R CONNECTION
: RS CONNECTION
: POWER SUPPLY VOLTAGE FOR MOTOR
: VOLTAGE REFERENCE
1
2
3
4
5
6
7
8
9
10
PIN
NO.
O
—
O
—
—
I
I
I
—
—
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14
15
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17
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19
20
21
22
23
24
25
26
27
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29
30
31
32
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34
35
36
37
38
39
40
PIN
NO.
PIN
NO.
PIN
NO.
I/O SIGNAL I/O SIGNAL I/O SIGNAL I/O SIGNAL
—
—
I
I
I
—
—
O
—
O
O
—
O
—
—
I
I
I
—
—
—
—
I
I
I
—
—
O
—
O
OUT B
*
R
S
B
OUT B
V
MM
B
V
REF
B
PHA B
ENAB
DEC B
CR B
V CC
V
CC
CR C
DEC C
ENA C
PHA C
V
REF
C
V
MM
C
OUT C
R
S
C
OUT C *
OUT D *
R
S
D
OUT D
V
MM
D
V
REF
D
PHA D
ENA D
DEC D
CR D
NC
NC
CR A
DEC A
ENA A
PHA A
V
REF
A
V
MM
A
OUT A
R
S
A
OUT A
*
ENA A, ENA B,
ENA C, ENA D
0
0
1
PHA A, PHA B,
PHA C, PHA D
0
1
x
OUT A, OUT B,
OUT C, OUT D
0
1
OFF
OUT A * , OUT B * ,
OUT C
*
, OUT D
*
1
0
OFF
0
1
x
: LOW LEVEL
: HIGH LEVEL
: DON’T CARE
MTD2009J-4072 (SHINDENGEN)
OUT A OUT A
*
V
MM
A
V
MM
B
OUT B
*
OUT B
38 40 37
4 1 3
+
_
BLANKING
ONE SHOT
BLANKING
ONE SHOT
CR A
V
REF
A
R
S
A
32 36 39
R
S
B
V
REF
B
2 5
CR B
9
+
_
CURRENT
SENSOR
CURRENT
SENSOR
GATE CIRCUIT GATE CIRCUIT
OUT C OUT C
*
V
MM
C
18 20 17
V
MM
D
OUT D
*
OUT D
24 21 23
+
_
BLANKING
ONE SHOT
BLANKING
ONE SHOT
CR C
V
REF
C
R
S
C
12 16 19
R
S
D
V
REF
D
22 25
CR D
29
+
_
CURRENT
SENSOR
CURRENT
SENSOR
GATE CIRCUIT GATE CIRCUIT
ENA B DEC B PHA B
14 13 15
ENA C DEC C PHA C
14 13 15
TEMPERATURE
SENSOR
130 d C 150 d C
ENA A
DEC A
PHA A
34
33
35
ENA D
DEC D
PHA D
27
28
26
GND GND
IC