4-41
IC301 (BD7956FS) : CD-ROM/DVD-ROM 7CH POWER DRIVER
• BLOCK DIAGRAM
LEVEL
SHIFT
LEVEL
SHIFT
BOTTOM
HOLD
Current
Limit
FF
FF
TSD
Tjmonitor
LIMIT
LIMIT
HB
PWM
Hall matrix
50k
100k
50k
50k
100k
100k
100k
LEVEL
SHIFT
LEVEL
SHIFT
PRE
LOGIC
PRE
LOGIC
STBY/
BRAKE
CONTROL
FG
FG
fin
fin
OSC
50k
47k
33.6k
33.6k
1
54
LDO-
ACO1+
53
ACO1-
52
ACO2+
51
ACO2-
50
ACO3+
49
ACO3-
48
AV
47
ACTIN3
46
LDIN
45
AGND
44
SPCNF
43
FG
42
V
41
fin
40
SLO1+
39
SLO1-
38
SLO2+
37
SLO2-
36
SLGND
35
CTL2
34
CTL1
33
SLRNF2
32
SLRNF1
31
SLV
DD
C
M
30
SLIN2
29
SLIN1
28
DVcc
2
LDO+
3
Vcc
4
ACTIN1
5
ACTIN2
6
TJMON
7
BTHC
8
SPVM_S
9
PGND1
10
PGND2
11
U
12
SPV 1
13
V
M
M
14
fin
15
PGND3
16
W
17
SPV 2
18
SPRNF
19
HB
20
HU+
21
HU-
22
HV+
23
HV-
24
HW+
25
HW-
26
SPIN
27
DGND
Содержание DR165
Страница 45: ...3 40 3 41 A 1 2 3 4 5 6 7 8 9 10 11 12 B C D E F G H I J K L M N O P Q R S T 2 MAIN POWER CIRCUIT DIAGRAM ...
Страница 46: ...3 42 3 43 A 1 2 3 4 5 6 7 8 9 10 11 12 B C D E F G H I J K L M N O P Q R S T 3 MPEG CIRCUIT DIAGRAM ...
Страница 48: ...3 46 3 47 A 1 2 3 4 5 6 7 8 9 10 11 12 B C D E F G H I J K L M N O P Q R S T 5 LOADER DV CIRCUIT DIAGRAM ...
Страница 49: ...3 48 3 49 A 1 2 3 4 5 6 7 8 9 10 11 12 B C D E F G H I J K L M N O P Q R S T 6 I O µ COM CIRCUIT DIAGRAM ...
Страница 51: ...3 52 3 53 8 DECODER CIRCUIT DIAGRAM A 1 2 3 4 5 6 7 8 9 10 11 12 B C D E F G H I J K L M N O P Q R S T ...
Страница 57: ...3 64 3 65 PRINTED CIRCUIT DIAGRAMS 1 MAIN P C BOARD TOP SIDE ...
Страница 58: ...3 66 3 67 2 MAIN P C BOARD BOTTOM SIDE ...
Страница 59: ...3 68 3 69 3 I O P C BOARD TOP VIEW BOTTOM VIEW 4 JUNCTION P C BOARD TOP VIEW BOTTOM VIEW ...
Страница 77: ...4 17 2 DISC SPECIFICATION 3 DISC MATERIALS 1 DVD ROM Single Layer Dual Layer ...
Страница 102: ......
Страница 103: ...4 42 4 43 CIRCUIT DIAGRAMS 1 DSP CIRCUIT DIAGRAM A B C D E F G H I J K L M N O P Q R S T ...
Страница 104: ...4 44 4 45 2 RF CIRCUIT DIAGRAM A B C D E F G H I J K L M N O P Q R S T ...
Страница 105: ...4 46 4 47 3 DRIVE CIRCUIT DIAGRAM A B C D E F G H I J K L M N O P Q R S T ...
Страница 107: ...4 50 4 51 PRINTED CIRCUIT DIAGRAMS 1 MAIN P C BOARD TOP VIEW ...
Страница 108: ...4 52 4 53 2 MAIN P C BOARD BOTTOM VIEW ...