Sanyo DWM-1000 Service Manual

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IC BLOCK DAIGRAM & DESCRIPTION
IC601 BA5937AFP (Power Driver)
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28 27 36 25 24 23 22 21 20 19 18 17 16 15
+
+
+
-
-
+
-
-
D
DD
x2
D
x2
x2 x2
DD
x2 x2
D
x2
D
x2
LEVEL
SHIFT
LEVEL
SHIFT
LEVEL
SHIFT
VCC(CH3)VCC(CH1,4)
VCC(CH2)
THERMAL
SHUT
DOWN
MUTE
CH1,4
FWD REV
LOGIC
VOLTAGE
CTRL
IC602 BA6849FP (CD-ROM Motor Driver)
A3
RNF
VM1
VM2
VCC
FG
PS
EC
ECR
FR
SB
CNF
VH
A2
A1
GND
H1+
H1-
H2+
H2-
H3+
H3-
2
28
27
26
25
24
23
22
21
20
18
17
15
4
7
8
9
10
11
12
13
14
+
-
+
-
+
-
+
-
+
-
+
-
+
-
DRIVER
GAIN
CONTROL
TSD
TL
PS
SHORT BRAKE
Hall bias
D
R
Q
Q
CK
V
CC
VCC
HALL AMP
TORQUE
SENSE AMP
CURRENT
SENSE AMP
N.C.
A
3
N.C.
A
2
N.C.
N.C.
A
1
R XF
V M 1
V
M 2
V
CC
FG
PS
E
C
E CR
FR
N.C.
SB
C
NF
N.C.
V
H
GND
H
1+
H 1-
H 2+
H 2-
H 3+
H 3
BA6849FP
Pin No.
1
2
3
4
5
6
7
8
9
10
11
12
13
14
Pin No.
15
16
17
18
19
20
21
22
23
24
25
26
27
28
Output
Output
Output
GND
Hall signsl input
Hall signal input
Hall signal input
Hall signal input
Hall signal input
Hall signal input
Description Description
Name
N.C.
A
3
N.C.
A
2
N.C.
N.C.
A
1
GND
H
1+
H 1-
H 2+
H 2-
H 3+
H 3-
Name
VH
N.C.
C NF
SB
N.C.
FR
E
CR
E C
PS
FG
V
CC
V M2
V M1
R NF
Hall vias
Phase compensation condenser
Short brake
Rotation detection
Output voltage control referrence
Output voltage control
Power save
FG signal output
Power source
Motor power source 2
Motor power source 1
Resistance(output current detection) connect
PIN NO. NAME DESCRIPTION
PIN NO.
NAME DESCRIPTION
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
DRIVER CH1 (-)
DRIVER CH1 (+)
DRIVER CH1
DRIVER CH1 GAIN
NOT USED
NOT USED
CH1,4 MUTE CONTROL
GND
NOT USED
VCC(CH2)
NOT USED
DRIVER CH2 LOARDING (+)
DRIVER CH2 LOARDING (-)
SUB STRAIGHT GND
LOARDING REV
LOARDING FWD
DRIVER CH3 (-)
DRIVER CH3 (+)
LOARDING
DRIVER CH3
VCC(CH3)
VCC(CH1,4)
BIAS
DRIVER CH4 GAIN
DRIVE CH4
DRIVER CH4 (+)
DRIVER CH4 (-)
SUB STRAIGHT GND
OUT-1
OUT-2
IN 1-1
IN 1-2
NC
NC
MUTE
GND
NC
VCC2
NC
OUT2-2
OUT2-1
GND
REV
FWD
OUT3-1
OUT3-2
LD IN
IN 3
VCC3
VCC1
Vref IN
IN 4-2
IN 4-1
OUT4-2
OUT4-1
GND
IC900 BA033FP (Regulater)
1
2
3
Vcc
GND
OUT
REFFERENCE
VOLTAGE
1
3
2
OUT
GND
V CC

Sanyo DWM-1000 Specifications

General

Brand	Sanyo
Model	DWM-1000
Category	Home Theater System
Language	English