Sanyo DWM-1000 Service Manual

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IC BLOCK DAIGRAM & DESCRIPTION
IC110,111,117 EM636165TS,KM416S1120DT, K4S161622D
(1 Mega x 16 Synchronous DRAM)
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
V DD
DQ0
DQ1
V
SSQ
DQ2
DQ3
V
DDQ
DQ4
DQ5
V
SSQ
DQ6
DQ7
V
DDQ
LDQM
WE#
CAS#
PAS#
CS#
A11
A10
A0
A1
A2
A3
V
DD
V SS
DQ15
DQ14
V
SSQ
DQ13
DQ12
V
DDQ
DQ11
DQ10
V
SSQ
DQ9
DQ8
V
DDQ
NC
UDQM
CLK
CKE
NC
A9
A8
A7
A6
A5
A4
V
SS
50
49
48
47
46
45
44
43
42
41
40
39
38
37
36
35
34
33
32
31
30
29
28
27
65
IC112,113 MC74VHC244, TC74VHC244
(AFT Non-Inverted, 3-state Output)
2
4
6
8
11
13
15
17
18
16
14
12
9
7
5
3
1
19
YA1
B3
B1
B2
YA2
YB1
A2
YA3
YA4
NONINVERTING
OUTPUTS
DATA
INPUTS
OUTPUT
ENABLES
YB4
YB2
YB3
A3
A4
B4
A1
OEA
OEB
A, B YA, YB
FUNCTION TABLE
INPUTS OUTPUTS
L
H
Z
L
H
X
L
L
H
OEA, OEB
IC130 BMR-0302E (Reset)
V0
VCC
GND
IC131 PCM1723E (D/A Converter)
1
2
3
4
5
6
7
8
9
10
11
12
24
23
22
21
20
19
18
17
16
15
14
13
XTI
SCKO
VCP
NC
MCKO
ML
MC
MD
RSTB
ZERO
VOUTR
GNDA VCA
VOUTL
CAP
BCKIN
DIN
LRCIN
NC
RSV
VDD
GNDD
GNDP
XTO
1
2
3
4
5
6
7
8
9
10
17
18
19
20
11
12
13
14
15
16
Vcc
YB2
YB3
A3
YA1
B4
YA3
A1
YA2
B3
B1
B2
YA4
YB4
A2
GND
A4
YB1
OEA
OEB
PIN ASSIGNMENT
IC132 NJM4560M (OPE AMP)
1A: OUT
A: -IN
A: +IN
V
EE
2
3
4
8Vcc
B: OUT
B: -IN
B: +IN
7
6
5
BA
IC133,135,137 TC7SH08FU, NC7SZ08P5
(2 Input and Gate)
4
2
1
5
VCC
GND
IN A
IN B
OUT Y
3
IC136 TC7SHU04FU, NC7SZU04P5 (Inverter)
4
2
1
5
VCC
GND
IN A
NC
OUT Y
3

Sanyo DWM-1000 Specifications

General

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