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DVP-S9000ES
4-21
4-22
SDRAM
MB-91 (2/12)
MB-91 (SDRAM) SCHEMATIC DIAGRAM
• See page 4-15 for printed wiring board.
– Ref. No.: MB-91 board; 1,000 series –
• Waveforms
1
IC602
qg
3.2 Vp-p (2.82 MHz)
2
IC602
qh
3.2 Vp-p (44.1 kHz)
3
IC602
ea
3.2 Vp-p (4.23 MHz)
4
IC602
uh
3.9 Vp-p (27 MHz)
5
IC602
<zc.>
3.1 Vp-p (H)
6
IC602
<zc,>
3.1 Vp-p (V)
7
IC602
<zzz>
DVD: 3.2 Vp-p (48.0 kHz)
CD : 3.2 Vp-p (44.1 kHz)
8
IC602
<zz/>
DVD: 3.2 Vp-p (3.07 MHz)
CD : 3.2 Vp-p (2.82 MHz)
9
IC602
<z/n>
,
<z/m>
DVD: 3.3 Vp-p (24.58 MHz)
CD: 3.3 Vp-p (22.58 MHz)
B+
B+
B+
B+
B+
B+
B+
B+
B+
B+
B+
B+
3.3
1.3
1.2
0.9
1.2
3.3
1.7
1
1
D1.2/C2.2
3.3
0
3.1
3
3
2.8
D*/C0.2
0.1
0.1
0.1
D*/C0.2
D*/C0.2
3.3
D*/C0.2
D*/C0.2
D*/C0.2
D*/C0.2
0.1
0.1
3.3
1.9
0
3.3
1.4
1.7
D0.9/C1.7
1.8
3.3
D1.1/C1.6
D1.7/C1.2
1.1
D1.3/C1.9
0.1
3.3
1.9
D*/C0.2
D0.9/C1.7
3.3
D1.3/C1.9
1.8
1.1
D1.1/C1.6
D*/C0.2
D*/C0.2
0
0.1
D1.7/C1.2
1.4
3.3
D*/C0.2
1.7
3.3
D*/C0.2
0.1
0.1
1.2
1.3
1.7
0
1
0.1
D*/C0.2
3.3
1.2
0.9
3
1
3.1
3.3
3
D1.2/C2.2
3
3.3
D*/C0.2
*:IMPOSSIBLE TO MEASURE THE
VOLTAGE AT THE MARKED POINTS.
NO MARK:DVD/CD PLAY
D:DVD PLAY
C:CD PLAY
D+3.3V
4
1
A
10V
10u
C649
5
6
FL607
0.01u
C648
7
0.01u
C646
8
PDO7
0.01u
C645
9
PDO6
0.01u
C647
10
PDO5
1
0.01u
C644
11
PDO4
PDO1
MT48LC1M16A1TG-7S
IC603
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
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
PDO2
2
MT48LC1M16A1TG-7S
IC604
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
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
0.01u
C643
PDO3
PDO0
3
DDT4
DAD6
DDT5
DAD4
DDT3
DAD5
DDT6
DAD11
DAD10
DDT7
DAD0
DDT8
DAD1
DDT9
DAD2
DDT10
DAD3
DDT11
DAD11
DDT13
DAD10
DDT14
DAD0
DDT15
DAD1
DDT0
DAD2
DDT1
DAD3
DDT2
DAD9
DDT3
DAD8
DDT4
DAD7
DDT5
DAD6
DDT12
DAD5
DDT7
DDT6
DAD4
DDT15
DDT14
DDT13
DDT12
DDT11
DDT10
DDT8
DAD9
DDT9
DAD8
DDT2
DAD7
PDO0
PDO1
PDO2
PDO3
PDO4
PDO5
PDO6
PDO7
DDT0
DDT1
VCC
IC603
VSS
10
DQ12
N.C.
DQ7
A0
A7
DQMU
5
A0
MB-91 BOARD (2/12)
DQ0
A4
VCCQ
A4
DQ13
DQ6
DQ1
DQ8
N.C.
VSSQ
A10/AP
4
VCC
DQ12
A1
A5
8
VSSQ
VSSQ
RAS
VSSQ
VCCQ
DQ15
A11(BA)
9
CLK
A10/AP
A7
G
DQ14
DQ5
N.C.
DQ8
A2
CS
VSSQ
J
DQ10
7
A11(BA)
A6
D
DQ15
DQ4
DQ9
DQ9
DQ4
RAS
DQ0
F
DQ13
DQ3
A8
2
VSS
VCCQ
A6
DQ2
CAS
CAS
3
DQML
DQMU
DQ7
A9
B
VCC
DQ3
VCCQ
DQML
WE
16M SDRAM
A3
VCCQ
DQ10
VSS
DQ14
VSSQ
N.C.
E
A3
DQ2
CKE
VCCQ
IC604
DQ5
A9
05
DQ11
DQ11
CS
CKE
C
A2
VSSQ
VSS
VCC
16M SDRAM
WE
K
VCCQ
A8
VCCQ
DQ6
A5
CLK
6
A1
DQ1
VSSQ
MB-91 BOARD (8/12)
PB
VIDEO
SIGNAL
Y/CHROMA
SIGNAL PATH
MB-91 BOARD (1/12)
1
(SEE PAGE 4-20)
MB-91 BOARD (9/12)
w w w . x i a o y u 1 6 3 . c o m
Q Q 3 7 6 3 1 5 1 5 0
9
9
2
8
9
4
2
9
8
T E L
1 3 9 4 2 2 9 6 5 1 3
9
9
2
8
9
4
2
9
8
0
5
1
5
1
3
6
7
3
Q
Q
TEL 13942296513 QQ 376315150 892498299
TEL 13942296513 QQ 376315150 892498299