Mb-87 (Sdram) Schematic Diagram - Sony DVP-C660 Service Ma

DVP-C660/C670D/C675D
Q Q
3 7 6 3 1 5 1 5 0
MB-87 (SDRAM) SCHEMATIC DIAGRAM • See page 4-15 for printed wiring board.
– Ref. No.: MB-87 board; 1,000 series –
1 2 3
MB-87 BOARD (3/10)
A
NO MARK:DVD/CD PLAY
D:DVD PLAY
C:CD PLAY
B
C
D
1
T E 2
L 1 3 9 4 2 2 9 6 5 1 3
E
1
3
MB-87 BOARD (2/10)
4
(SEE PAGE 4-22)
5
F
6
7
8
9
10
11
G
H
w w w
I
SDRAM
MB-87 (3/10)
4 5 6
B+
C532
0.01u
SDDT0
SDDT1
SDDT2
SDDT3
C533
0.01u
SDDT4
SDDT5
SDDT6
SDDT7
SDAD11
SDAD10
SDAD0
SDAD1
SDAD2
SDAD3
B+
B+
C534
0.01u
SDDT0 D1.9/C2.7
FB508
10
SDDT1 D1.9/C2.7
SDDT2 D1.5/C2.7
SDDT3
C535
0.01u
SDDT4
SDDT5
SDDT6 D2.1/C2.9
SDDT7
D2.7/C3.1
SDAD11
SDAD10
SDAD0
SDAD1
D0.7/C0.3
SDAD2
SDAD3
x a o
y
B+
. i
05
4-23
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7 8 9
IC504
16M SDRAM
B+
IC504
MT48LC1M16A1TG-7S
3.3
VSS
VCC
D1.9/C2.7 D2.4/C2.8 SDDT15
DQ15
DQ0
D1.9/C2.7 D2.1/C2.5 SDDT14
DQ14
DQ1
VSSQ
VSSQ
SDDT13
D1.5/C2.7 D2.1/C2.6
DQ13
DQ2
SDDT12
D2/C2.7 D2.1/C2.6
DQ12
DQ3
C536
3.3 3.3
VCCQ
0.01u
VCCQ
D2.3/C3 D2.1/C2.5 SDDT11
DQ11
DQ4
D2.2/C3 D1.5/C2.6 SDDT10
DQ10
DQ5
VSSQ
VSSQ
D2.1/C2.9 D2.1/C2.6 SDDT9
DQ9
DQ6
2.3 D1.9/C2.6 SDDT8
DQ8
DQ7
3.3 3.3
VCCQ
VCCQ
0.1
N.C.
DQML
3 0.1
DQMU
WE
D2.7/C3.1 1.6
CLK
CAS
D2.5/C3 3.3
CKE
RAS
3
N.C.
CS
1.5 0.1
A9
A11(BA)
0.1 0.1
A8
A10/AP
0.1 1.8
A7
A0
D0.7/C0.3 Q Q D2.3/C2.9
A6
3 7 6
A1
1.2 1.7
A5
A2
1.5 1.4
A4
A3
3.3
VSS
VCC
B+
IC505
16M SDRAM
IC505 MT48LC1M16A1TG-7S
3.3
VSS
VCC
SDDT15
D2.4/C2.8
DQ15
DQ0
SDDT14
D2.1/C2.5
DQ14
DQ1
VSSQ
VSSQ
D2.1/C2.6 SDDT13
DQ13
DQ2
D2/C2.7 D2.1/C2.6 SDDT12
DQ12
DQ3 C537
3.3 3.3
VCCQ 0.01u
VCCQ
D2.3/C3 D2.1/C2.5 SDDT11
DQ11
DQ4
D2.2/C3 D1.5/C2.6 SDDT10
DQ10
DQ5
VSSQ
VSSQ
D2.1/C2.6 SDDT9
DQ9
DQ6
2.3 D1.9/C2.6 SDDT8
DQ8
DQ7
3.3 3.3
VCCQ
VCCQ
0.1
N.C.
DQML
3 0.1
DQMU
WE
1.6
CLK
CAS
D2.5/C3 3.3
CKE
RAS
3
N.C.
CS
1.5 0.1
A9
A11(BA)
0.1 0.1
A8
A10/AP
0.1 1.8
A7
A0
D2.3/C2.9
A6
A1
1.2 1.7
A5
A2
1.5 1.4
A4
u 1 6 3 A3
3.3
VSS
VCC
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2 4
8 9 9
10 11
SDAD9
SDAD8
SDAD7
SDAD6
3 1 5 1 5 0 8 9 2
SDAD5
SDAD4
D_GND
FL508
MB-87 BOARD (2/10)
+3.3V
B+
SDAD9
SDAD8
SDAD7
SDAD6
m
SDAD5
SDAD4
c o
.
4-24
2
8 9 9
4 9 8 2 9 9