Sdram & Flash Rom - Sony DVP-FX720 Service Manual

DVP-FX720
QQ
3 7 6 3 1 5 1 5 0
4-5. SDRAM & FLASH ROM
1
MAIN BOARD (4/6)
A
4 DQ[0..15]
4 MA[0..11]
4 BA[0..1]
4 DQM[0..1]
B
4 DCLK
4 DCKE
4 CAS#
4 RAS#
4 WE#
4 CS#
DRAM
4 PCE#
4 PRD#
4 PWR#
C
4 A[0..21]
4 AD[0..7]
FLASH
T E
L 1 3 9 4 2 2 9 6 5 1 3
4 SCL
4 SDA
IIC
D
E
F
www
G
.
05
SDRAM & FLASH ROM
MAIN (4/6)
http://www.xiaoyu163.com
• See page 5-3 for printed wiring board.
2 3 4
SD33
DV33
DQ[0..15]
FB34 FB34
SD33
MA[0..11]
FB-100R-3A-0805 FB-100R-3A-0805
BA[0..1]
DQM[0..1]
EC7 EC7
EC8 EC8 C104 C104 C105 C105
47uF/10V 47uF/10V
DCLK
47uF/10V 47uF/10V 100pF 100pF 1000pF 1000pF
5.0X5.3 5.0X5.3
DCKE
5.0X5.3 5.0X5.3
CAS#
RAS#
WE# RN1 RN1
CS# DCS# 8
DRAS# 6
DCAS# 4
DWE# 2
PCE#
PRD#
0R/NC/0402 0R/NC/0402
PWR# A21
A20
A[0..21]
DBA0 R122 R122
AD[0..7]
DBA1 R123 R123
SDCKE R125 R125
SCL
SDA
SDCLK SDCLK R127 R127
C178 C178 C115 C115
10pF 10pF 4.7pF 4.7pF
RN7 RN7 33R 0402 33R 0402
RN8 RN8 33R 0402 33R 0402
RN9 RN9 33R 0402 33R 0402
U7 U7
MA10 8 7
MA0 6 5 23
A0
MA1 4 3 24
A1
MA2
2 1 25
A2
26
A3
MA4 7 8 29
A4
MA5 5 6 30
A5
MA6 3 4 31
A6
MA7 1 2 32
A7
MA8 2 1 33
A8
MA9
4 3 34
A9
MA11 6 5 22
A10/AP
MA3 8 7 35
A11
DBA0 20
BA0/A13
DBA1 21
BA1/A12
SDCLK
38
CLK
SDCKE
37
CKE
DCS# 19
CS
DRAS# 18
RAS
DCAS# 17
CAS
DWE# 16
WE
DQM0 15
DQML
DQM1 39
DQMH
36
NC
40
NC
54
x a o
VSS
41 y
VSS
28
VSS
i
ESMT M12L64164A ESMT M12L64164A
4-11
http://www.xiaoyu163.com
8
5 6
C106 C106 C107 C107 C108 C108 C109 C109 C110 C110 C111 C111 C112 C112
100pF 100pF 1000pF 1000pF 100pF 100pF 1000pF 1000pF 100pF 100pF 1000pF 1000pF 100pF 100pF
47R*4 0402 47R*4 0402
7 CS#
5 RAS# DV33
3 CAS#
1 WE#
C114 C114
32Mb Enable
0.1uF 0.1uF
AA21
R121 R121
AA20
47R 47R BA0
DV33
47R 47R BA1
47R 47R Q Q DCKE
3 7 6 3
R211 R211
39R 39R
47R 47R DCLK
C116 C116 C118 C118
C117 C117
10pF 10pF 68pF 68pF
68pF 68pF
RN2 RN2 33R 0402 33R 0402
RN4 RN4 33R 0402 33R 0402
RN3 RN3 33R 0402 33R 0402
RN5 RN5 33R 0402 33R 0402
2 7 8 DQ7
DQ0
4 5 6 DQ6
DQ1
DQ5
5 3 4
DQ2
DQ4
7 1 2
DQ3
DQ3
8 7 8
DQ4
10 5 6 DQ2
DQ5
11 3 4 DQ1
DQ6
13 1 2 DQ0
DQ7
42 8 7 DQ8 DV33
DQ8
DQ9
44 6 5
DQ9
DQ10
45 4 3
DQ10
DQ11
47 2 1
DQ11
48 8 7 DQ12 R128 R128
DQ12
50 6 5 DQ13 10K 10K
DQ13
51 4 3 DQ14
DQ14
DQ15
53 2 1
DQ15
FOR EMI SOLUTION
DV33
1 SD33
VCC
14
VCC
27
VCC
SD33
3
VCCQ
9
VCCQ
43
VCCQ
49
VCCQ
6
VSSQ
12
VSSQ
46
u 1 6 3
VSSQ
52
VSSQ
.
2 4
9 9 8
7 8 9
C113 C113 C179 C179 C180 C180 C181 C181
1000pF 1000pF 1000pF 1000pF 100pF 100pF 68pF 68pF
DV33
U6 U6
1 8
NC VCC
2 7
NC WP
3 6 SCL
NC SCL
4 5 SDA
GND SDA
EEPROM 24C16 EEPROM 24C16
R124 R124 SCL
1K 1K
R126 R126 SDA
1 5 1 5 0 8 9 2 4
1K 1K
U8 U8
A1 25 29 AD0
A0 D0
A2 24 31 AD1
A1 D1
A3 23 33 AD2
A2 D2
35
A4 22 AD3
A3 D3
A5 38 AD4
21
A4 D4
A6 40 AD5
20
A5 D5
A7 19 42 AD6
A6 D6
A8 18 44 AD7
A7 D7
A9 8 30
A8 D8
A10 7 32
A9 D9
A11 34
6
A10 D10
A12 5 36
A11 D11
A13 4 39
A12 D12
A14 3 41
A13 D13
A15 2 43 DV33
A14 D14
A16 1 45 A0
A15 D15
A17 48
A16 R129 R129
A18 14
17
A17 WP/ACC
A19
16
A18 NC NC
AA20 47
9
A19 BYTE
AA21 10
A20
37
VCC
PCE# 26 C119 C119
CE
PRD# 27
28
OE GND1
PWR# 46 0.1uF 0.1uF
11
WE GND2
12
RESET
MX29LV160 MX29LV160
m
c o
4-12
2
9 9
9 8 2 9 9