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Philips DVP3800 Service Manual page 29

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A
Main Board Circuit Diagram:SDRAM/FLASH
1
2
3
4
A
6-2
B
SD33
U186
U186
MA0
DQ0
23
2
A0
DQ0
MA1
24
4
DQ1
A1
DQ1
MA2
DQ2
25
5
A2
DQ2
MA3
26
7
DQ3
A3
DQ3
MA4
DQ4
29
8
A4
DQ4
MA5
30
10
DQ5
A5
DQ5
MA6
DQ6
31
11
A6
DQ6
MA7
DQ7
32
13
A7
DQ7
MA8
33
42
DQ8
A8
DQ8
MA9
DQ9
34
44
A9
DQ9
MA10
22
45
DQ10
A10/AP
DQ10
MA11
DQ11
35
47
A11
DQ11
DBA0
DQ12
20
48
BA0/A13
DQ12
DBA1
21
50
DQ13
BA1/A12
DQ13
DQ14
51
DQ14
SDCLK
38
53
DQ15
CLK
DQ15
SDCKE
37
CKE
SD33
DCS#
SDCKE
19
1
R196
R196
CS
VCC
DRAS#
18
14
RAS
VCC
DCAS#
17
27
CAS
VCC
DWE#
SD33
16
WE
3
VCCQ
DQM0
15
9
DQML
VCCQ
DQM1
39
43
DQMH
VCCQ
49
VCCQ
36
NC
40
6
NC
VSSQ
12
VSSQ
54
46
VSS
VSSQ
41
52
VSS
VSSQ
28
VSS
ESMT M12L64164A-7T
ESMT M12L64164A-7T
SDRAM64M
SDRAM64M
R181
R181
10K
10K
SF_CS
SF_DO
Note 2:IF use R183,Must take over R181.Default use R183(10K),and R181 Open.
B
C
C186
C186
C187
C187
C188
C188
C189
C189
0.1uF
0.1uF
0.1uF
0.1uF
0.1uF
0.1uF
0.1uF
0.1uF
SD33
R194
R194
10K
10K
SDCKE
R195
R195
10K
10K
DCS#
CKE
33
33
CKE
4
DRAS#
RAS#
DCAS#
CAS#
DWE#
WE#
DBA0
BA0
DBA1
BA1
SDCLK
R193
R193
33
33
DCLK
C190
C190
10pF/NC
10pF/NC
DV33
R182
R182
R184
R184
10K
10K
10K
10K
U176
U176
AT25FS040/EN25B80
AT25FS040/EN25B80
1
8
CE#
VDD
2
7
C176
C176
SO
HOLD#
SF_CK
3
6
WP#
SCK
4
5
SF_DI
0.1uF
0.1uF
VSS
SI
R183
R183
4M/8M/16M bits
10K/NC
10K/NC
01U0FLASH-101
C
6-2
D
E
DQ[0..15]
4
DQ[0..15]
MA[0..11]
4
MA[0..11]
4
BA[0..1]
BA[0..1]
DQM[0..1]
4
DQM[0..1]
4
DCLK
DCLK
4
CAS#
CAS#
4
RAS#
RAS#
4
WE#
WE#
SD33
SD33
4
DRAM
SF_CK
SF_CK
4
SF_CS
SF_CS
4
SF_DI
SF_DI
4
SF_DO
SF_DO
4
S-FLASH
DV33
DV33
3,4
D
E
1
2
3
4

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