Philips MCD298 Service Manual page 21

Dvd mini hi-fi system
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CIRCUIT DIAGRAM - MAIN BOARD - SDRAM & FLASH PART
DCS#
R55
33
CS#
DRAS#
R56
33
RAS#
DCAS#
R57
33
CAS#
D
W
E
#
R58
33
W
E
#
DBA0
R59
33
BA0
DBA1
R60
33
BA1
SDCKE
R61
33
DCKE
SDCLK
R62
33
DCLK
[2,7]
IO_[0..19]
IO_[0..19]
[2]
GPIO_[3..6]
GPIO_[3..6]
[2,5,7]
ASDAT[0..3]
ASDAT[0..3]
Memory Card I/F
HSYNC#
HSYNC#
[2]
VSYNC#
VSYNC#
[2]
SPBCK
SPBCK
[2]
SPLRCK
SPLRCK
[2]
SPDATA
SPDATA
[2]
SPMCLK
SPMCLK
[2]
YUV7
YUV7
[2]
Memory Card I/F
U6
A1
25
A0
D0
A2
24
A1
D1
A3
23
A2
D2
A4
22
A3
D3
A5
21
A4
D4
A6
20
A5
D5
A7
19
A6
D6
A8
18
A7
D7
A9
8
A8
D8
A10
7
A9
D9
A11
6
A10
D10
A12
5
A11
D11
A13
4
A12
D12
A14
3
A13
D13
A15
2
A14
D14
A16
1
A15
D15/A-1
A17
48
A16
A18
17
A17
WP/ACC
A19
16
A18
A20
R65
0
AA20
9
A19
BYTE
10
A20
VCC
PCE#
26
CE
PRD#
28
OE
GND1
PWR#
R67
10k
11
FLASH_VCC
WE
GND2
12
FLASH_VCC
RESET
FLASH 16M
TSOP 48 pin
8M 16M FLASH
8 - 3
U3
MA0
DQ0
23
2
A0
DQ0
MA1
DQ1
24
4
A1
DQ1
MA2
DQ2
25
5
A2
DQ2
MA3
DQ3
26
7
A3
DQ3
MA4
DQ4
29
8
A4
DQ4
MA5
DQ5
30
10
A5
DQ5
MA6
DQ6
31
11
A6
DQ6
MA7
DQ7
32
13
A7
DQ7
MA8
DQ8
33
42
A8
DQ8
MA9
DQ9
34
44
A9
DQ9
MA10
DQ10
22
45
A10/AP
DQ10
MA11
DQ11
35
47
A11
DQ11
DBA0
DQ12
20
48
BA0/A13
DQ12
DBA1
DQ13
21
50
BA1/A12
DQ13
DQ14
51
DQ14
SDCLK
DQ15
38
53
CLK
DQ15
SDCKE
37
CKE
SD33
DCS#
19
1
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
SDRAM 4Mx16
TSOP-54
AD0
29
AD1
31
AD2
33
AD3
35
AD4
38
AD5
40
AD6
42
AD7
44
30
32
34
36
39
41
FLASH_VCC
43
A0
45
VCC
R63
0
14
0
R64
47
DV33
R
R66
37
CE19
+
C76
27
46
0.1uF
47uF
Memory Card Interface
DV33
J6
1
2
IO_15
IO_16
3
4
IO_14
IO_13
5
6
IO_11
IO_12
7
8
IO_10
IO_9
9
10
IO_8
IO_7
11
12
IO_6
IO_5
13
14
15
16
IO_4
IO_3
17
18
IO_2
19
20
IO_1
IO_0
21
22
IO_17
HSYNC#
23
24
YUV7
VSYNC#
25
26
ASDAT0
GPIO_6
27
28
GPIO_5
GPIO_4
29
30
GPIO_3
ASDAT1
31
32
ASDAT2
MS_CD
33
34
SD_CD
SM_CD
35
36
CF_CD
ASDAT3
37
38
39
40
SPBCK
CF_CD
Card Reader
SPLRCK
SM_CD
CN.FFC40P-0.5(SMT)
SPDATA
SD_CD
SPMCLK
MS_CD
R68
DV33
10K
U7
C83
1
8
NC
VCC
2
7
0.1uF
NC
WP
3
6
NC
SCL
4
5
GND
SDA
24C02
8 - 3
[2]
[2]
[2]
[2]
[2]
[2]
[2]
[2]
[2]
[2]
[2]
[2]
[2]
[2]
[2]
[2,7]
[2,7]
GND
DV33
VCC
DV33
L9
J.P
SD33
SD33
C69
C70
+
CE18
0.1uF
0.1uF
47uF
DV33
R69
10K
SCL
SDA
DQ[0..15]
DQ[0..15]
MA[0..11]
MA[0..11]
BA[0..1]
BA[0..1]
DQM[0..1]
DQM[0..1]
DCLK
DCLK
DCKE
DCKE
CAS#
CAS#
RAS#
RAS#
WE#
WE#
CS#
CS#
DRAM
PCE#
PCE#
PRD#
PRD#
PWR#
PWR#
A[0..20]
A[0..20]
AD[0..7]
AD[0..7]
FLASH
SCL
SCL
SDA
SDA
IIC
GND
[1,2,4,5,6,7]
DV33
[1,2,5]
VCC
[1,2,4,5,6,7]
SD33
C71
C74
C72
C73
C75
0.1uF
0.1uF
0.1uF
0.1uF
0.1uF

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