Memorex MVD2113, Service Manual

Page: 37 / 116

A B C D E F G H
A B C D E F G H
2
1
3
4
5
6
7
8
2
1
3
4
5
6
7
8
IC4007 SST39VF800A-70-4C-EK
FLASH IC 8M
1
10
11
12
13
14
15
16
17
18
19
2
20
21
22
23
24 25
26
27
28
29
3
30
31
32
33
34
35
36
37
38
39
4
40
41
42
43
44
45
46
47
48
5
6
7
8
9
IC4005 M12L64164A-7T
64M SDRAM IC
1
10
11
12
13
14
15
16
17
18
19
2
20
21
22
23
24
25
26
27 28
29
3
30
31
32
33
34
35
36
37
38
39
4
40
41
42
43
44
45
46
47
48
49
5
50
51
52
53
54
6
7
8
9
B4007
FCM2012H-102T04
B4008
FCM2012H-102T04
C4064
0.1 F
C4039
0.1 F
C4040
0.1 F
C4041
0.1 F
C4062
0.1 F
C4050
0.1 F
C4045
0.1 F
C4046
0.1 F
C4047
0.1 F
C4099
0.01
B
C4095
0.01
B
R4041
4.7K
R4040
4.7K
R4048
47K
C4051_1
220
6.3V
KA
C4052_1
220
6.3V
KA
C4063_1
220
6.3V
KA
W854
OF PRINTING AND SUBJECT TO CHANGE WITHOUT NOTICE
NOTE: THIS SCHEMATIC DIAGRAM IS THE LATEST AT THE TIME
DURING PLAYBACK.
MEASURED WITH THE DIGITAL TESTER
NOTE:THE DC VOLTAGE EACH PART WAS
SD_A0
SD_A1
HA16 HA15
SD_A2
SD_A3
SD_A4
HA14
SD_A5
SD_A6
SD_A7
HA13
SD_A8
SD_A9
SD_A10
HD15 HA12
SD_A11
SD_D15 SD_D0
SD_D0
SD_D1
HD7 HA11
SD_D2
SD_D3
SD_D14 SD_D1
SD_D4
HD14 HA10
SD_D5
SD_D13 SD_D2
SD_D6
SD_D7
HD6 HA9
SD_D8
SD_D9
SD_D12 SD_D3
SD_D10
HD13 HA8
SD_D11
SD_D11 SD_D4
SD_D12
SD_D13
HD5 HA19
SD_D14
SD_D15
SD_D10 SD_D5
RAMCS0#
HD12 HA20
RAMCS1#
SD_D9 SD_D6
RAMRAS#
RAMCAS#
HD4 WR
SD_BA0
RAMDQM
SD_D8 SD_D7
RAMWE#
RESET
RAMCLK
HA0
HA1
HD11 RAMDQM
HA2
HA3
RAMDQM RAMWE#
HA4
HD3
HA5
RAMCLK RAMCAS#
HA6
HA7
HD10 HA19 RAMRAS#
HA8
HA9
RAMCS1#
HA10
HD2 HA18
HA11
SD_A11 SD_BA0
HA12
HA13
HD9 HA17 SD_A9 RAMCS0#
HA14
HA15
SD_A8 SD_A10
HA16
HD1 HA7
HA17
SD_A7 SD_A0
HA18
HA19
HD8 HA6 SD_A6 SD_A1
HA20
HD0
SD_A5 SD_A2
HD1
HD0 HA5
HD2
SD_A4 SD_A3
HD3
HD4
RD HA4
HD5
HD6
HD7
HA3
HD8
HD9
HD10
MEMCS0 HA2
HD11
HD12
HD13
HA0 HA1
HD14
HD15
MEMCS0
RD
WR
P.CON+3.3V
D_GND
RESET
G-4 G-3
VMC319
PCB130
(DVD PCB)
MEMORY SCHEMATIC DIAGRAM
0
0
1.4
A16
VSS
DQ15
DQ7
DQ14
DQ6
DQ13
DQ5
DQ12
VDD
DQ11
DQ3
DQ10
DQ2
DQ9
DQ1
DQ8
DQ0
DE#
VSS
CE#
A0
DQ4
2.6
2.6
1.4
1.2
1.6
1.6
3.3
1.3
0.9
1.6
2.5 1.6
2.5
1.7
1.3
1.6
1.6
1.4
0.7
1.5
1.6
1.3
2.5
1.5
0.8
1.0
1.7
A7
A6
A5
A4
A3
A2
A1
VCCQ
A15
A14
A13
A12
A11
A9
A8
A18
A17
A10
A19
A20
RP#
VPP
WP#
A19
0
0.1
0.1
0
0
1.6
3.3
WE#
VDD
DQ0
VDDQ
DQ1
DQ2
VSSQ
DQ3
DQ4
VDDQ
DQ5
VSSQ
DQ6
DQ7
VDD
LDQM
WE
CAS
RAS
CS
BA0
BA1
A10/AP
A0
A1
A2
A3
VDD
VSS
DQ15
VSSQ
DQ14
DQ13
VDDQ
DQ12
DQ11
VSSQ
DQ10
DQ9
VDDQ
DQ8
VSS
NC
UDQM
CLK
CKE
NC
A11
A9
A8
A7
A6
A5
A4
VSS
FROM/TO MPEG/MICON
1.6
0.8
0
0.7
0.6
1.2
1.3
1.9
0.7
1.2
3.3
3
NC
0
NC
0
1.2
0
1.5
2.0
3.3
0.4
0.5
0
1.7
0.8
3.3
2.1
0
0
0
1.5
3.3
0
0.2
0.2
1.0
1.0
1.0
0.9
0
3.3
1.3
0
3.3
0.3
0.2
1.9
3.1
0.5
3.1
0.2
3.2
3.2
0
0
0
0.5
0.9
0.8
1.3
3.3
0.4
0.8
3.3
1.5
3.3
0
FROM AUDIO/VIDEO