![background image](http://html.mh-extra.com/html/sharp/lc-20dv20u/lc-20dv20u_service-manual_373836079.webp)
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
SST39VF1601-70-4C-EKE
FLASH
16M
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
IC4009
M12L16161A-7TG
16M SDRAM
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
6
7
8
9
C4041_1
0.1 F
C4040_1
0.1 F
C4039
0.1 F
C4047_1
0.1 F
C4046_1
0.1 F
C4045_1
0.1 F
C4050_1
0.1 F
C4064
0.1 F
C4062
0.1 F
C4095
0.01
B
C4099
0.01
B
C4052_1
220
6.3V
YK
C4063_1
220
6.3V
YK
C4009_1
220
6.3V
YK
R4041
4.7K
R4048_1
47K
R4040
4.7K
B4008
MMZ1608R102CT
B4007
MMZ1608R102CT
W860
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
SD_A2
SD_A3
SD_A4
SD_A5
HA16
HA15
SD_A6
SD_A7
SD_D15
SD_D0
SD_A8
HA14
SD_A9
SD_A10
SD_D14
SD_D1
HA13
SD_D0
SD_D1
SD_D2
HD15
HA12
SD_D3
SD_D4
SD_D13
SD_D2
SD_D5
HD7
HA11
SD_D6
SD_D7
SD_D12
SD_D3
SD_D8
HD14
HA10
SD_D9
SD_D10
SD_D11
HD6
HA9
SD_D12
SD_D13
SD_D11
SD_D4
SD_D14
HD13
HA8
SD_D15
SD_D10
SD_D5
RAMCS0#
HD5
HA19
RAMRAS#
RAMCAS#
SD_BA0
HD12
RAMDQM
RAMWE#
SD_D9
SD_D6
RAMCLK
HD4
WR
RAMCKE
SD_D8
SD_D7
RESET
HA0
HA1
HA2
HD11
HA3
HA4
RAMDQM
HA5
HD3
HA6
HA7
RAMDQM
RAMWE#
HA8
HD10
HA19
HA9
HA10
RAMCLK
RAMCAS#
HA11
HD2
HA18
HA12
HA13
RAMRAS#
HA14
HD9
HA17
RAMCKE
HA15
HA16
RAMCS0#
HA17
HD1
HA7
HA18
HA19
SD_A9
SD_BA0
HD8
HA6
HD0
HD1
SD_A8
SD_A10
HD2
HD0
HA5
HD3
HD4
SD_A7
SD_A0
HD5
RD
HA4
HD6
HD7
SD_A6
SD_A1
HD8
HA3
HD9
HD10
SD_A5
SD_A2
HD11
FLASHCS
HA2
HD12
HD13
SD_A4
SD_A3
HD14
HA0
HA1
HD15
MEMCS0
RD
WR
P.CON+3.3V_D
GND
MEMCS0
RESET
H-54
H-53
PCB130
DMF066
(DVD MT PCB)
MEMORY SCHEMATIC DIAGRAM
55
NC
NC
NC
0
1.5
1.6
1.3
A11
A9
A8
A18
A10
A19
A20
RP#
VPP
WP#
A19
0
0.1
0.1
0
0
1.6
3.3
WE#
VDD
DQ0
VSSQ
DQ1
DQ2
DQ3
VDDQ
DQ4
DQ5
VSSQ
DQ6
DQ7
VDDQ
LDQM
/WE
/CAS
/RAS
/CS
A0
A1
A2
A3
VDD
VSS
A4
A5
A6
A7
A8
A9
NC
CKE
CLK
UDQM
NC
VDDQ
DQ8
DQ9
VSSQ
DQ10
DQ11
VDDQ
DQ12
DQ13
VSSQ
DQ14
DQ15
VSS
BA
A10/AP
0
1.7
1.0
0
1.0
2.5
3.2
1.0
1.0
0
2.0
0.8
3.2
3.2
0
1.6
3.2
0.7
0
0.1
0.8
0.8
0.8
0.8
0
3.2
0.8
0.6
0.6
0.8
1.7
0.2
3.2
3.2
3.2
3.2
0
3.2
1.5
0.7
0
2.2
1.3
3.2
1.1
0.8
0
1.1
1.1
3.2
STANDARD
0
1.4
1.6
0.8
0
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
0.7
0.6
1.2
1.3
1.9
0.7
1.2
3.3
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
2.5
1.5
0.8
1.0
1.7
A7
A6
A5
A4
A3
A2
A1
VCCQ
A15
A14
A13
A12
A17
D_GND
FROM/TO AUDIO/VIDEO
FROM/TO REGUKATOR2
FROM/TO MPEG/MICON/DSP/RF_AMP