SW
1
1
SW
2
2
SW
3
3
SW
4
4
D
O
5
D
IN
6
V
SS
7
CL
K
8
ST
B
9
KE
Y1
10
KE
Y2
11
KEY
3
12
KEY
4
13
VDD
14
S1
15
S2
16
S3
17
S4
18
S5
19
S6
20
S7
21
S8
22
S9
23
S1
0
24
S1
1
25
S1
2/
G
1
26
V
EE
27
S1
3/
G
1
28
S1
4/
G
9
29
S1
5/
G
8
30
S1
6/
G
7
31
G
6
32
G
5
33
G4
34
G3
35
G2
36
G1
37
VDD
38
LED
4
39
LED
3
40
LED
2
41
LED
1
42
VSS
43
OSC
44
U
40
1
U
PD
16
31
2
C
40
1
10
4
C
40
3
10
1
C
40
4
10
1
1 2
3
U
40
3
H
S0
03
8A
2
K
40
8
K
40
4
K
40
9
K
40
7
K
40
3
K
40
1
K
40
2
D
40
1
1N
41
48
D
40
2
1N
41
48
D
40
3
1N
41
48
-2
5V
G
R
ID
5
GRI
D4
GRI
D3
GRI
D2
GRI
D1
VCC
SE
G
11
SE
G
10
SE
G
9
SEG
8
SEG
7
SEG
6
SEG
5
SEG
4
SEG
3
SEG
2
SEG
1
VCC
V
FD
ST
V
FD
CK
V
FD
A
T
V
CC
KE
Y1
KE
Y2
KE
Y3
KE
Y4
GND
SW
4
SW
3
SW
2
MSW
G
N
D
SE
G
12
SE
G
13
SE
G
14
SE
G
15
SE
G
16
V
CC
KE
Y4
KE
Y3
KE
Y2
KE
Y1
-2
5V
FI
L+
FI
L-
SEG
1
SEG
2
SEG
3
V
FD
ST
V
FD
CK
V
FD
A
T
IR
G
N
D
G
N
D
C
40
5
10
4
R
41
5
10
0
IR
V
CC
R
40
5
33
K
R
40
1
33
K
R
40
2
33
K
R
40
3
33
K
R
40
4
33
K
R
40
6
10
K
R
40
7
10
K
R
40
8
10
K
R
40
9
10
K
R
41
0
10
K
R
41
1
33
K
R
41
2
33
K
R
41
3
33
K
R
41
4
33
K
G
R
ID
6
G
R
ID
5
G
R
ID
4
G
R
ID
3
G
R
ID
2
FI
L-
FI
L+
K
40
5
K
40
6
SE
G
16
SE
G
15
SE
G
14
SE
G
13
SE
G
12
SE
G
11
SE
G
10
SE
G
9
SE
G
8
SE
G
7
SE
G
6
SE
G
5
SE
G
4
SE
G
3
SE
G
2
SE
G
1
R
41
6
10
K
V
CC
C
40
6
10
1
R
41
7
10
K
V
CC
2
3
4
1
5
X
S4
02
X
S0
5
2 3 4
1
5
X
S4
01
X
S0
5
C
40
2
10
0u
F/
16
V
C
40
7
10
0u
F/
16
V
R
41
8
33
R
K
41
0
F1
1
F1
2
P1
6
4
P1
3
7
P1
4
6
P1
5
5
P1
2
8
P1
1
9
P1
0
10
P9
11
P8
12
P7
13
P6
14
P5
15
P4
16
P3
17
P2
18
P1
19
N
C
23
N
C
24
N
C
25
N
C
26
5G
31
6G
32
1G
27
2G
28
3G
29
4G
30
F2
34
F2
35
N
C
20
N
C
21
N
C
22
V
FD
40
1
V
FD
-3
5
G
R
ID
1
G
R
ID
6
9.SCHEMATIC & P.C.B WIRING DIAGRAM
FRONT SCHEMATIC DIAGRAM
42
Содержание DVD53
Страница 1: ...OPEN CLOSE PREV NEXT PLAY PAUSE STOP POWER SERVICE MANUAL DVD53 55 ...
Страница 12: ...7 MPEG BOARD CHECK WAVEFORM 7 1 27MHz WAVEFORM DIAGRAM 7 2 IC5L0380R PIN 2 WAVEFORM DIAGRAM 10 ...
Страница 45: ...FRONT SCHEMATIC DIAGRAM 43 ...
Страница 47: ...POWER BOARD SCHEMATIC DIAGRAM 45 ...
Страница 49: ...OUTPUT BOARD SCHEMATIC DIAGRAM 47 ...
Страница 54: ...MIAN SCHEMATIC DIAGRAM 52 ...
Страница 55: ...MIAN SCHEMATIC DIAGRAM 53 ...