Philips MCD728 - Circuit Diagram - Cpu Board

CIRCUIT DIAGRAM - CPU BOARD
9- 1
9- 1
X201
4.19MHz
C
21
7
30
P
C
21
8
30
P
X
20
2
32
.
768
KH
z
C
21
9
30
P
C
22
0
30
P
C22
1
47UF/10
V
C22
2
104
P
R
25
7
22K
D20
3
414
8
C226
10UF/10
V
QU
A
L
1
RDD
A
2
VREF
3
MP
X
4
OS
E
L
5
G
N
D
6
A
R
I
7
FILOUT
8
FSEL
9
T
M
10
E
X
R
E
S
1
1
V
s
1
2
OSC
I
N
1
3
OSCOUT
1
4
T
5
7
1
5
RDCL
1
6
IC203
TD2579
R241
1K
R
24
2
1
K
C
22
9
330
P
C
22
7
2
.
2
U
F
/
10
V
C
22
4
104
P
X
20
3
4
.
33
M
H
z
C
23
0
47P
C
23
1
82
P
C228
560
P
S
C
L
SD
A
MU
TE
S
TANDB
Y
M
-
DO
W
N
3
6
M
-
U
P
35
LED
34
DVD-STB
1
7
DVD
-CLK
1
6
M
U
T
E
30
P
LL
-
D
A
2
1
SU
R-
MUT
E
29
RDS-SDA
1
9
S
T
/
T
UN
E
D
2
7
SD
A
2
6
S
C
L
2
5
TUN-ON
2
4
P
LL
-
C
E
2
3
PLL-CL
22
TE
S
T
9
Vss
6
X
T
-OU
T
7
X
T
-I
N
8
M
-
C
L
O
S
E
3
2
DVD
-
D
I
15
DVD-DO
14
DVD-ON
1
3
RESET
1
2
X-OU
T
1
1
X-IN
1
0
RDS-Q
20
RDS-SCL
18
M
-O
P
E
N
3
3
Vd
d
5
CL
O
S
E
-
S
W
4
DVD-
T
M
S
3
OP
E
N
-S
W
1
R
O
T
-
A
41
K
E
Y
2
R
O
T
-
B
42
R
E
M
T
O
E
4
0
DS
-
C
L
K
3
9
DS
-
D
A
T
38
DS-STB1
3
7
S
T
AND
B
Y
3
1
4052-A
2
8
M
+
4
3
M-
4
4
I
C
21
0
2
S
C
922
8
R
22
4
2
.
2
K
T
UN-O
N
A
0
1
A
1
2
A
2
3
GN
D
4
SDA
5
S
C
L
6
TE
S
T
7
V
d
d
8
I
C
20
0
24
C
0
1
1 2 3 4 5 6
CN
20
2
8P/2.0
D204
I
N
6
0
RDS-I
N
R
E
M
R
23
7
68
K
R
23
3
4
.
7
K
DS-STB1
DS-DAT
DS
-CLK
R
E
M
R
O
T
-
A
R
O
T
-
B
R
21
3
10
K
R
21
2
10
K
R
21
4
10
K
R
21
5
10
K
C
21
5
103
P
C
21
6
103
P
DS-S
T
B
1
DS-DA
T
DS-
C
L
K
1 2 3 4 5
CN
20
1
7P/2
.
0
A5
V
M
U
T
E
S
T
AND
B
Y
R
O
T
-
B
R
OT
-A
R
22
5
10
0
K
E
Y
A
5
V
D2
0
1
4148
SU
R
-
M
U
T
E
D-GN
D
DVD
I
R
DVD
S
T
B
DVD
C
LK
DVD DATA
P
LLC
E
P
LL
DA
T
A
P
LLCL
K
D-GN
D
L200
100U
H
C
25
4
470UF/16V
C225 104
P
R21
7
10
K
C
20
2
470
U
F
/
16
V
C223
104
P
R256
3.3K
DVD ON
DVD
-
O
N
C
20
3
330
P
R232100
C
20
9
10
2
C
21
0
300
P
C
20
8
300P
DVD-
T
M
S
Q
20
7
8550
Q
20
8
8550
Q204
805
0
Q203
805
0
R
23
9
1K
R
24
0
1K
1
2
CN
20
5
2P/2
.
5
M+
M
-
R
22
3
47
0
R
22
2
47
0
A5V
K
E
Y
REM
R23
0
10
0
C211
300P
A5
V
1
2
3
CN206
4P/2.5
R226
10
0
C
20
4
330
P
LE
D
M-U
P
M-DO
WN
M-
D
O
W
N
M-
U
P
LE
D
R220
1
K
R221
1
K
R
21
8
47
0
R219
47
0
R
21
1
10K
R210
10
K
Q
20
2
805
0
Q
20
1
805
0
1
2
3
4
5
CN
20
4
5P/2
.
0
M-
CLOSE
M-OPEN
Q
20
6
855
0
Q
20
5
855
0
OPEN-S
W
CL
O
S
E-S
W
M-
C
L
O
S
E
M
-
O
P
E
N
O
P
E
N-
S
W
CLOSE-SW
S
T
/
T
UN
E
D
M1+ M1
-
D-GND
A
5
V
R
21
6
10K
C
-
4
4
R23
1
10
0
C
20
1
220
U
F
/
16
V
R
23
8
1
K
R
20
3
10
K
R
20
4
10
K
R
20
5
10
K
R243
1K
R
24
4
1K
R2
0
6
10
K
R2
0
7
10
K
R2
0
8
10
K
1 2 3 4 5 6 7 8 9
1
0
1
1
1
2
1
3
1
4
1
5
1
6
1
7
18 1
9
2
0
2
1
2
2
2
3
2
4
2
5
2
6
2
7
2
8
2
9
30 3
1
32 3
3
3
4
CN
20
8
34P
1
2
3
4
CN
20
3
9P/2
.
0
RDS-I
N
D
20
2
4148
M
U
T
E
R
23
6
4
.
7
K
R
23
5
4
.
7
K
R261
100K
R259
100K
R245
1
K
R248
47K
R209
10
K
TUN-
R
TUN-
L
Q210
9014
Q
20
9
901
5
R234
4
.
7
K
D
-
MU
T
E
1
2
3
4
5
CN
20
7
4P/2
.
0
+12
V
TUN-ON
SD
A
SC
L
DZ201
9
V
R
25
0
10K
R246
1
K
R25
8
100K
R247
1K
R260
100
K
1
3
2
J200
RCA-2P
R26
4
1
K
R265
1
K
C25
3
22u
F
C24
3
2
.
2u
F
C24
2
2
.
2u
F
C235 2.2uF
C23
6
2
.
2u
F
C238 2.2uF C23
9
2
.
2u
F
C24
0
2
.
2u
F
C25
2
47u
F
R262
8K2
R263
8K2
C245 104 C24
6
10
4
C24
7
10
4
C24
9
10
4
R
26
6
22
0
C244 104
C248 104
C25
0
27
2
C25
1
27
2
C24
1
2
.
2u
F
C23
7
2
.
2u
F
T
U
-
R
C
D
-
L
C
D
-
R
R
EF
1
VD
D
2
AGN
D
3
TREB_L
4
T
R
E
B
-
R
5
R
I
N
6
ROUT
7
L
OUD-
R
8
C
D-
R
9
T
UN
E
R
-
R
1
0
T
A
P
E
-
R
1
1
LOUD_L
12
C
D-
L
1
3
T
UN
E
R
-
L
14
T
A
PE
-
L
15
L
I
N
1
6
LOUT
17
B
IN-
L
1
8
B
UO
T
_
L
1
9
B
IN
_
R
2
0
B
OU
T
_
R
2
1
RROUT
22
L
R
OU
T
2
3
R
F
OU
T
2
4
LFOUT
2
5
DGN
D
26
DA
T
A
27
C
LK
2
8
I
C
20
4
P
T
2313
L
C234
2
.
2u
F
T
U
-
L
AUX-L
AUX-R
C232
100P
C233
100
P
R251
4
.
7
K
R
25
2
4
.
7
K
R
25
3
47K
R254
47K
OUT-
L
OUT-R
R
20
0
0
S12V
Q
20
0
8050
R
20
1
10K
D200
414
8
R
20
2
10
K
C
20
0
100
U
F
/
16
V
LED
LED-
C
O
M
o
s
c
I
1
o
s
c
O
2
I
n
t
3
Vs
s
4
SD
A
5
S
C
L
6
Cl
k
7
V
d
d
8
U
20
0
P
C
F
856
3
X
20
0
32
.
76
8
R
24
9
10
K
C
21
2
15P
SDA
S
C
L
A
5
V
S12
V
+12V
s
p
ea
k
ct
r
l
R
26
7
2.2K
R
26
8
2
.
2
K
C
25
5
470
P
C
25
6
470
P
R270
2
.
2
K
C
25
8
470
P
R
26
9
2.2K
C
25
7
470
P
1 2 3 4
C
N
1
1
5
P
/2.
0
C
-
1
9
C
-
2
0
C
-
4
4
C-18
D-GN
D
+12V
R
OT
-B
ROT-A K
E
Y
R
E
M
LE
D
-
M
U
T
E
-S
T
AND
B
Y
s
p
ea
k
ct
r
l
s
p
ea
k
ct
r
l
-
PLL
C
E
P
LL
DA
T
A
PLL
C
L
K
ST
/T
UNE
D
1 2 3 4
C
N
21
0
5P/2.0
+
12
V
C
-
1
8
C
-
1
9
C-20
A
5
V
1 2
C
N
1
2
2
P
/2.
0
A
5
V
D20
5
400
1
SW- EC
O-
P
O
EW
R
EC
O-P
OEWR
1
2
3
4
5
6
7
8
I
C
20
9
AC
681
1
1
2
10
9
7
6
3
4
5
B
1
BZ1
L
1
200UH
C
1
47
0
/1
6
V
Q
1
805
0
Q2
8050
R1
1
K
R2
1K
R5
100
C3
104
C2
220U/35V
D2
FR104
VF
1
VF2
-27
R4
100
R
3
100
DZ1
3V
D1
4148
1 2 3
C
N
2
3
P
/2.
0
VF
1
VF
2
-2
7
C4
473M
R6
22K
A
5
V
ECO
1
2
LED206
LED
(
B
LUE
)
1
2
3
4
5
6
7
CN
1
7
2P/2
.
0
12
LED
20
5
LED
(
B
LUE
)
12
LED
20
4
LED
(
B
LUE
)
12
LED
20
3
LED
(
B
LUE
)
1
2
LED
20
2
LED(BLUE)
12
LED
20
1
LED
(
B
LUE
)
1
2
CN200
2P/2
.
0
All parts comply with suppliey environment
note：
protect material licf regulate by green envionment management
tolerance RES±10
％
CAP±20％，
special parts nated beside parts