Philips MCD728 - Circuit Diagram - Vfd Board

6 - 1 6 - 1
CIRCUIT DIAGRAM - VFD BOARD
Title
SW1
1
SW2
2
SW
3
3
SW4
4
DOUT
5
DIN
6
IC
7
C
L
K
8
STB
9
KEY1
10
KEY2
11
KEY3
12
KEY4
13
Vdd
14
S1/KS1
1
5
S2/KS2
16
S3/KS3
17
S4/KS4
18
S5/KS5
19
S6/KS6
20
S7/
K
S
7
21
S8/KS8
2
2
S9/
K
S
9
23
S10/KS1
0
24
S11/KS11
25
S12/KS12
26
S
1
3
27
S14
28
S15
29
S16
30
S17/G12
31
S
18/G1
1
32
Vdd
33
VEE
34
S19/G10
35
S20/G9
36
G8
3
7
G7
38
G6
39
G5
40
G4
41
G
3
42
G2
43
G1
44
Vd
d
4
5
LED5
4
6
LED4(BBE
)
47
LED3
(
POWER
)
48
LED2(FANCT)
49
LED1(7507RST)
50
Vss
51
OSC
52
IC601
uPD16311
R
60
2
47K
R605
33
K
R606 33K R60
7
33K
R60
8
33K
K4
K3
K2
K1
D602 4148
D
60
1
414
8
STB1 CLK
DATA
S1
S
2
S3
S4
S
5
S
6
S
7
S
8
S9
S1 S2 S3 S4 S
5
S6 S7
K
S
2
-24V
+5VS
S1
S2
C602
104P
R
60
3
2.2/0.5
C
60
4
104P
C
60
3
104
P
S
W
60
1
T
AC
T
(
S
TB
Y
)
VF1
1
VF1
2
S1
3
S
2
4
S3
5
S4
6
S5
7
S
6
8
S7
9
S8
10
G1
11
G2
12
G3
13
G4
14
G5
1
5
G6
16
NC
17
NC
18
NC
1
9
NC
20
G7
21
G8
22
G9
23
G1
0
24
G11
25
G12
2
6
S9
27
S
1
0
2
8
S
1
1
29
S1
2
30
S13
31
S
14
32
S1
5
33
S1
6
3
4
VF
2
35
VF
2
3
6
VF
D701
NE-1300CD
-3.
G
S1
0
S11
S12
S13 S14 S
1
5
S
1
6
G1
2
G11 G10 G1 G2 G3 G4 G5 G6 G7 G8 G9
G2 G3 G4 G5 G6 G7 G8 G9 S12 S
11
G11 G1
0
S
8
G1 S1
0
S9 G12
1
2
3
4
5
CN602
2.0/6
P
STB1
DATA
C
L
K
V
-GND
+5VS
1
2
3
CN601
2.0/3
P
-
28
V
V
F
2
-
1
V
F
1
-
1
D
603
4148
S
3
KS3
R
60
4
2.2/0.
5
C
60
5
104P
KS3
C601
47uF
C
60
7
334
P
C
60
8
334
P
C
60
9
334P
C
61
0
334P
R601
4K7
R609
10
K
R610
10
K
K1
K2
K3
K4
KS2
+5VS
S
W
608
TACT(CH-)
S
W
60
6
TACT
(
CH+
)
SW60
4
T
AC
T
(
P
R
E
)
S
W
60
2
TACT(NEXT)
SW607
TACT(
P
LAY/
PRE
S
ET)
S
W
60
5
TACT
(
S
TOP
/
BAND
)
S
W
60
3
T
AC
T
(
O
PE
N
/
C
LO
S
E
)
KS2
K
1
K2
K3
K4
KS3
S13 S14 S15 S
1
6
R
61
3
1K
LED601
ST
ADBY
All parts comply with suppliey environment
n
ot
e
：
protect
m
aterial
licf
regulate
by
green envion
m
e
nt
m
anage
m
e
nt
tol
erance
RES
±10
％
CAP±20
％
，
speci
al
parts
nated
besi
de
parts