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Philips MCD908 - Circuit Diagram - VFD Board; VFD Board Schematic

Philips MCD908
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7 - 17 - 1
CIRCUIT DIAGRAM - VFD BOARD
SW1
1
SW2
2
SW3
3
SW4
4
DOUT
5
DIN
6
IC
7
CLK
8
STB
9
KEY1
10
KEY2
11
KEY3
12
KEY4
13
Vdd
14
S1/KS1
15
S2/KS2
16
S3/KS3
17
S4/KS4
18
S5/KS5
19
S6/KS6
20
S7/KS7
21
S8/KS8
22
S9/KS9
23
S10/KS10
24
S11/KS11
25
S12/KS12
26
S13
27
S14
28
S15
29
S16
30
S17/G12
31
S18/G11
32
Vdd
33
VEE
34
S19/G10
35
S20/G9
36
G8
37
G7
38
G6
39
G5
40
G4
41
G3
42
G2
43
G1
44
Vdd
45
LED5
46
LED4(BBE)
47
LED3(POWER)
48
LED2(FANCT)
49
LED1(7507RST)
50
Vss
51
OSC
52
IC601
uPD16311
R602
47K
R605
33K
R606 33K
R607 33K
R608 33K
K4
K3
K2
K1
D602
4148
D601 4148
STB1
CLK
DATA
S1
S2
S3
S4
S5
S6
S7
S8
S9
S1
S2
S3
S4
S5
S6
S7
KS2
-24V
+5VS
S1
S2
C602
104P
R603
3.3/0.5
C604
104P
SW601
5.0
VF1
1
VF1
2
S1
3
S2
4
S3
5
S4
6
S5
7
S6
8
S7
9
S8
10
G1
11
G2
12
G3
13
G4
14
G5
15
G6
16
NC
17
NC
18
NC
19
NC
20
G7
21
G8
22
G9
23
G10
24
G11
25
G12
26
S9
27
S10
28
S11
29
S12
30
S13
31
S14
32
S15
33
S16
34
VF2
35
VF2
36
VFD701
NE-1300CD-3.G
S10
S11
S12
S13
S14
S15
S16
G12
G11
G10
G1
G2
G3
G4
G5
G6
G7
G8
G9
G2
G3
G4
G5
G6
G7
G8
G9
S12
S11
G11
G10
S8
G1
S10
S9
G12
1
2
3
4
5
6
7
8
9
CN602
9P/2.0
STB1
DATA
CLK
V-GND
+5VS
-28V
VF2-1
VF1-1
D603 4148
S3 KS3
R604
3.3/0.5
KS3
C601
47uF
R601
4K7
R609
10K
R610
10K
K1
K2
K3
K4
KS2
+5VS
SW608
5.0
SW606
5.0
SW604
5.0
SW602
5.0
SW607
5.0
SW605
5.0
SW603
5.0
KS2
K1
K2
K3
K4
KS3
S13
S14
S15
S16
R613
4.7K
note:
t
o
l
e
ranc
e
R
E
S
±
10
CAP±20%
Spe
cia
l parts nated
be
side par
ts
All
parts
c
o
mply w
i
th
s
u
p
plie
y
e
nvirnment
pro
t
e
c
t material licf reg
u
l
a
te by green
env
i
onm
e
nt mana
g
em
e
n
t
LED601
蓝灯
REM
1
GND
2
Vcc
3
S701
REMOTE
REM
V-GND
+5VS
REM
R611
47
C606
47uF
USB LED
USB LED
1
2
CN603
+5VS
R614
1K

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