Philips MBD3000/93 - VFD Display Board; VFD Display Circuit Diagram

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
IC301
PT6311
R314
47K
R307
33K
R308 33K R309 33K R310 33K
K4
K3
K2
K1
D304
4148
D305
4148
VFD STB
VFD CLK
VFD DATA
S1
S2
S3
S4
S5
S6
S7
S8
S9
KS1
KS2
-24V
S1
S2
R306
2.2R 1/2W
VF1
VF2
S10
S11
S12
S13 S14 S15 S16 S17 G10
G1 G2 G3 G4 G5
G6 G7 G8 G9
R305
2.2R 1/2W
C310
47uF
R312
4K7
R311
10K
R313
10K
G1 G2 G3 G4 G5 G6 G7 G10 S2 S1 S3 S4 S5 S6 S7 G9 S9 S10 S11 S12 S13 G8 S15 S14 S16
SW303
FUNCTION
SW304
STOP
SW308
OPEN/CLOSE
SW302
MODE
SW305
PREVIOUS
SW306
PLAY/PAUSE
SW307
STANDBY
S8 S17
VF1
2
NC
3
NC
4
NC
5
NC
6
G1
7
G2
8
G3
9
G4
10
G5
11
G6
12
G7
13
G8
14
G9
15
G10
16
NC
17
NC
18
S1
19
S2
20
S3
21
S4
22
S5
23
S6
24
S7
25
S8
26
S9
27
S10
28
S13
31
VF1
1
S14
32
S11
29
S12
30
S15
33
S16
34
S17
35
NC
36
NC
37
NC
38
VF2
39
VF2
40
VFD301
DCM713D-1.GB
+5V
1 2 3 4 5 6 7 8 9
10
CN301
10P/2.0
+5V
V-GND REM ROT-A ROT-B
R322
4.7k
LED301
REM
1
GND
2
Vcc
3
S301
REMOTE
REM
V-GND
+5V
+5V
C309
104p
ECO POWER
1
2
10
9
7
6
3
4
5
T902
BZ1
L305
200UH
Q301
D965
Q302
D965
R319
1K
R320
1K
R378
100
C308
104p
C307
220U/35V
D301 FR104
-24V
R381
100
R379
100
DZ301 3V
C301
104M
VF1 VF2
D302
4148
ECO POWER
R315
10k
R316
15
DZ302
27v
G
1
B
2
A
3
ENCODER301
ENCODER
ROT-A1 ROT-B1
R30110K
R302
10K
R304
10K
R303
10K
+5V
C302
103P
C303
103P
ROT-A
ROT-B
V-GND VFD CLK
VFD DATA VFD STB
R321
47
C312
47uf/16v
C311
104p
R325
4.7k
1 2
CN302
2P/2.0
LED+5V LED-SW2
R324
10K 1/8W
R323
10K 1/8W
VFD Display Board -- Circuit Diagram
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