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CONTROL SCHEMATIC CIRCUIT DIAGRAM
1 2 3 4 56
A
B
C
D
6
54321
D
C
B
A
Title
Number RevisionSize
B
Date: 18-Feb-2003 Sheet of
File: D:\ENG\Bhdpa868.ddb Drawn By:
K2
KEY
K4
KEY
K1
KEY
K3
KEY
K6
KEY
K5
KEY
LED1
R1
4.7K
+5V
LED2
R5
220E
R7
0E
C2
47U/16V
GND
1
VCC
2
IR
3
REMOTE
SENSOR
X1
455E
C5
150
C4
150
F-
1
F+
2
GND
3
-24V
4
POWER-SUPPLY
C3
104
C1
104
R4
220E
R3
10K
R2
10K
D1
D2
+5V
~3.6V
~3.6V
VFD-DATA
6
VFD-CS
5
VFD-CLK
4
GND
3
IR
2
+5V
1
MPEG
P8
23
P7
24
P12
19
P11
20
P10
21
P9
22
F1A
1
F1B
2
G1
4
G2
5
G3
6
G4
7
G5
8
NC
9
NC
10
NC
11
NC
12
NC
13
G6
14
P16
15
P15
16
P14
17
F2B
33
F2A
32
P1
30
P2
29
P3
28
P4
27
P5
26
P6
25
P13
18
U1
VFD
Dout
5
Din
6
SW1
1
SW2
2
SW3
3
SW4
4
S15
30
S9
23
G5
33
G6
32
S16
31
Vss
7
CLK
8
STB
9
K1
10
K2
11
S8
22
K3
12
K4
13
Vdd
14
S1
15
S2
16
S3
17
S4
18
S5
19
S6
20
S7
21
G4
34
OSC
44
Vss
43
LED1
42
LED2
41
LED3
40
LED4
39
Vdd
38
G1
37
G2
36
G3
35
S14
29
S10
24
S11
25
S12
26
VEE
27
S13
28
U2
UPD16312
+5V
+5V
-24V
+5V
K7
KEY
R6
4.7K
3-4