Vitek VT-4213 Circuit diagrams
1
1
2
2
3
3
4
4
5
5
6
6
D D
C C
B B
A A
Title
Number RevisionSize
B
Date: 2012-12-26 Sheet of
File: E:\ \..\GALDFB-F16-D.sch Drawn By:
SEG1
SEG2
SEG3
SEG4
SEG5
SEG6
SEG7
SEG8
SEG9
SEG10
SEG11
SEG12
SEG13
COM1
COM2
COM3
COM4
SEG1
SEG2
SEG3
SEG4
SEG5 SEG6
SEG7
SEG8
SEG9
SEG10
SEG11
SEG12
SEG13
COM1
COM2
COM3
COM4
1
2
3
4
5
6
7
8
CN1
BUZ1
R7
200
R5
2K
R28
2K
BUZ BUZ
C6
104
VDD
GND
X1
32768HZ
C4
10P
C3
10P
SET
SET
R27
10K
VDD
C7
104
B
1
C
2
E
3
Q2
8050
R31
5.1K
R30
5.1K
C5
105
+5V
C8
103
ZERO
ZERO
BT1
3VDC 2450
D4
MA700
D3
IN4148
VDD +5V
R11
10K
EC1
220uF/16V
R8
4.7K
R10
4.7K
R9
4.7K
TOP
SIDE
BOT
BOT
SIDE
TOP
C1
103
C2
103
RTBOT
RTTOP
R1
10k
R3
2K
D1
IN4148
+5V
RTBOT
R2
10K
R4
2K
D2
IN4148
+5V
RTTOP
+5V
K1
K1
K5
K2
K3
R20
4.7K
K1
K3
R22
4.7K
K3
K5
R23
4.7K
K5
K2
R21
Comment: 4.7K
K2
K6
R25
4.7K
K6
K7
R26
4.7K
K7
K8
R29
10K
K8
K4
R24
10K
K4
K4
K8
K7
K6
SEG14
SEG15
SEG16
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
LCD
SEG14
SEG15
SEG16
1 44
2 43
3 42
4 41
5 40
6 39
7 38
8 37
9 36
10 35
11 34
12 33
13 32
14 31
15 30
16 29
17 28
18 27
19 26
20 25
21 24
22 23
JP1
B
1
C
2
E
3
Q3
8050
R32
4.7K
R33
150
+5V
1
A
2
K
LGM
LED
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