Microlab AH-500 Schematics D led Protel
654321
接变压器
D
~2.6V
~2.6V
GND
DC-37V
+5V
GND
J1
6
5
4
3
2
1
CON6
!
+5V VDD
+C1
10uF/16V
R15
C2
104
1K 1/8W
ZD2
27V
+
100uF/35V
ZD1
C6
6.3V
R13
100R
R14
100R
F2
F2
P16
P18
P10
P11
P12
P13
P14
P15
P17
P18
P17
P14
P15
P16
P8
P9
P10
P11
P12
P13
VFD 10-BT-245GNKP
P1P2P3P4P5P6P7P8P9
P3P4P5P6P7
F1
F1
G10
G11
G12
P1
G9
G8
P2
G10
G7
G1G2G3G4G5G6G8G7G9
G1G2G3
G4G5G6
D
C
B
A
1 2 3 4 5 6
RX1
VCC1GND2OUT
3
H500D
面板电原理图
注:
!
标示的元件更换要慎重
.
A
B
IR
NC
STR
CLK
DIN
DOUT
GND
+5V
CON2
4
3
2
1
6
5
4
3
2
1
CON3
ADJUST
JOG1
14
33
34
3
2
1
R12 56K
37
G8
38
G7
39
G6
40
G5
41
G4
42
G3
43
G2
44
G1
46
47
48
49
50
52
9
8
7
6
5
4
3
2
1
G8
G7
G6
G5
G4
G3
G2
G1
LED5
LED4
LED3
LED2
LED1
OSC
STB
CLK
NC
DIN
DOUT
SW4
SW3
SW2
SW1
45
IC3
36
S20/G9
S19/G10
VEE
VDD
VDD
VDD
S18/G11
S17/G12
S16/G13
S15/G14
S14/G15
S13/G16
S12/K12
S11/K11
S10/K10
S9/K9
S8/K8
S7/K7
S6/K6
S5/K5
S4/K4
S3/K3
S2/K2
S1/K1
KEY4
KEY3
KEY2
KEY1
VSS
PT6311
51
G9
35
G10
32
P1
31
P2
30
P3
29
P4
P5
28
P6
27
P7
26
P8
25
P9
24
P10
23
P11
22
P12
21
P13
20
P14
19
P15
18
P16
17
P17
16
P18
15
13
12
11
10
DESIGN:
CHECK:
APPR:
P17
P18
徐敬文
徐敬文
SW5
FUN
SW6
POWER
D1
1N4148
SW1
IN PUT
SW2
MODE
SW3
DSP
SW4
TUNE
D2
1N4148
R7
33K
R8
33K
R9
33K
R10
33K
麦博数码资讯有限公司
H-500D
H500D-002
TIME: 2004.10.5
NO:
MODEL:
C
B
A
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