Microlab A-6652, AH-500 Schematics FRONT

654321

接变压器

D

C

B

~2.6V
~2.6V
GND
DC-37V
+5V
GND

GND
NC
NC

SCL

SDA

MODE

IN PUT SEL

NC

NC

+5V VDD

J1

CON6

!

6
5
4
3
2
1

24C01

IC2

J?

1
2
3
4
5
6
7
8
9

CON9

+ C1

10uF/16V

RX1

VCC1GND2OUT

876

123

R16
1K

R5

10K

C2

104

3

LED1

POWER

R15
1K 1/8W

+5V VDD

R6

10K

SDA

5

SCL

4

ZD2
27V

1

2
3
4

5
6
7

8

9
10

11
12
13
14 15

+

IC1
SN1604

C6

100uF/35V

ZD1

6.3V
R13

100R
R14
100R

R4

10K

C3

104

C4

JOG1

28

27
26
25

24
23

STB

22

21

CLK
DIN

20

DOUT

19

18
17
16

Y1
6MHz

30pF

C5
30pF

3

2

1

F2

F2

R12 56K

P10

P11

P12

P13

P14

P15

P16

P17

P18

P17

P18

P14

P15

P16

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

P8

P9

P10

P11

P12

P13

34

45

G8
G7

VEE
G6
G5
G4
G3
G2
G1

LED5
LED4
LED3
LED2
LED1
OSC
STB
CLK
NC
DIN
DOUT

SW4
SW3
SW2
SW1

51

14

VDD

VSS

33

VDD

VDD

VFD 10-BT-245GNKP

P1P2P3P4P5P6P7P8P9

P3P4P5P6P7

IC3

S20/G9
S19/G10
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

PT6311

F1

F1

G1G2G3G4G5

G6G8G7

G9

G10

G11

G12

P1

G9

G8

P2

G10

G7

36

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

G1G2G3

G4G5G6

P17
P18

SW5

FUN

SW6

POWER

D1
1N4148

SW1

IN PUT

SW2

MODE

SW3

EQ

SW4

FLAT

D2
1N4148

R7

33K

R8

33K

R9

33K

R10

33K

H5 00Q面板电原理图

D

C

B

A

1 2 3 4 5 6

:注

!

.标示的元件更换要慎重

CHAICK:
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麦 博数码资讯有限公司

NO:

MODEL: A-6652

H500Q-002

TIME: 2004.02.05

A