Microlab X25, X27, H500, H600 Schematics

1

2

3

4

5

6

D

~3.5V

5

D

~3.5V

4

DC-27V

3

MUTE

2

VFD HNVCLLSM27

GND

1

C207

C208

CON2

100UF/35V

CC104

L201

4.7UH

+5V VDD

F2 F2

P16 P15 P14 P13 P12

P18P11

P17P10 P9 P8 P7 P6 P5 P4 P3 P2 P1

G12 G11 G10 G9 G8 G7 G6 G5 G4 G3 G2 G1

F1 F1

P18 P17 P16 P15 P14 P13 P12 P11 P10 P9 P8 P7 P6 P5 P4 P3 P2 P1

G10 G9 G8 G7 G6 G5 G4 G3 G2 G1

C201

C202

100UF/16V

CC104

C

R201

C

RX1

10K

C205

IC201

C204

P17

L202

104

2SC2604

30pF

P18

GND

4.7UH

1

28

VCC

OUT

Y201

D201

D202

1N4148

1N4148

2

27

6MHz

34 45 14 33

1

2

3

3

26

C203

IC203

30pF

G8

37

36

G9

4

25

G8

VEE VDD VDD VDD

S20/G9

G7

38

35

G10

G7

S19/G10

5

24

G6

39

G6

S18/G11

32

P1

G5

40

31

P2

SW4

SW3

G5

S17/G12

DOUT

G4

41

30

P3

6

23

G4

S16/G13

G3

42

29

P4

vol -

out PUT

R208

G2

43

G3

S15/G14

28

P5

7

DIN

22

G2

S14/G15

G1

44

27

P6

G1

S13/G16

33K

C206

26

P7

8

CLK

21

S12/K12

CC104

46

25

P8

SW5

SW2

LED5

S11/K11

9

STB

20

47

LED4

S10/K10

24

P9

48

23

P10

vol +

in put

LED3

S9/K9

R207

10

MUTE

19

49

LED2

S8/K8

22

P11

50

21

P12

R204 56K

LED1

S7/K7

33K

52

20

P13

11

CE

18

OSC

S6/K6

B

9

19

P14

SW1

B

STB

STB

S5/K5

12

SDA

17

8

CLK

S4/K4

18

P15

CLK

7

17

P16

st-by

NC

S3/K3

CON5 CON6

R206

6

16

P17

CE

5

13

SCL

16

DIN

S2/K2

DIN

5

15

P18

DOUT

S1/K1

1

1

33K

+5V

4

14

DO

15

DOUT

2

2

SDA

3

4

13

SW4

KEY4

3

3

SCL

2

3

SW3

KEY3

12

4

4

DO

1

2

11

SW2

VSS

KEY2

5

5

R205

CON3

1

10

SW1

KEY1

PT6311

33K

51

X25

A

A

Title

X25 X27 DISP

Size

Number

Revision

B

SDP1-0X25R-A51/52

V1.0

Date:

25-Feb-2006

Sheet

of

1

File:

F:\my file\My Design\X25R.ddb

Drawn By:

WANGZHAO

1

2

3

4

5

6

PDF created with FinePrint pdfFactory trial version http://www.fineprint.com

1

2

3

4

5

6

R101

+6.8V

-6.8V

R

D

1K

U1

PT2323

U2

M61541

R116

+9V

R115

39K

D

AUX1

C177

C176

C179

C178

R102

C1

10UF

6.8K

L

C105

10UF

1

L1

R1

28

CC104

100UF

37 +VC

-VC 38

CC104

100UF

R118

1K

*

C114

C2'

10UF

2

L2

R2

27 C2

10UF

27

FL IN

FL OUT 18

6.8K

R103

U3A

R

1K

3

L3

R3

26

26

FR IN

FR OUT

17

0.22UF

R114

4558

R119

C117

AUX2

15K

MC102

R104

4

L4

R4

25

C172

MC104

4

CEN IN

CEN OUT 12

47K

-9V

L

100K

1K

101

100K 101

100K

101

100K

101

C112

10UF 5

24

R171 10K

R172 10K

5 SUB IN

11

FLI

LPF-I

SUB OUT

R126

R125

39K

C104

R108 C103

R107

C102

R106

C101

R105

C122

10UF 6

FRI

LPF-O

23

C173

MC104

6 SL IN

SL OUT

10

6.8K

C132

10UF

7

CTI

FLO 22

R113

270

C113

10UF

7 SR OUT

SR OUT

9

R128

R111

C124

FL

1K

C142

10UF

8

SUBI

FRO

21

R123

270

C123

10UF

23

TRER

TREL

24

U3B

6.8K

C111

C180

0.22UF

4558

R129

C127

CC101

C152

10UF 9

SLI

20

R133

270

C133

10UF

19

BASR1

21

C181

R124

15K

CTO

CC223

BASL1

MC102

FR

R121

MC223

47K

1K

22K

22K

100K

100K

C162

10UF10

SRI

SUBO

19

R143 270

C143

10UF

20

BASR2

BASL2

22

C121

C184

CC101

R122'

R112'

11

C182

1

+3.4V

C185

R122

R112

MIXO

SLO

18

R153 270

C153

10UF

AGND

DVDD

13

MC154 MC473

C183

MC154

R136

R135

39K

R131

12

VCC

SRO

17

R163

270

C163

10UF

R173

8

AGND

SCL

15

MC473

R174

6.8K

C

CT

SCL

4.7K

C134

R138

C

1K

C131

13

REF

SCL

16

SCL

4.7K

25

AGND

SDA

14

SDA

6.8K

CC101

14

32

U4B

GND

SDA

15

AGND

DGND 16

R139

R141

SDA

0.22UF

4558

SUB

R134

15K

C137

22K

C141

R142

R132

C171

47K

MC102

CC104

100K

100K

10UF

JP101

+9V

1

FL

R151

+9VR145 100K

2

G

SL

R146

3

FR

1K

C175

C174

4

SR

6.8K

R147

5

SL

CC104

100UF/16V

SR

R161

C144

6.8K

6

G

C161 CC101

R162 100K

C151 CC101

R152 100K

7

CEN

1K

U4A

8

SUB

0.22UF

R144

4558

R148

C145

CON8

47K

-9V

100K

MC104

T1

D101-104

U6

+5V

7805

+9V

C1

C3

C4

C5

C6

R156

R155

39K

3300uF/25V

100UF/25V

CC104

U8

100UF/16V

CC104

+9V

6.8V

+3.4V

6.8K

TRANS1

JR3

R178

R181

R158

C2

7809

C154

B

B

33 OHM/1W

39 /025W

ZD101

1K

R182

6.8K

1N4004

3300UF/25V

U5A

C12

C11

C13

C14

C15

C16

C185

1K

0.22UF

4558

100UF/25V

CC104

U7

100UF/16V

CC104

100UF/16V

CC104

6.8V

100UF/16V

R159

C157

R154

15K

MC102

47K

-9V

C23

100UF/25V

JR4

U9

-9V

R179

-6.8V

R166

R165

39K

7909

6.8K

33 OHM/1W

39/0.25W

ZD102

R168

C18

C189

C164

C17

C19

C20

C21

C22

100UF/25V

CC104

100UF/16V

CC104

100UF/16V

CC104

6.8V

100UF/16V

U5B

6.8K

D105-108

0.22UF

R164

4558

R169

C167

1N4004

R180

-27V

47K

15K

MC102

C190

1K

D103

C192

100UF

C191

100UF/35V

C193

27V

CC104

CC104

C194

ZD104

6V2/0.5W

4.7U/50V

A

R182

R183

A

100

100

~3.5V

Title X25

~3.5V

Size

Number

Revision

C

SDP1-0X25R-A53

V1.0

Date:

25-Feb-2006

Sheet

of

2

File:

F:\my file\My Design\X25R.ddb

Drawn By:

WANGZHAO

1

2

3

4

5

6

PDF created with FinePrint pdfFactory trial version http://www.fineprint.com