Microlab X25, X27, H500, H600 Schematics

654321

D

C

B

CE
+5V
SDA
SCL
DO

CON3

~3.5V
~3.5V
DC-27V
MUTE
GND

C206
CC104

5
4
3
2
1

CON2

C201

100UF/16V

5
4
3
2
1

L201

4.7UH

+5V VDD

C202
CC104

RX1

VCC1GND2OUT

3

C207

100UF/35V

R201
10K

C205
104

L202

4.7UH

1

2

3

4

5

6

DOUT

7

DIN

8

9

10

MUTE

11

CE

12

SDA

13

SCL

14 15

DO

CLK
STB

IC201

2SC2604

C208
CC104

F2

F2

C204

28

27

26

25

24

23

22

21

20

19

18

17

16

Y201
6MHz

30pF

C203
30pF

P16

R204 56K

STB
CLK

DIN

DOUT

P15

P18

VFD HNVCLLSM27

P10

P11

P12

P13

P14

P17

P18

P17

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

P7

P10

P11

P12

P13

14

34

45

G8
G7

VEE

VDD

G6
G5
G4
G3
G2
G1

LED5
LED4
LED3
LED2
LED1
OSC
STB
CLK
NC
DIN
DOUT

SW4
SW3
SW2
SW1

VDD

VSS

51

P4P5P6

33

P1P2P3P4P5P6P7P8P9

VDD

P1P2P3

IC203

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

G10

G11

G12

G9

G8

G10

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

G1G2G3G4G5G6G8G7G9

G1G2G3

G4G5G6

G7

P17
P18

D201

D202

1N4148

1N4148

CON5

1
2
3
4
5

CON6

SW4

vol -

SW5

vol +

1
2
3
4
5

SW3

out PUT

SW2

in put

SW1

st-by

D

C

R208

33K

R207

33K

B

R206

33K

R205

33K

X25

面板电原理图

A

1 2 3 4 5 6

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

Title

X25 X27 DISP

Number RevisionSize

B

Date: 25-Feb-2006 Sheet of
File: F:\my file\My Design\X25R.ddb Drawn By:

V1.0SDP1-0X25R-A51/52
1

WANGZHAO

A

654321

D

C

B

A

AUX1

AUX2

SUB

SR

1K

R102

L

1K
R103

R

1K

R104

L

1K

101

101C103

R107 100K

R106 100K

R108 100K

C104

R111

FL

1K

C111
CC101

R121

FR

1K

C121

22K

CC101

R122' 22K

CC101

CC104

T1

C131

C141

R112'

R142
100K

R162 100K

C161 CC101

R131

CT

1K

R141
22K

R151

SL

1K

R161
1K

TRANS1

1 2 3 4 5 6

R105 100K

C102 101

C101 101

100K

R122 100K

R112

R132
100K

R152 100K

C151 CC101

D101-104

C1

3300uF/25V

C2

3300UF/25V

1N4004

D105-108

1N4004

R182
100

C190

100UF

R183
100

C191
CC104

~3.5V

~3.5V

10UF

C105

C2'

C112 10UF

C122 10UF

C132

C142

C152

C162

C171
10UF

+9V

C175

CC104

JR3
33 OHM/1W

JR4
33 OHM/1W

R180
1K

10UF

10UF

10UF

10UF

10UF

C174

100UF/16V

D103
27V

10
11
12

13
14

1
2

3
4
5

6
7

8
9

-27V

100UF/25V

100UF/25V

L1
L2
L3
L4

FLI
FRI

CTI
SUBI

SLI
SRI

MIXO
VCC
REF

GND

C3

C12

C18
100UF/25V

C192

100UF/35V

PT2323U1

LPF-I

LPF-O

SUBO

C4
CC104

C11
CC104

C17
CC104

CC104

R1
R2
R3
R4

FLO
FRO
CTO

SLO
SRO
SCL
SDA

C193

ZD104

6V2/0.5W

7909

7805

7809

10UF

C1

28

*

27

C2 10UF

26
25

C172

MC104

R171

R172 10K

10K

24

C173 MC104

23

R113 270

R123 270

R133 270

R143 270

R153 270

R163 270

SCL

SDA

C194

4.7U/50V

C5

100UF/16V

C13

100UF/16V

C19

100UF/16V

C113 10UF

C123 10UF

C133 10UF

C143 10UF

C153 10UF

C163 10UF

C6
CC104

C14
CC104

C20
CC104

22
21

20
19
18
17
16
15

U6

U8

U7

U9

R101

R

+6.8V -6.8V

C177

C176

CC104

100UF

37

+VC

27

FL IN

26

4

CEN IN

5

SUB IN

6

SL IN

7

SR OUT

23
19
20

C182

1

MC473

8

25
32

R178

39 /025W
C16
CC104

R179

39/0.25W ZD102
C22
CC104

TRER
BASR1
BASR2

AGND
AGND
AGND

C180
CC223

C184
MC154

R173

4.7K

+5V

+9V +3.4V

C15

100UF/16V

C23

100UF/25V

-9V

C21

100UF/16V

6.8V

-6.8V

ZD101

6.8V

6.8V

M61541U2

-VC

FL OUT

FR OUTFR IN
CEN OUT
SUB OUT

SL OUT
SR OUT

TREL

BASL1
BASL2
DVDDAGND

SCL
SDA

DGND

C185

100UF/16V

C189

100UF/16V

R181
1K

38
18
17
12

11
10
9
24
21
22

+3.4V

13
15

SCL

14

SDA

16

C183
MC473

R182
1K

CC104

C179

R174

4.7K

C181
MC223

C185
MC154

C178
100UF

6.8K

6.8K

R116

6.8K
C114

0.22UF

R126

6.8K
C124

0.22UF

R136

6.8K
C134

0.22UF

R146

6.8K
C144

0.22UF

C154

0.22UF

C164

0.22UF

R154
47K

R164
47K

R124
47K

R134
47K

R144
47K

R114
47K

+9V

-9V

+9V

-9V

+9V

-9V

R165 39KR166

R115 39K

U3A
4558

R125 39K

U3B

4558

R135 39K

U4B
4558

R145 100K

U4A

4558

R155 39KR156

U5A
4558

U5B
4558

R118

6.8K

R128

6.8K

R138

6.8K

R147

6.8K

R158

6.8K

R168

6.8K

Title

X25新版前级

C

Date: 25-Feb-2006 Sheet of
File: F:\my file\My Design\X25R.ddb Drawn By:

Number RevisionSize

R119
15K

R129
15K

R139
15K

R148
100K

R159
15K

R169

15K

SDP1-0X25R-A53

C117
MC102

C127
MC102

C137
MC102

C145
MC104

C157
MC102

C167
MC102

JP101

CON8

V1.0

2

WANGZHAO

D

C

1

FL
G

2

FR

3
4

SR

5

SL

6

G

7

CEN

8

SUB

B

A

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