Alto MP8 Service Manual

Service Manual

Model: MP8

QUAD/COMPRESSOR/LIMITER

www.altoproaudio.com

Version: 1.1

CONTENT

1. Introduction…………………………………………………………………….1

2. Specification…………………………………………………………………...2

3. Block Diagram…………………………………………………………………3

4. Schematic Diagram…………………………………………………………...4

5. Wiring Diagram……………………………………………………………….14

6. PCB Layout……………………………………………………………………15

7. Exploded View & Mechanical Parts.................................................20

8. BOM.........................................................................................................23

1. Introduction

- 1 -

˙ 2 MIC/Line Input with D/I box built in, 6 MIC input.
˙ Individual Phantom power switch
˙ Precision, high gain MIC preamplifiers.
˙ 8 channels for MIC only also include individual 48 volt switch and high pass

filter.

˙ Analogue output via D type 25 pin connectors.

INPUT

2. Technical Specification

- 2 -

Connectors

Impedance

Max input level

CMRR

OUTPUT

Connectors

Impedance

Max output level

SYSTEM SPECIFICATIONS

Bandwidth

Frequency Response

Signa/Noise

THD

Crosstalk

Stereo Coupling

Six balanced XLR,Two 1/4"TRS Instrument Inputs and TWO

combo on Channel One and Tw

Balanced >50Kohm, Unbalanced>25Kohm

>+24dBu balanced and unbalanced

Typically>60dB at 1KHz

Eight 1/4" TRS (INSERT)

DIRECT OUT MULTI -PIN CONNECTOR WIRING

Unbalanced>60ohm

>+21dBu unbalanced

20HZ to 20kHz, +0/-0.5dB

10Hz to 200kHz,+0/-3dB

>128dBu, weighted, 22Hz to 22kHz

<0.007%

<-100dB, 22Hz to 22Khz

True RMS detection

FUNCTION SWITCHES

48 Volt Phantom Power

High pass filter

INDICATORS

INPUT LEVEL

Function switch

POWER SUPPLY

Mains Voltages

Fuse

Power consumption

Mains Connection

PHYSICAL

Dimension

Net Weight

Eight channel of the MP8 has 48V Phantom power available.

>80Hz

3 element LED display: -20/0/CLIP dB.

LED indicator for each

USA/Canada

U.K./Australia

Europe

General Export Model

100-120VAC : 400mA (SLOW-BLOW)

200-240VAC : 200mA (SLOW-BLOW)

35 Watts

Standard IEC receptacle

W(483.0)*D(198.0)*H(44.2) mm

3.3Kg

~120VAC, 60Hz

~240VAC, 50Hz

~230VAC, 50Hz

~100-120VAC,

~200-240VAC, 50-60Hz

D

3. Block Diagram

- 3 -

8

C

B

A

CN22

1

2

3

4

5

6

7

8

9

10

11

12

13

14

15

16

17

18

19

20

21

CH1-H

CH1-C

CH2-H

CH2-C

7

CH1-H

CH1-C

6

CH1 INSERT

5

4

(-20dB 0dB CLIP)

J1

JY6351G-02

3c

5e

1a

4d

2b

R

RED

YEL

GR

RED

YEL

GR

(-20dB 0dB CLIP)

CH5-H

CH5-C

CH6-H

CH6-C

CH7-H

CH3-H

CH3-C

CH4-H

CH4-C

CH2-H

CH2-C

CH7-C

CH2 INSERT

J1

JY6351G-02

3c

5e

1a

4d

2b

R

CN-HD13X2

22

23

24

25

26

CH8-H

CH8-C

(-20dB 0dB CLIP)

8 Channel Balanced Connector

For TASCAM DB25

7 8

CH8-H

CH3-H

CH3-C

CH3 INSERT

J1

JY6351G-02

3c

5e

1a

4d

2b

R

RED

YEL

GR

RED

YEL

GR

(-20dB 0dB CLIP)

CH8-C

6

CH8 INSERT

J1

JY6351G-02

3c

5e

1a

4d

2b

R

5

4

80dB

80dB

HI-PASS

HI-PASS SW

3

HI-PASS SW

AMP

PHANTOM POWER 48V

+48V

2

1

1

2

3

X1

X2

X3

MIC1 IN

GAIN LEVEL 0dB~60dB

HIGH INPUT

IMPEDANCE

4

5

6

2

1

3

22

11

33

LINE IN1

PHANTOM POWER 48V

+48V

X1

X3

MIC2 IN

INSTRUMENT IN1

D

C

80dB

HI-PASS

HI-PASS SW

AMP

GAIN LEVEL 0dB~60dB

HIGH INPUT

IMPEDANCE

1

2

3

4

5

6

X2

2

1

3

22

11

33

PHANTOM POWER 48V

+48V

4

LINE IN2

80dB

HI-PASS

HI-PASS SW

GAIN LEVEL 0dB~60dB

AMP

2

1

3

PHANTOM POWER 48V

+48V

MIC3 IN

INSTRUMENT IN2

B

HI-PASS

3

AMP

GAIN LEVEL 0dB~60dB

2

1

3

4

MIC8 IN

A

2

1

D

4. Schematic Diagram

- 4 -

4

INP UT C H1 - CH2

MP 8 -MAIN - 02 . S c h

INP UT C H3 - CH5

C

MP 8 -MAIN - 03 . S c h

INP UT C H6 - CH8

MP 8 -MAIN - 04 . S c h

B

POWER SUPPLY

BALANCED OUTPUT

MP8 -MAIN - 05 . s ch

MP8 MN -PW R. s ch

A

MP8-MAIN (1/6)

321

CN1

123456789

101112

CN-HD6X2

CN2

123456789

CN-HD5X2

10

CN3

123456789

CN-HD5X2

10

CH1-IN-X3

CH2-IN-X3

CH2-IN-X2

CH2-IN-X3-1

CH2-IN-X2-1

CH2-IN-X1-1

CH2-IN-X1

D1

1N4148D21N4148

+VCC

R13

TR1

BC327

680R 1/ 4W

BC327

CH1-IN-X2

CH1-IN-X3-1

CH1-IN-X2-1

CH1-IN-X1-1

CH1-IN-X1

R22

10K

LD1

YEL

LD2

YEL

4

6

4

6

(CH1 HI-PASS led)

5

5

CH5-IN-X2

CH5-IN-X3

CH5-IN-X1

LD3

YEL

4

6

(CH2 HI-PASS led)

5

CH3-IN-X2

CH3-IN-X3

CH4-IN-X2

CH4-IN-X3

CH3-IN-X1

CH4-IN-X1

LD4

YEL

4

(CH3 HI-PASS led)

5

YEL

LD5

6

4

(CH4 HI-PASS led)

LD6

6

4

(CH5 HI-PASS led)

5

5

YEL

CH8-IN-X2

CH8-IN-X3

CH8-IN-X1

LD7

YEL

6

4

6

(CH6 HI-PASS led)

5

CH6-IN-X2

CH6-IN-X3

CH7-IN-X2

CH7-IN-X3

CH7-IN-X1

CH6-IN-X2

LD8

YEL

-VC C

4

6

(CH7 HI-PASS led)

(CH8 HI-PASS led)

5

CBE

SW1B

PBA/6PC

SW3B

PBA/6PC

SW5B

PBA/6PC

SW7B

PBA/6PC

SW9B

PBA/6PC

SW11B

PBA/6PC

SW13B

PBA/6PC

SW15B

PBA/6PC

1 2 34

D

C

B

A

CH1-IN-X3

- 5 -

MIC1 IN

CH1-IN-X2

D

D78

1N4148

CH1-IN-X3- 1

LINE IN1

CH1-IN-X2- 1

C

INSTRUMENT IN

J1

PHONEJAC K

CH2-IN-X3

MIC2 IN

CH2-IN-X2

B

D82
1N4148

CH2-IN-X3-1

LINE IN2

CH2-IN-X2-1

A

INSTRUMENT IN

J2

PHONEJAC K

D79

1N4148

BC33 7

CBE

3
33
22
2
11
1

+VCC-VC C

C273 47uF/ 25V

C274 47uF/ 25V

3
33
22
2
11
1

R33

47R0

R34

47R0

D80

1N4148

+VCC-VC C

+VCC -VC C

C266 47uF/ 25V

C267 47uF/ 25V

R59

6K81

R36

47R0

R37

47R0

D83
1N4148

+VCC -VC C

CH1-48V

6K81

1N4148

CH2-48V

D86
1N4148

5K62

5K62

R434

10K

R436

5M1

R57

R427

10K

R429

5M1

R76

R75

C275

100N

R435

10K

D81

R74

5K62

R73

5K62

R428

10K

100N

47uF/63V

C269

100N

R60

6K81

C18

330P

47uF/63V

D87
1N4148

C276

R58

6K81

330P

C3

C17

C2

47uF/63V

C1

C268

100N

C4

47uF/63V

TR51

BC337

R437

5M1

RY1 2W-K

1N4148

TR50

BC337

R430

5M1

RL2

RY12W -K

D51

1N4148

1N4148

R438

1K

RL1

D48

D49

1N4148

R431

1K

D52

C277

33P

7654321

+VCC

R117

C19

2K49

10N

3906

R93

20K0

C27

1N

2K49

R122

-VC C

TR26

R173

475R

TR10

R78

1K50

12

34

56

78

-VC C

R77

1K50

+VCC

C20

10N

R174

475R

2SA970

C28

2K49

1N

-VC C

R118

2K49

TR27

TR11

R123

1000uF/ 10V

3906

2SA970

C31

+VCC

VR1

02C10K

R35

4R70

R119

2K49

+VCC

R120

2K49

D35

BAS316

-VC C

TR28

R121

2K49

U1A

4580M

3906

3

2

C40

R193

22P

5K11

U1B

R196

5K11

C41

22P

4580M

5

6

1

7

22P

R194

5K11

R225

10K0

R226

10K0

0.22uF/50V

C42

C48

R241

1K3

R277

62K

3

2

U2A

4580M

C43

22P

5K11

C49

0.22uF/50V

6

5

R195

1

U2B

4580M

C72

47uF/25V

R94

20K

C50

0.22uF/50V

R249

6K8

C73

47uF/25V

7

R95

20K

HI - P AS S

1

3

SW1A

PBA/6PC

2

CH1-48V

CH2-48V

CH1-INS
CH1-RTN

CN5

1
2
3
4
5
6

6P-2.5

(TO DISPLAY BOARD)

MP8-MAIN (2/6)

CN18

1
2
3
4
5
6

6P-2.5

(CH1 & CH2 I NSERT)

8

D

A970

LINE IN GAIN =-40~+10dB

MIC GAIN =-60~0dB

RYPWR

D50

1N4148

+VCC-VC C

U17A

2

3

4580M

C270

33P

12

34

56

78

D53

1N4148

+VCC-VC C

U17B

6

5

4580M

RYPWR

7

1

R79

1K50

C278

47uF/25V

C271

47uF/25V

-VC C

C23

10N

R96

20K0

C29

1N

R124

2K49

R439

20K

R432

20K

+VCC

-VC C

RYPWR +VCC

C272

47uF/25V

R125

C24

2K49

10N

3906

TR29

R177

475R

TR12

R80

1K50

R178

475R

2SA970

C30

1N

+VCC

-VC C

R433

680R 1/4W

R127

2K49

3906

TR30

TR13

2SA970

R126

2K49

+VCC

C32

1000uF/ 10V

02C10K

4R70

2K49

VR2

R38

CBE

R128

+VCC

D36

BAS316

-VC C

MIC GAIN =-60~0dB

LINE IN GAI N=-40~+10dB

R129

2K49

TR31

R130

2K49

C

R242

1K3

R278

62K

3

2

U4A

4580M

C47

22P

5K11

C52

0.22uF/50V

6

5

R200

1

U4B

4580M

C75

47uF/25V

R97

20K

C53

0.22uF/50V

R250

6K8

C76

47uF/25V

7

R98

20K

HI - P AS S

1

3

SW3A

PBA/6PC

2

+VCC

-VC C

CH2-INS
CH2-RTN

84

U1C

4580M

C112

100N

C113

100N

U2C

4580M

B

C114

84

100N

C115

100N

U3C

4580M

84

C116

100N

C117

100N

U4C

4580M

84

C118

100N

C119

100N

U17C

4580M

84

C279

100N

C280

100N

A

C46

22P

U3A

4580M

3906

3

2

C44

22P

5

6

R197

5K11

C45

22P

R198

5K11

4580M

U3B

1

7

R199

5K11

R227

10K0

R228

10K0

0.22uF/50V

C51

1 2 3 4 5 6 78

7654321

- 6 -

8

CH3-48V

R61

6K81

D

MIC3 IN

CH3-IN-X3

CH3-IN-X2

R39
47R0

R40
47R0

R62

6K81

C144

330P

C5

47uF/63V

C6

47uF/63V

MIC GAIN =-60~0dB

D55

D54

1N4148

1N4148

+VCC -VC C

D57
1N4148

CH4-48V +VCC +VCC +VCC+VCC

C

CH4-IN-X3

MIC4 IN

CH4-IN-X2

R42
47R0

R43
47R0

6K81

R63

+VCC-VC C

R81

1K50

D56
1N4148

R64

6K81

C145

330P

C7

47uF/63V

C8

47uF/63V

MIC GAIN =-60~0dB

D59

D58

1N4148

1N4148

+VCC -VC C

D60
1N4148

B

CH5-48V

R65

6K81

CH5-IN-X3

MIC5 IN

CH5-IN-X2

R44
47R0

R46
47R0

+VCC-VC C

R83

1K50

D61
1N4148

R66

6K81

C146

330P

C10

47uF/63V

C9

47uF/63V

MIC GAIN =-60~0dB

D89

D88

1N4148

1N4148

+VCC -VC C

A

D64
1N4148

R85

1K50

D65
1N4148

+VCC-VC C

-VC C

-VC C

-VC C

C150

10N

R99

20K0

C186
1N

R135

2K49

C152

10N

R101

20K0

C188
1N

R142

2K49

C154

10N

R104

20K0

C190
1N

R149

2K49

+VCC

-VC C

-VC C

+VCC

-VC C

R131
2K49

TR32

R181
475R

TR14

R82

1K50

R136
2K49

TR35

R183
475R

TR16

R84

1K50

R143
2K49

TR38

R185
475R

TR18

R86

1K50

+VCC

C151
10N

3906

R182

475R

2SA970

C187

2K49

1N

-VC C

C153
10N

3906

R184

475R

2SA970

C189

2K49

1N

-VC C

+VCC

C155
10N

3906

R186

475R

2SA970

C191

2K49

1N

-VC C

R132
2K49

TR33

TR15

R137

R138
2K49

TR36

TR17

R144

R145
2K49

TR39

TR19

R150

1000uF/10V

3906

2SA970

1000uF/10V

3906

2SA970

1000uF/10V

3906

2SA970

C34

C35

C36

+VCC

VR3
02C10K

R41
4R70

VR4
02C10K

R45
4R70

+VCC

VR5
02C10K

R47
4R70

R133

2K49

R139

2K49

R146

2K49

+VCC

R134

2K49

D37

BAS316

-VC C

D38

BAS316

-VC C

+VCC

D39

BAS316

-VC C

TR34

R140

2K49

R141

2K49

R147

2K49

R148

2K49

R151

2K49

TR37

TR40

3906

3

2

5

6

3906

3

2

5

6

3906

3

2

5

6

C162

22P

C165

22P

C172

22P

U5A

4580M

U7A

4580M

U9A

4580M

R204
5K11

R208
5K11

R211
5K11

R201
5K11

C166

22P

R205
5K11

C169

22P

R212
5K11

C173

22P

U5B

4580M

U7B

4580M

U9B

4580M

1

7

1

7

1

7

22P

R202

5K11

R229
10K0

R230

10K0

0.22uF/50V

22P

R206

5K11

R231
10K0

R233

10K0

0.22uF/50V

22P

R209

5K11

R232
10K0

R234

10K0

0.22uF/50V

C163

C56

C167

C58

C170

C60

R243

1K3

R279

62K

R244

1K3

R280

62K

R245

1K3

R281

62K

3

2

3

2

3

2

U6A

4580M

C164
22P

5K11

C54

0.22uF/50V

6

5

U8A

4580M

C168
22P

5K11

C59

0.22uF/50V

6

5

U10A

4580M

C171
22P

5K11

C61

0.22uF/50V

6

5

R203

R207

R210

1

U6B

4580M

1

U8B

4580M

1

U10B

4580M

C78

47uF/25V

R100

20K

C55

0.22uF/50V

R251

6K8

C79

47uF/25V

7

C81

47uF/25V

R102

20K

C57

0.22uF/50V

R252

6K8

C84

47uF/25V

7

C83

47uF/25V

R105

20K

C62

0.22uF/50V

R253

6K8

C85

47uF/25V

7

R103

20K

R106

20K

R107

20K

HI - P AS S

1

3

SW5A

PBA/6PC

HI - P AS S

1

3

SW7A

PBA/6PC

HI - P AS S

1

3

SW9A

PBA/6PC

2

2

2

CH3-48V

CH4-48V

CH5-48V

CH6-INS

CH6-48V

CH3-INS
CH3-RTN

CN6

1
2
3
4
5
6

6P-2.5

(TO DISPLAY BOARD)

CH4-INS
CH4-RTN

CH5-INS
CH5-RTN

CN7

1
2
3
4
5
6

6P-2.5

(TO DISPLAY BOARD)

+VCC

-VC C

CH6-INS
CH6-RTN

U5C

4580M

CN19

1
2
3
4
5
6

6P-2.5

(CH3 & CH4 I NSERT)

84

CN20

1
2
3
4
5
6

6P-2.5

(CH5 & CH6 I NSERT)

MP8-MAIN (3/6)

C120
100N

C121
100N

U6C

4580M

C122

84

+VCC

-VC C

100N

C123
100N

U7C

4580M

U9C

4580M

84

84

C124
100N

C125
100N

C126
100N

C130
100N

U8C

4580M

U10C

4580M

84

84

C127
100N

C128
100N

C129
100N

C131
100N

D

C

B

A

1 2 3 4 5 6 78

7654321

- 7 -

8

D

C

MIC6 IN

MIC GAIN =-60~0dB

LINE IN GAI N=-40~+10dB

MIC7 IN

CH6-IN-X3

CH6-IN-X2

CH7-IN-X3

CH7-IN-X2

R67

6K81

R48
47R0

R49
47R0

D66
1N4148

+VCC -VC C

R69

6K81

R51
47R0

R52
47R0

D70
1N4148

+VCC -VC C

CH6-48V

R68

6K81

C12

47uF/63V

C147

330P

C11

47uF/63V

D67
1N4148

R87

D71
1N4148

+VCC-VC C

+VCC-VC C

1K50

D69
1N4148

R70

6K81

47uF/63V

C148

330P

C13

47uF/63V

R89

1K50

D73
1N4148

C14

D68
1N4148

CH7-48V +VCC +VCC +VCC+VCC

D72
1N4148

-VC C

-VC C

C156
10N

R108

20K0

C192
1N

R156

2K49

C158
10N

R110

20K0

C194
1N

R163

2K49

+VCC

-VC C

-VC C

R152
2K49

TR41

R187
475R

TR20

R88

1K50

R157
2K49

TR44

R189
475R

TR22

R90

1K50

+VCC

R153

C157
10N

3906

R188

475R

2SA970

C193
1N

-VC C

C159
10N

3906

R190

475R

2SA970

C195
1N

-VC C

R158

2K49

R165

2K49

2K49

TR42

TR21

R159
2K49

TR45

TR23

1000uF/10V

3906

2SA970

1000uF/10V

3906

2SA970

C37

C38

+VCC

VR6

02C10K

R50

4R70

VR7

02C10K

R55

4R70

R154

2K49

R160

2K49

+VCC

R155

2K49

D40

BAS316

-VC C

D41

BAS316

-VC C

TR43

R161

2K49

R162

2K49

TR46

R168

2K49

U11A

4580M

3906

3

2

C174

R213

22P

5K11

U11B

4580M

C177
22P

U13A

R216
5K11

R220
5K11

C178
22P

R217
5K11

C182
22P

4580M

U13B

4580M

5

6

3906

3

2

5

6

1

7

1

7

22P

R214

5K11

R235
10K0

R236

10K0

0.22uF/50V

22P

R218

5K11

R237
10K0

R239

10K0

0.22uF/50V

C175

C65

C179

C68

R246

1K3

R282
62K

R247

1K3

R283
62K

3

2

3

2

U12A

4580M

C176
22P

5K11

C63

0.22uF/50V

6

5

U14A

4580M

C180
22P

5K11

C66

0.22uF/50V

6

5

R215

R219

1

U12B

4580M

1

U14B

4580M

C87

47uF/25V

R109

20K

C64

0.22uF/50V

R254

6K8

C88

47uF/25V

7

C90

47uF/25V

R111

20K

C67

0.22uF/50V

R255

6K8

C93

47uF/25V

7

R112

20K

R115

20K

HI - PAS S

1

3

SW11A

PBA/6PC

HI - PAS S

1

3

SW13A

PS-22E85L

2

2

CH6-INS

CH7-INS
CH7-RTN

+VCC

4580M

-VC C

CN21

1
2
3
4
5
6

6P-2.5

(CH7 & CH8 I NSERT)

84

U11C

MP8-MAIN (4/6)

C132
100N

C133
100N

U12C

4580M

C134

84

+VCC

-VC C

100N

C135
100N

U13C

4580M

U15C

4580M

84

84

C136
100N

C137
100N

C138
100N

C142
100N

U14C

4580M

U16C

4580M

84

84

C139
100N

C140
100N

C141
100N

C143
100N

D

C

B

A

MIC8 IN

CH8-48V

R71

6K81

CH8-IN-X3

CH8-IN-X2

1 2 3 4 5 6 78

R53
47R0

R54
47R0

D74
1N4148

+VCC -VC C

D76

1N4148

D75
1N4148

1N4148

R72

6K81

C16

47uF/63V

C149

330P

C15

47uF/63V

R91

D77

1K50

+VCC-VC C

-VC C

C160
10N

R113

20K0

C196
1N

R170

2K49

+VCC

-VC C

R164
2K49

R191
475R

TR24

R92

1K50

+VCC

C161
10N

TR47

3906

R192

475R

2SA970

C197

R171

1N

2K49

-VC C

R166
2K49

TR48

TR25

1000uF/10V

3906

2SA970

C39

+VCC

VR8

02C10K

R56

4R70

R167

2K49

+VCC

R169

2K49

D42

BAS316

-VC C

TR49

R172

2K49

U15A

4580M

3

3906

2

C181

R221

22P

5K11

U15B

R224
5K11

C185
22P

4580M

5

6

1

7

22P

R222

5K11

R238
10K0

R240

10K0

0.22uF/50V

C183

C69

R248

1K3

R284
62K

3

2

U16A

4580M

C184
22P

5K11

C70

0.22uF/50V

6

5

R223

1

U16B

4580M

C92

47uF/25V

R114

20K

C71

0.22uF/50V

R256

6K8

C94

47uF/25V

7

R116

20K

HI - PAS S

1

3

SW15A

PS-22E85L

2

CH7-48V

CH8-48V

CH7-INS

+48V

+V-LED

LGND

-V- LED

CH8-INS
CH8-RTN

CN13

1
2
3
4
5
6
7
8
9
10

10P-2.5

(TO DISPLAY BOARD)

B

A

7654321

- 8 -

8

MP8-MAIN (5/6)

C226

47uF/25V

R258
10K

R367
10K

R368
10K

R375
10K

C242

22P

6

5

C244

22P

6

5

C245

22P

6

5

C248

22P

6

5

U36B

4580M

U37B

4580M

U38B

4580M

U39B

4580M

7

7

7

7

R260
10K

C227

47uF/25V

C230

47uF/25V

R369
10K

C232

47uF/25V

C231

47uF/25V

R370
10K

C237

47uF/25V

C236

47uF/25V

R376
10K

C238

47uF/25V

R411
51K

R415
51K

R419
51K

R420
51K

D

2

R403

100K

R405

100K

R407

100K

R408

100K

3

4580M

2

3

4580M

2

3

4580M

2

3

4580M

CH1-RTN CH5-RTN

CH2-RTN

C

CH3-RTN

B

CH4-RTN

1

U36A

1

U37A

1

U38A

1

U39A

R412

51K

R416

51K

R421

51K

R422

51K

R379

100R

R380

100R

R383

100R

R385

100R

R384

100R

R390

100R

R389

100R

R391

100R

CH1-H

CH1-C

CH2-H

CH2-C

CH3-H

CH3-C

CH4-H

CH4-C

CH6-RTN

CH7-RTN

CH8-RTN

R404

100K

R406

100K

R409

100K

R410

100K

C243

22P

2

3

U40A

4580M

2

3

U41A

4580M

2

3

U42A

4580M

2

3

U43A

4580M

R262
10K

R371
10K

R372
10K

R377
10K

6

5

C246

22P

6

5

C247

22P

6

5

C249

22P

6

5

U40B

4580M

U41B

4580M

U42B

4580M

U43B

4580M

1

1

1

1

7

7

7

7

C228

47uF/25V

R271
10K

C229

47uF/25V

C233

47uF/25V

R373
10K

C235

47uF/25V

C234

47uF/25V

R374
10K

C240

47uF/25V

C239

47uF/25V

R378
10K

C241

47uF/25V

R413
51K

R417
51K

R423
51K

R424
51K

R414
51K

R418
51K

R425
51K

R426
51K

R381

100R

R382

100R

R386

100R

R388

100R

R387

100R

R393

100R

R392

100R

R394

100R

CH5-H

CH5-C

CH6-H

CH6-C

CH7-H

CH7-C

CH8-H

CH8-C

CN22

CH1-H
CH1-C

CH2-H
CH2-C

CH3-H
CH3-C

CH4-H
CH4-C

CH5-H
CH5-C

CH6-H
CH6-C

CH7-H
CH7-C

CH8-H
CH8-C

1
2
3
4
5
6
7
8

9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26

CN-HD13X2

For TASCA M D B25

8 Channel Balanced Connector

D

C

B

+VCC

A

-VC C

1 2 3 4 5 6 78

84

U36C

4580M

C250
100N

C251
100N

84

U37C

4580M

C252
100N

C253
100N

84

U38C

4580M

C254
100N

C255
100N

84

U39C

4580M

C256
100N

C257
100N

84

U40C

4580M

C258
100N

C259
100N

84

U41C

4580M

C260
100N

C261
100N

84

U42C

4580M

C262
100N

C263
100N

84

U43C

4580M

C264
100N

C265
100N

A

D

- 9 -

C

B

A

REV02

87 of

SHUNG LIN.

Revi sionModel No:

C10

4

+5VVCC1

U3

LM317T

MP2-MN-PWR(1/1)

-VCC-V

321

U2

LM337T

10uF/50V

Drawn By:

+V-LED

R5

220R

R15

680R

R13

C5

100N

C9

10uF/50V

R3

220R

R11

2K7

+VCC

-V-LED

1

2

CN2

2P-2. 5

0R0

R14

0R0

+5V

-VCC

C19

470uF/ 50V

+48V

R12

470R 1/4W

C18

100N

[ TO DIGI-OUT BOARD ]

POWER SULPPLY BOARD sect ion

Tit el

C17

47u/63V

1234567

CN3

CN2.5-7P-180

Sheet

MP8

17-Oct-2005

MP2-PWR.sch

A3

Si ze

Fil e:

Date:

C4

100N

C8

10uF/ 50V

+VCC+V

R2

220R

R10

2K7

U1

LM317T

+V

D1

2A W2-08

R9

180K

C3

100N

-V

R1

0R0

C2

2200uF/ 25V

C7

2200uF/ 25V

D3

RLS4148

U4

D2

2A W2-08

PGND

C6

100uF/ 100V

R19

220R

R18

8K2

LM317T

C16

R17

220R

47u/100V

C15

100N

R8

110R 1W

C14

220uF/ 100V

PGND

C13

C12

100N

100uF/ 100V

C11

100N

R16

PGND

-VCC

+48V

+VCC

LGND

-V-LED

+V-LED

0R0

PGND LGND

VCC1

C20

2200uF/25V

PGND

D4

2A W2-08

1 2 34

C1

100N

CN1

D

C

12345

CN 3.9- 5P-180

POWE R

SUPPLY

CONNECTOR

B

A

D

- 10 -

4

C

B

A

CN1

123456789

CH2-IN-X3

CH2-IN-X2

CH2-IN-X1

CH2-IN-X3-1

CH2-IN-X2-1

MP8-INOUT(1/2)

321

CH2-IN-X1-1

CH1-IN-X3-1

CH1-IN-X2-1

CH1-IN-X1-1

CH5-IN-X2

CH5-IN-X3

CH5-IN-X1

213

4

J13

101112

CH1-IN-X2

CH1-IN-X1

JY5042-030G

CN-HD6X2

CH1-IN-X3

CN2

123456789

CH4-IN-X2

CH4-IN-X3

CH4-IN-X1

CH5-IN-X2

CH5-IN-X3

CH5-IN-X1

CH6-IN-X2

CH6-IN-X3

CH6-IN-X1

213

4

J14

JY5042-030G

CH7-IN-X2

213

4

J15

CN-HD5X2

10

CH3-IN-X2

CH3-IN-X3

CH3-IN-X1

CH7-IN-X3

CH7-IN-X1

JY5042-030G

CN3

123456789

CH7-IN-X2

CH7-IN-X3

CH7-IN-X1

CH8-IN-X2

CH8-IN-X3

CH8-IN-X1

CH8-IN-X2

CH8-IN-X3

CH8-IN-X1

213

4

J16

JY5042-030G

CN-HD5X2

10

CH6-IN-X2

CH6-IN-X3

CH6-IN-X1

MP8 OUTP UT SECTION

MP8-INOUT-02. Sch

CH5 INPUT

CH1-IN-X3

CH1-IN-X2

CH1-IN-X1

X1X2X3

CH1-IN-X3-1

CH1-IN-X2-1

12345

CH1-IN-X1-1

6

J9

CH2-IN-X3

CH2-IN-X2

CH2-IN-X1

X1X2X3

J10

CH1 INPUT

D

CH2-IN-X3-1

CH2-IN-X2-1

12345

CH2 INPUT

C

CH6 INPUT

CH2-IN-X1-1

6

CH7 INPUT

CH3-IN-X2

CH3-IN-X3

CH3-IN-X1

213

4

J11

JY5042-030G

CH3 INPUT

B

CH8 INPUT

CH4-IN-X2

CH4-IN-X3

CH4-IN-X1

213

4

J12

JY5042-030G

1 2 34

CH4 INPUT

A

D

- 11 -

4

C

B

A

CH5 I NSERT

R2

CH1 INSERT

J5

1a

120R

CH5-INS

12345

CN5

J1

1a

2b

CH5-RTN

2b

MP8-INOUT(2/2)

321

JY6351G-02

3c

5e

4d

6

CON6

JY6351G-02

3c

5e

4d

CH6 INSERT

CH2 INSERT

J6

1a

2b

R4

120R

CH6-INS

CH6-RTN

J2

1a

2b

JY6351G-02

3c

5e

4d

JY6351G-02

3c

5e

4d

CH7 INSERT

CH3 INSERT

R7

120R

CN7

J7

1a

4d

2b

CH7-INS

CH7-RTN

12345

J3

1a

4d

2b

JY6351G-02

3c

5e

6

CON6

JY6351G-02

3c

5e

R8

CH8 INSERT

CH4 INSERT

J8

1a

2b

JY6351G-02

3c

5e

4d

120R

CH8-INS

CH8-RTN

J4

1a

2b

JY6351G-02

3c

5e

4d

R1

120R

CH1-INS

CH1-RTN

12345

CN4

D

6

CON6

R3

120R

CH2-INS

CH2-RTN

C

R5

120R

CN6

CH3-INS

CH3-RTN

12345

R6

120R

CH4-INS

CH4-RTN

6

CON6

B

A

1 2 34

+V-LED-d

- 12 -

+V-LED-d

+V-LED-d

7654321

8

MP8-DISPLAY (1/2)

+V-LED-d

680R 1/4W

LD14

YEL

LD15
GR

(-20dB)

LD16
YEL

(0d B )

LD17

RED

(CL IP )

U24E

LM339

LGND-d

3

12

D5
4148

D6
4148

R24
10K

LGND-d

U25E

LM339

GND-d

3

12

R311

110R

R287

100R

R295

200R

R303

402R 1%

R319

36K

R397
100K

C285

100uF/50V

LGND-d

+V-LED-d

6

5

LGND-d

CH3-ME TER
CH3-48V-d

GND-d

R449
100R

+48V-d

BC327

PHANTOM SW & LED

SW6A

PBA/6PC

2

U24D

11

LM339

10

U24C

9

LM339

8

U24B

7

LM339

6

C219

47uF/ 25V

R350

10K

R327

100K

U23B

4580M

D15

4148

R450
10K

TR54
BC337

R30

C225

22R 1/4W

104P

R364

22R 1/4W

TR4

13

14

LGND-d

7

1

3

1

D16
4148

GND-d

LGND-d

C286
100uF/50V

R16

R358

22R 1/4W

R451

100K

+V-LED-d

-V- LED-d

D3

680R 1/4W

LD10

YEL

LD11
GR

(-20 d B)

LD12
YEL

(0d B )

LD13
RED

(CL IP )

GND-d

GND-d

+48V-d

LGND-d

C284
100uF/50V

4148

D4
4148

R23
10K

LGND-d

R448

100K

+V -IC

-V- IC

R310

110R

R286

100R

R294

200R

R302

402R 1%

+V-LED-d

R318

36K

R396
100K

PHANTOM2 SW

5

SW4B
PBA/6PC

8

U20C

4580M

4

PHANT OM SW & LED

LGND-d

2

3

LGND-d

CH2-METER
CH2-48V-d

GND-d

4

6

8

U23C

4580M

4

SW4A

PBA/6PC

2

11

10

9

8

7

6

R326

100K

D13

4148

GND-d

+48V-d

C218

47uF/ 25V

R349

10K

U20A

4580M

U21E

LM339

BC327

U22D
LM339

CN8

6P- 2. 5

3

12

U22C
LM339

U22B
LM339

TR3

13

14

LGND-d

1

1

2

3

4

5

6

D

TR2

BC327

R14

PHANTOM SW & LED

SW2A

PBA/6PC

2

LGND-d

R309

110R

R285

100R

R293

C

200R

R301

402R 1%

+V-LED-d

11

10

9

8

7

6

C217

47uF/25V

R325

100K

+48V-d

TR52
BC337

R317

36K

LGND-d

B

C281

R443
100R

100uF/50V

A

GND-d

R395
100K

R444
10K

6

5

LGND-d

CH1-METER
CH1-48V-d

GND-d

C283

100uF/50V

GND-d

GND-d

4580M

D11

4148

R445
100K

C282
100uF/50V

R29

10K

U20B

R446
100R

1

3

U21D
LM339

13

U21C
LM339

14

U21B
LM339

1

LGND-d

7

+48V-d

TR53
BC337

PHANTOM1 SW

5

SW2B
PBA/6PC

LGND-d

D12
4148

R356

22R 1/4W

R447

10K

4

6

1

3

1

D14
4148

LGND-d

3

U22E

LM339

12

R15

R357

22R 1/4W

680R 1/4W

LGND-d

LD18
YEL

LD19
GR

(-20dB)

LD20
YEL

(0dB)

LD21
RED

(CL IP )

D7
4148

D8
4148

R25
10K

LGND-d

PHANT OM3 SW

5

SW6B
PBA/6PC

R320

36K

4

6

R312

110R

R288

100R

R296

200R

R304

402R 1%

R398
100K

LGND-d

+V-LED-d

GND-d

+48V-d

PHANTOM SW & LED

SW8A

PBA/6PC

R328

100K

2

3

LGND-d

4148

CH4-METE R
CH4-48V-d

GND-d

2

11

10

9

8

7

6

D17

C220

47uF/ 25V

R351

10K

U23A

4580M

GND-d

TR5

BC327

1

3

U25D
LM339

13

U25C
LM339

14

U25B
LM339

1

LGND-d

D18
4148

1

CN9

1

2

3

4

5

6

6P-2.5

C287
100uF/50V

LGND-d

R452
100R

R17

R359

22R 1/4W

+48V-d

680R 1/4W

LGND-d

LD22
YEL

LD23
GR

(-20dB)

LD24
YEL

(0dB)

LD25
RED

(CL IP )

TR55
BC337

D9
4148

D10
4148

R453
10K

D

R26
10K

C

MP8MAIN CH5-8 DISPLAY
MP8MN-DISP-02.Sch

B

PHANTOM4 SW

GND-d

R454
100K

C288
100uF/50V

5

SW8B
PBA/6PC

4

GND-d

6

+48V-d

A

1 2 3 4 5 6 78

- 13 -

7654321

8

+V-LED-d

D19

680R 1/4W

LD26
YEL

LD27
GR

(-20dB)

LD28
YEL

(0dB)

LD29

RED

(CL IP )

LGND-d

LGND-d

4148

D20
4148

R27
10K

100R

402R 1%

R322

36K

110R

R290

200R

R314

R298

R306

LGND-d

+V-LED-d

2

3

LGND-d

BC327

PHANT OM SW & LED

SW12A

PBA/6PC

2

U28D

11

LM339

10

U28C

9

LM339

8

U28B

7

LM339

6

C222

47uF/ 25V

R353

10K

R330

100K

U26A

4580M

TR7

LGND-d

1

13

14

1

3

1

LGND-d

D30
4148

R18

D

TR6

BC327

PHANT OM SW & LED

SW10A

PBA/6PC

2

LGND-d

R313

110R

R289

100R

R297

C

200R

R305

402R 1%

+V-LED-d

11

10

9

8

7

6

C221

47uF/25V

R329

100K

LGND-d

R321

36K

6

5

LGND-d

4580M

R352

10K

U26B

U27D
LM339

U27C
LM339

U27B
LM339

LGND-d

7

13

14

1

3

1

LGND-d

D28
4148

R360

22R 1/4W

R19

LD30

R361

22R 1/4W

LGND-d

+V-LED-d

680R 1/4W

LGND-d

YEL

LD31
GR

(-20dB)

LD32
YEL

(0dB)

LD33
RED

(CL IP )

D21
4148

D22
4148

R28
10K

100R

402R 1%

R323

36K

110R

R291

200R

R315

R299

R307

LGND-d

+V-LED-d

6

5

LGND-d

PHANTOM SW & LED

SW14A
PBA/6PC

2

U30D

11

LM339

10

9

8

7

6

C223

47uF/ 25V

R354

10K

R331

100K

U29B

4580M

TR8

BC327

U30C
LM339

U30B
LM339

LGND-d

7

13

14

1

3

1

LGND-d

D32
4148

R20

R362

22R 1/4W

LGND-d

+V-LED-d

680R 1/4W

LGND-d

LD34
YEL

LD35
GR

(-20dB)

LD36
YEL

(0dB)

LD37
RED

(CL IP )

D23
4148

D24
4148

R31
10K

402R 1%

R324

36K

110R

100R

200R

R292

R300

R308

R316

LGND-d

+V-LED-d

2

3

LGND-d

BC327

PHANTOM SW & LED

SW16A

PBA/6PC

2

U31D

11

LM339

10

U31C

9

LM339

8

U31B

7

LM339

6

C224

47uF/ 25V

R355

10K

R332

100K

U29A

4580M

TR9

13

14

LGND-d

1

1

3

1

LGND-d

D34
4148

R21

R363

22R 1/4W

+V-LED-d

680R 1/4W

LD38

YEL

LD39
GR

(-20 d B )

LD40
YEL

(0d B )

LD41

RED

(CL IP )

LGND-d

D25
4148

D26
4148

MP8-DISPLAY (2/2)

R32
10K

+V-LED-d

R440
1K 1/4W

LD45
GR

R442
0R0

GND-d

D

C

CH5-METER
CH5-48V-d

GND-d

C291
100uF/50V

TR56
BC337

4148

D27

R458
100R

R456

10K

+48V-d

TR57
BC337

GND-d

R459

10K

R457
100K

C290
100uF/50V

100K

C292
100uF/50V

GND-d

PHANTOM5 SW

5

SW10B
PBA/6PC

R460

R400
100K

PHANT OM6 SW

5

SW12B
PBA/6PC

4

GND-d

6

+48V-d

B

A

GND-d

R399
100K

GND-d

+48V-d

C289

R455
100R

100uF/50V

1 2 3 4 5 6 78

4148

CH6-METER
CH6-48V-d

GND-d

4

6

D29

GND-d

+48V-d

CN10

1
2
3
4
5
6

6P-2.5

GND-d

U26C

4580M

C293
100uF/50V

84

U29C

4580M

84

R461
100R

R401
100K

+48V-d

TR58
BC337

U27E

LM339

312

4148

CH7-METE R
CH7-48V-d

GND-d

R462
10K

312

U28E
LM339

D31

GND-d

R463
100K

C294
100uF/50V

312

U30E

LM339

PHANTOM7 SW

5

SW14B
PBA/6PC

312

U31E
LM339

R402
100K

4148

D33

B

CN14

1
2

GND-d

3
4
5
6
7
8
9
10

10P-2.5

C295

100uF/50V

R464
100R

+48V-d

TR59
BC337

R465

10K

GND-d

R467

100K

C296
100uF/50V

PHANTOM8 SW

5

SW16B
PBA/6PC

4

GND-d

6

+48V-d

A

CH8-METE R

CH8-4 8V-d

+48V-d

+V-LED-d

LGND-d

-V- LED-d

GND-d

4

GND-d

6

+48V-d

+V -IC

-V- IC

5. Wiring Diagram

- 14 -

7654321

8

LINE OUTPUT 1 - 8

D

D

CN1 CN2 CN3CN4 CN5CN6

CN7

MP 8INO U T

AC Socket

藍

紅

PGND

C

PT-MP8D

CN1

CN22

CN18

CN5 CN6

CN19 CN20 CN21

CN4

MP 8-MA IN

CN7 CN13

CN2

GND

CN17

CN16

CN3

CN11

黑

FUS E

白

黑

白

藍

黃

C

B

CN8 CN9 CN10 CN14

CN15 CN12

POWER SW

B

MP8-DISPLAY

A

1 2 3 4 5 6 78

A

VER051004

6. PCB Layout

- 15 -

VER051004

- 16 -

TOPSOLDER

VER051004

- 17 -

DRILLDRAWING

BOTTOMLAYER

- 18 -

VER051004

BOTTOMSOLDER

TOPLAYER

- 19 -

VER051004

TOPOVERLAY

7. Exploded Views & Mechanical Parts List

- 20 -

Part List

- 21 -

Mechanical Parts List

No. Item NO. Item Description Specification pcs

1 MA01119 front panel

MP8 ALTO_V1.0

1

2 MJ01100 Identification mark ALTO_V1.0 1

3 MG00538 Ni-screw hexagon(inner) M3*10*0.5PH_V1.0 5

4 NC00098 wooden washer

5 NI03076 plastic washer

1.5*φ11.3*φ16 black

1.5*φ9.5*φ16 black

2

2

6 ME00139 Ni-plated nut 2*φ11.3*φ6.3 2

7 NI03386 fixed sleeve ACL2 φ15*10 C68#_V1.0 8

8 MH01993 Al-knob

φ21*18.2mm(18 teeth) MP8_V1.4

8

9 NI03246 lens key 8.5*4.5*29_V1.0 16

10 MB04001 rear bottom board MP8D_V1.0 1

11 HI00302 power supply switch 4P R9D2KK2RT00F1 1

12 HK05327 K-PC board P-MP2DISP2-DIP 1

13 MG00245 Copper pillar M3*15*0.5PH 8

14 NC00710 insulated board MP8D 1t*50.5*393_V1.1 1

15 MG00585 Copper pillar M3*11*0.5PH 4

16 HK05330 K-PC board P-MP8DISP-DIP 1

17 MG00238 Copper pillar M3*6*0.5PH 2

18 MG00041 Black-plated screw - pill M3*6 13

19 HK05333 K-PC board P-MP8INOUT 1

20 MG00160 Ni screw-pill M3*6 P0.5 6

21 MF00037 spring washer

φ3*φ5*1t

4

22 NI00863 Insulation bean TO220B 4

23 NC00005 Silicon insulation piece TO-220 square 4

24 MI02707 heat sink

MP8 5*34.5*16.5*110 0.09kg_V1.0

1

25 MG00061 Black-plated screw-pill-iron M3*10 17

26 ME00060 MIC socket nut hexagon JY-6351G-02-250 8

27 MF00061 Washer for T-MIC socket JY-6351G-02-250 8

28 MG00025

Black-plated screw-cross-head pan head

M3*6 11

29 MC00705 Top cover MP8_V1.0 1

30 BNC socket washer

31 BNC socket nut

32 HC00008 AC socket

circle CH-7044 90° PCB format

hexagon CH-7044 90° PCB format

3515 A TYPE(RF-2004-C-4.8)

2

2

1

33 HK05335 K-PC board P-MP8DIGI-V1-DIP 1

34 HK05337 K-PC board P-MP8DIGI-V2-DIP 1

- 22 -

35 ME00016 color nut 4mm 2

36 MF00038 Spring washer

37 MF00048 out sharp washer

38 MF00019 color washer

39 TD00492 loop transformer PT-MP8D_115V/230V 1

40 NI00443 rubber coil

41 MG00111 color screw - pill

42 NI00501 Self-adhesive cushion 12.7*9*3t(SF-004) 4

43 MG00326 Black-plated screw-pill M3*4 2

φ4*φ7*1t
φ4*φ8*0.5t
φ4*φ12*1t

φ20*φ60*2tB

M4*30

2

1

2

1

1

No. Part No. Description Specification Remark

8. BOM

- 23 -

1 MA01119 panel MP8 ALTO_V1.2
2 MA01089 panel MP8
3 MA05787 panel MP8 6*44.2*483_V1.0
4 MA01086 panel MP8 6t*44.2*483_V1.1
5 MI03149 panel 6t*44.4*1M +5 (1M/0.73kg)_V1.0
6 MB04002 chassis MP8_V1.5
7 MB03997 chassis MP8
8 MB03996 chassis 42.5*280*442_V1.0

9 ME00001 screw pillar M4*10*0.7PH
10 ME00032 iron pillar hexagon6.35*M3*5.2
11 MJ00061 iron board 1*2135*1220 20.45kg
12 MC00705 top cover MP8_V1.1
13 MC00703 top cover MP8
14 MC00702 top cover 1.2t*280*442_V1.1
15 MJ00063 iron board 1.2*2135*1220 24.54kg
16 NI00501
17 HC00008 AC socket 3515 A TYPE(RF-2004-C-4.8)
18 HD00006 glass tube fuse
19 HI00302 power switch-RS 4P A323P160C0 16A 240V 2POLE
20 TD00492 transformer PT-MP8D_115/230V
21 NI00252 sleeve φ4*20mm
22 NI00248 sleeve φ4*1000mm
23 NC00710 black foil white board MP8 1t*50.5*393_V1.1
24 NC00148 black foil white board 1.0t*80mm(+0.1)*120M
25 MH01993 AL-trim pot φ21*18.2mm MP8_V1.5
26 MJ01100 label ALTO_V1.0
27 MG00042 screw M3*10
28 MG00338 screw M4*30mm
29 ME00016 color nut 4m/m
30 NI00443 rubber coil φ20*φ60*2tB
31 MF00048 washer φ4*φ8*0.5t
32 MF00019 washer φ4*φ12*1t_V1.0
33 MF00106 washer φ4*φ12*1t_V1.0
34 MJ00058 single light board 1*2135*1220 20.45kg
35 MF00038 washer φ4*φ7*1t
36 ME00015 color nut 3m/m
37 MG00041 screw M3*6
38 MG00512 copper pillar M3*12.5*0.5PH_V1.0
39 ME00060 MIC jack JY-6351G-02-250
40 ME00139 nut 2*φ11.3*φ6.3
41 MG00538 screw M3*10*0.5PH_V1.0
42 ME00052 nut φ7

self-adhere foot cushion

12.7*9*3t(SF-004)

315mA 250V φ5.2*20mm CSA/S/UL/VDE

No. Part No. Description Specification Remark

- 24 -

43 MF00060 washer φ7*φ12*0.5t
44 HA01333

single terminal wiring CF:W76

150mm UL1015 18AWG green/yellow

45 HA00262 wire 300mm black L5R10
46 HA04256 wire-RS
47 HA04255 wire-RS
48 HA04260 wire-RS
49 HA04284 wire-RS
50 HA04285 wire-RS

6P-6P 230mm UL1007 28AWG red/white

6P-6P 50mm UL1007 28AWG red/white

26P-25P 370mm UL2651 28AWG PH:1.27mm

10P-10P 50mm UL1007 28AWG red/white

7P-7P 100mm UL1007 24AWG red/white

51 HA00861 power cord Europe 3P LT-312+LT-501
52 NI00218 cable tie ALT-102SB
53 NI01627 fixed bracket CM-19S
54 NA00137 clip-chain bag 5*7
55 NA00279 clip-chain bag 0.04t*100*150mm_V1.0
56 HJ00006 dessicant 30g
57 NF02243 user manual English MP8 ALTO_V1.2
58 NH00149 paper 889*640mm
59 NB03662 gift carton MP8 ALTO_V1.0
60 NB02088 carton (1H) ALTO 19"used to series
61 NF00061 assurance card ALTO
62 NE14057 label MP8_V1.0
63 NI00014 membrane 0.035*1M
64 NH00012 bond paper 0.04*1M
65 NE05004 label ALTO
66 NH00334 cone paper 0.040*1m
67 AD00012 twin adhesive 90*120mm_V1.0
68 HK06259 PC board P-MP2PWR-DIP
69 SA00167 bridge rectifier 2A W2-04 D1,D2,D4
70 HC00177 connector(male) 5P 3.96mm 180° CN1
71 HC00081 connector(male) 7P 2.5mm 180° CN3
72 CB00217 electrolytic capacitor 470uF/50V φ10*20mm C19
73 CB00080 electrolytic capacitor 2200uF/25V φ16*25mm C2,C7,C20
74 CB00052 electrolytic capacitor 100uF/100V φ13*21mm C6,C12
75 CB00061 electrolytic capacitor 220uF/100V φ13*26mm C14
76 RA00012

metal-oxide-film resistor 1W

120Ω P type R8
77 SD00032 integrated circuit LM317T U1,U3,U4
78 SD00033 integrated circuit LM337SP(1.5A)(TO-220) U2
79 MI02707 heat-sink MP8 5*34.5*16.5*110 0.09kg_V1.0
80 MI03116 heat-sink

5T*34.5*16.5*1M+5(1M/0.9KG)_V 1.0

81 MG00162 screw M3*8
82 MG00041 screw M3*6
83 MF00037 washer φ3.2*φ5.5*1t
84 NC00005 mica SB-9500DSP 18*13*0.1t_V1.0

No. Part No. Description Specification Remark

- 25 -

85 NI00863 plastic washer TO220B
86 HC00076 connector(male) 2P 2.5mm 180° CN2
87 RA00157 fixed resistor 1/4W 0.0Ω R1,R13,R14,R16
88 RA01492 precise resistor 1/4W 8.2KΩ R18
89 CF00140

metal-film capacitor MSC

0.1uF/63V 5% CASE01

C1,C3,C4,C5,C11,C13,C15,C18

90 CB00234 electrolytic capacitor 10uF/50V φ6*7mm C8,C9,C10
91 CB00254 electrolytic capacitor 47uF/100V φ10*12mm 5mm C16,C17
92 AC00179 tin without lead M705E Sn 3Ag-0.5Cu
93 HK06260 PC board P-MP2PWR-SMD
94 HB01881 PCB-RS MP2DPWR_VER050913
95 RD00424
96 RD00073
97 RD00089
98 RD00080

SMD fixed resistor 1/10W

SMD fixed resistor 1/10W

SMD fixed resistor 1/10W

SMD fixed resistor 1/10W

180KΩ ±5% 0603 R9

220Ω ±5% 0603 R2,R3,R5,R17,R19

2.7KΩ ±5% 0603 R10,R11

680Ω ±5% 0603 R15
99 SE00011 SMD rectifier diode RLS4148 0.5A (LL-34) D3

100 AE00449

solder material without lead

9308/Sn Ag Cu

101 RA00114 fixed resistor 1/2W 100Ω M type R12
102 HK05364 PC board P-MP8MAIN-DIP(MP8)
103 HC00081 connector(male) 7P 2.5mm 180° CN23
104 RC00560 potentiometer-RS

C10KΩ RV16AF-20-15K-10C10K-301

VR1,VR2,VR3,VR4,VR5,VR6,VR7,VR8

105 HC00084 connector(male) 10P 2.5mm 180° CN13

106 CB00042 electrolytic capacitor

47uF/63V 105℃ LZ φ8*11mm

107 HC00080 connector(male) 6P 2.5mm 180°

C1,C2,C3,C4,C5,C6,C7,C8,C9,C
10,C11,C12,C13,C14,C15,C16

CN5,CN6,CN7,CN18,CN19,CN20,CN21

108 HC00246 connector(male) 26P 2.54mm 180° CN22
109 HC00504 connector(male) 10P 2.54mm 180° CN2,CN3
110 HC00758 connector(male) 12P 2.54mm 180° CN1

111 HI00039 push-button switch SP70300F-0202-11F1-N

SW1,SW3,SW5,SW7,SW9,SW11
,SW13,SW15

112 HI00008 relay RY-12W-K 12V RL1,RL2
113 AC00179 tin without lead M705E Sn 3Ag-0.5Cu
114 HK05365 PC board P-MP8MAIN-AI(MP8)

115 RA01262 precise resistor 1/4W 6.81KΩ

R57,R58,R59,R60,R61,R62,R63,R64,R
65,R66,R67,R68,R69,R70,R71,R72

116 RA01263 fixed resistor 1/4W 220Ω R13,R433

C48,C49,C50,C51,C52,C53,C54,C55,C

117 CB00238 electrolytic capacitor 0.22uF/50V φ5*11mm

118 CB00255 electrolytic capacitor 1000uF/10V φ8*11mm 5mm

119 SB00175 transistor 2SA970-BL(TE2;T)

120 CB00194 electrolytic capacitor 47uF/25V φ5*11mm

56,C57,C58,C59,C60,C61,C62,C63,C6
4,C65,C66,C67,C68,C69,C70,C71

C31,C32,C34,C35,C36,C37,C38,C39

TR10,TR11,TR12,TR13,TR14,TR
15,TR16,TR17,TR18,TR19,TR20
,TR21,TR22,TR23,TR24,TR25

C72,C73,C75,C76,C78,C79,C81,C83
,C84,C85,C87,C88,C90,C92,C93,C9
4,C226,C227,C228,C229,C230,C231
,C232,C233,C234,C235,C236,C237,
C238,C239,C240,C241,C266,C267,
C271,C272,C273,C274,C278

No. Part No. Description Specification Remark

- 26 -

121 SB00059 transistor BC327-25 TR1
122 HK05366 PC board P-MP8MAIN-SMD(MP8)
123 HB01500 PCB MP8MAIN_VER051004

124 RD00116

125 CI00075

126 RD00068

127 RD00101

128 RD00214

129 CI00071

130 RD00083

131 RD00351

132 RD00201

133 CI00065

SMD fixed resistor 1/10W

SMD ceramic capacitor 0603

SMD fixed resistor 1/10W

SMD fixed resistor

SMD precise resistor 1/10W

SMD ceramic capacitor 0603

SMD fixed resistor 1/10W

SMD fixed resistor 1/10W

SMD precise resistor 1/10W

SMD ceramic capacitor 0603

100KΩ ±5% 0603

0.1uF/50V Y5V +80,-20%

100Ω ±5% 0603

10KΩ ±5% 0603

10.0KΩ ±1% 0603

0.01uF/50V X7R ±10%

1.0KΩ ±5% 0603 R431,R438

1.3KΩ ±5% 0603

1.50KΩ ±1% 0603

0.001uF/50V X7R ±10%

134 SE00011 SMD rectifier diode RLS4148 0.5A (LL-34)

135 RD00306

136 RD00219

137 CI00054

138 RD00204

139 CI00062

SMD fixed resistor 1/10W

SMD precise resistor 1/10W

SMD ceramic capacitor 0603

SMD precise resistor 1/10W

SMD ceramic capacitor 0603

20KΩ ±5% 0603

20.0KΩ ±1% 0603

39PF/50V C0G±5%(C1608C0G1H390JT)/TDK

2.49KΩ ±1% 0603

330PF/50V NPO ±5﹪

R403,R404,R405,R406,R4
07,R408,R409,R410

C112,C113,C114,C115,C116,C1
17,C118,C119,C120,C121,C122,
C123,C124,C125,C126,C127,C1
28,C129,C130,C131,C132,C133,
C134,C135,C136,C137,C138,C1
39,C140,C141,C142,C143,C250,
C251,C252,C253,C254,C255,C2
56,C257,C258,C259,C260,C261,
C262,C263,C264,C265,C268,C2
69,C275,C276,C279,C280
R379,R380,R381,R382,R383,R3
84,R385,R386,R387,R388,R389,
R390,R391,R392,R393,R394

R22,R258,R260,R262,R27

R225,R226,R227,R228,R229,R2
30,R231,R232,R233,R234,R235,
R236,R237,R238,R239,R240
C19,C20,C23,C24,C150,C151,C
152,C153,C154,C155,C156,C15
7,C158,C159,C160,C161

R241,R242,R243,R244,R245,R2
46,R247,R248

R77,R78,R79,R80,R81,R82,R83,R84,R
85,R86,R87,R88,R89,R90,R91,R92

C27,C28,C29,C30,C186,C187,C
188,C189,C190,C191,C192,C19
3,C194,C195,C196,C197

D1,D2,D48,D49,D50,D51,D52,D53,D54
,D55,D56,D57,D58,D59,D60,D61,D64,
D65,D66,D67,D68,D69,D70,D71,D72,D
73,D74,D75,D76,D77,D78,D79,D80,D8
1,D82,D83,D86,D87,D88,D89

R94,R95,R97,R98,R100,R102,R103,
R105,R106,R107,R109,R111,R112,
R114,R115,R116,R432,R439

R93,R96,R99,R101,R104,R108,
R113,R110

C40,C41,C42,C43,C44,C45,C46,C47,C
162,C163,C164,C165,C166,C167,C16
8,C169,C170,C171,C172,C173,C174,C
175,C176,C177,C178,C179,C180,C18
1,C182,C183,C184,C185,C242,C243,C
244,C245,C246,C247,C248,C249

R117,R118,R119,R120,R121,R122,R123,
R124,R125,R126,R127,R128,R129,R130,
R131,R132,R133,R134,R135,R136,R137,
R138,R139,R140,R141,R142,R143,R144,
R145,R146,R147,R148,R149,R150,R151,
R152,R153,R154,R155,R156,R157,R158,
R159,R160,R161,R162,R163,R164,R165,
R166,R167,R168,R169,R170,R171,R172

C17,C18,C144,C145,C146,C147,
C148,C149

No. Part No. Description Specification Remark

- 27 -

TR26,TR27,TR28,TR29,TR30,TR31,

140 SF00053 transistor MMBT3906(SOT-23)/(PHI)

141 SG00122 SMD integrated circuit NJM4580M-TE3

142 RD00315
143 RD00298
144 RD00459
145 RD00354

146 RD00210

147 RD00365
148 RD00526

149 RD00113

150 RD00097

SMD precise resistor
SMD precise resistor
SMD precise resistor
SMD fixed resistor

SMD precise resistor 1/10W

SMD precise resistor 1/10W

SMD fixed resistor 1/10W

SMD fixed resistor 1/10W

SMD fixed resistor 1/10W

475Ω ±1% 0603

47.0Ω ±1% 0603

4.7Ω ±1% 0603

51KΩ ±5% 0603

5.11KΩ ±1% 0603

5.62KΩ ±1% 0603 R73,R74,R75,R76

5.1MΩ ±5% 0603 R429,R430,R436,R437

62KΩ ±5% 0603

6.8KΩ ±5% 0603

151 SE00028 SMD rectifier diode BAS316,115
152 SE00004 SMD L.E.D
153 AE00449
154 CI00267

solder material without lead

SMD ceramic capacitor-RS 0603

yellow 67-21UYC/S530-A2/TR8 1210

9308/Sn Ag Cu

33PF/50V NPO ±5﹪

TR32,TR33,TR34,TR35,TR36,TR37,
TR38,TR39,TR40,TR41,TR42,TR43,
TR44,TR45,TR46,TR47,TR48,TR49
U1,U2,U3,U4,U5,U6,U7,U8,U9,U10,
U11,U12,U13,U14,U15,U16,U17,U36
,U37,U38,U39,U40,U41,U42,U43

R173,R174,R177,R178,R1
R33,R34,R36,R37,R39,R40
R35,R38,R41,R45,R47,R50
R411,R412,R413,R414,R4

R193,R194,R195,R196,R197,R198,
R199,R200,R201,R202,R203,R204,
R205,R206,R207,R208,R209,R210,
R211,R212,R213,R214,R215,R216,
R217,R218,R219,R220,R221,R222,
R223,R224

R277,R278,R279,R280,R281,R2
82,R283,R284
R249,R250,R251,R252,R253,R2
54,R255,R256

D35,D36,D37,D38,D39,D40,D41,D42

LD1,LD2,LD3,LD4,LD5,LD6,LD7,LD8

C270,C277
155 HC00747 stereo MIC jack φ6.4 LJB0664-22-6 J1,J2
156 SB00062 transistor BC337-25 TR50,TR51
157 HK05333 PC board P-MP8INOUT
158 HB01499 PCB MP8INOUT_VER050716
159 HC00582 balance MIC jack NCJ6FI-V (NEUTRIK) J9,J10
160 RA01260 fixed resistor 1/4W 120Ω R1,R2,R3,R4,R5,R6,R7,R8
161 HA04263 wire-RS
162 HA04261 wire-RS

10P-10P 220mm UL2651 28AWG PH:1.27mm

12P-12P 220mm UL2651 28AWG PH:1.27mm

CN2,CN3

CN1
163 HC00080 connector(male) 6P 2.5mm 180° CN4,CN5,CN6,CN7
164 HC00126 balance MIC jack-RS JY-5042-030G female plug 180° J11,J12,J13,J14,J15,J16
165 HC00125 MIC jack-RS JY-6351G-02-250 J1,J2,J3,J4,J5,J6,J7,J8
166 AC00179 tin without lead M705E Sn 3Ag-0.5Cu
167 HK05367 PC board P-MP8DISP-DIP(MP8)
168 HC00074 connector(male) 10P 2.5mm 90° CN14
169 HC00070 connector(male) 6P 2.5mm 90° CN8,CN9,CN10

170 SA00052 L.E.D φ3 round(green)long foot 26

171 HI00039 push-button switch SP70300F-0202-11F1-N

172 SA00053 L.E.D φ3 round(red)long foot 26mm

173 SA00054 L.E.D 3m/m round(yellow)long foot 26

LD11,LD15,LD19,LD23,LD27,LD31,L

D35,LD39,LD45

SW2,SW4,SW6,SW8,SW10,SW12,S

W14,SW16

LD13,LD17,LD21,LD25,LD29,LD33,L

D37,LD41

LD12,LD16,LD20,LD24,LD28,LD32,L

D36,LD40

No. Part No. Description Specification Remark

- 28 -

174 CB00194 electrolytic capacitor 47uF/25V φ5*11mm C297,C298
175 AC00179 tin without lead M705E Sn 3Ag-0.5Cu
176 HK05373 PC board P-MP8DISP-AI(MP8)

177 RA01114 fixed resistor 1/4W 2.2KΩ

178 RA01263 fixed resistor 1/4W 220Ω

179 RA01111 fixed resistor 1/4W 100KΩ

180 RA01115 fixed resistor 1/4W 20KΩ

181 RA01112 fixed resistor 1/4W 100Ω

182 CB00280 electrolytic capacitor 100uF/50V φ8*11mm

183 RA01113 fixed resistor 1/4W 10KΩ

R356,R357,R358,R359,R360,R3

61,R362,R363

R14,R15,R16,R17,R18,R19,R20,R21

R445,R448,R451,R454,R457,R460,

R463,R467

R468,R469,R470,R471,R472,R473,

R474,R475

R443,R446,R449,R452,R455,R458,

R461,R464

C281,C282,C283,C284,C285,C286,

C287,C288,C289,C290,C291,C292,

C293,C294,C295,C296

R444,R447,R450,R453,R456,R459,

R462,R465

184 RA01119 fixed resistor 1/4W 3.0KΩ R440
185 RA01117 fixed resistor 1/4W 22Ω R30,R364

186 CB00194 electrolytic capacitor 47uF/25V φ5*11mm

187 SB00059 transistor BC327-25

C217,C218,C219,C220,C221,C222,

C223,C224

TR2,TR3,TR4,TR5,TR6,TR7,TR8,TR

9,TR52,TR53,TR54,TR55,TR56,TR5

7,TR58,TR59

188 HK05368 PC board P-MP8DISP-SMD(MP8)
189 HB01661 PCB MP8DISP_VER051004
190 RD00059

191 RD00116

192 RD00349

193 CI00075

194 RD00101

195 RD00068

196 RD00100

197 RD00353

198 SE00011 SMD rectifier diode RLS4148 0.5A (LL-34)

SMD fixed resistor 1/10W

SMD fixed resistor 1/10W

SMD fixed resistor 1/10W

SMD ceramic capacitor 0603

SMD fixed resistor 1/10W

SMD fixed resistor 1/10W

SMD fixed resistor 1/10W

SMD fixed resistor 1/10W

0.0Ω ±5% 0603 R442

R325,R326,R327,R328,R329,R330,

100KΩ ±5% 0603

910Ω ±5% 0603

R331,R332,R395,R396,R397,R398,

R399,R400,R401,R402

R285,R286,R287,R288,R289,R290,

R291,R292

0.1uF/50V Y5V +80,-20% C225

R23,R24,R25,R26,R27,R28,R29,R31

10KΩ ±5% 0603

100Ω ±5% 0603

9.1KΩ ±5% 0603

36KΩ ±5% 0603

,R32,R349,R350,R351,R352,R353,R

354,R355

R309,R310,R311,R312,R313,R314,

R315,R316

R293,R294,R295,R296,R297,R298,

R299,R300

R317,R318,R319,R320,R321,R322,

R323,R324

D3,D4,D5,D6,D7,D8,D9,D10,D11,D1

2,D13,D14,D15,D16,D17,D18,D19,D

20,D21,D22,D23,D24,D25,D26,D27,

D28,D29,D30,D31,D32,D33,D34

199 SG00122 SMD integrated circuit NJM4580M-TE3 U20,U23,U26,U29
200 SG00210 SMD integrated circuit LM339DT/(ST)

201 SE00004 SMD L.E.D

202 AE00449

203 RD00097

solder material without lead

SMD fixed resistor 1/10W

yellow 67-21UYC/S530-A2/TR8 1210

9308/Sn Ag Cu

6.8KΩ ±5% 0603

U21,U22,U24,U25,U27,U28,U30,U31

LD10,LD14,LD18,LD22,LD26,LD30,L

D34,LD38

R301,R302,R303,R304,R305,R306,

R307,R308

204 NB04333 cardboard MP8D_V1.0
205 NA00486 silk wadding MP8D right_V1.0

No. Part No. Description Specification Remark

- 29 -

206 NA00485 silk wadding MP8D left_V1.0
207 MG00358 outside hexagon screw M4.8*11.8*4#40
208 MG00386 screw M3*4
209 NI03076 plastic washer 1.5*φ9.5*φ16
210 MG00038 screw M3*6
211 NI03933 acrylic panel MP8 ALTO_V1.0
212 NI03246 acrylic panel 8.5*4.5*29_V1.0
213 MF00061 MIC jack φ9.6*φ13*0.5t
214 MG00050 screw M3*8
215 MG00284 copper pillar M3*8*0.5PH