Alto Macro-2400, Macro-1400, Macro-830 Service Manual

Service Manual

MODEL: MACRO830/1400/2400

LTO

www.altoprpaudio.com

Version: 1.0

R

CONTENTS

1. Specification............................................2-4

2. Block Diagram..........................................5-6

3. Schematic Diagram...................................7-16

4. Printed Circuit Board.................................17-27

5. Wiring Diagram........................................28-30

6. Test Procedure.........................................31

7. Electrical Parts List...................................32-35

8. Exploded Views........................................36

9. Exploded Views Part List...........................37

1

1. Specification

SEKAKU ELECTRON INDUSTRY CO., LTD.

Model No MACRO 830(Amplifier) USER OF VP-7724A

Tester: Test Date: 2002,11,29

Test Item Test Conditions Spec Test Result Remark

Test Result

1 Power Source

Rated Output

2

(BRIDGE)

3

Rated Output

4 Signal/Noise

5

Distortion

6 INPUT

SENSITIVITY

8

4

Load 4

Load 8

Input 1KHz 6dB

Load 4

Input 1KHz 6dB

BAL

AC:

115/120/230/240V AC: V

600W W

850W W

300W+300W W+W

N/A N/A

90dB

105dB (A)

0.1%

1%

(10W)

(300W)

dB

dB(A)

%

CLIP ON

INPUT 1KHz (CLIP ON)

VR MAX (CLIP ON)

CHA,CHB

7

FILTER

8 PUNCTURE

VO LTAG E

FREQUENCY

9

RESPONSE

10

-3.5 1dB

STEREO

STEREO IN (30Hz)

5mA 5Sec 1800V 1800v

Input 6dB , 1KHz

Load 4

(BAL OR

STEREO)

0/+5

-8.5

1dB

1.5dB

28Hz-

24KHz

2

dB

dB FILTER ON

Hz

CHA,CHB

OUTPUT 6.8V(10W)

SEKAKU ELECTRON INDUSTRY CO., LTD.

Test Result

Model No MACRO 1400 (Amplifier) USER OF VP-7724A

Tester:

Test Item Test Conditions Spec Test Result Remark

1 Power Source

8

Rated Output

2

(BRIDGE)

4

Rated Output

3

4 Signal/Noise

5

Distortion

Load 4

Load 8

Input 1KHz 6dB

Load 4

Input 1KHz 6dB

Test Date: 2002,11,29

AC:

115/120/230/240V

900W W

1400W W

450W+450W W+W

N/A N/A

90dB

105dB (A)

0.1%

(10W)

AC: 115V

dB

dB(A) VR MAX (CLIP ON)

%

INPUT 1KHz (CLIP ON)

CLIP ON

6

SENSITIVITY

7

8

PUNCTURE

FREQUENCY

9

RESPONSE

INPUT

FILTER

VOLTAGE

(450W)

BAL

STEREO

STEREO IN (30Hz)

5mA 5Sec 1800V 1800v

Input 6dB , 1KHz

Load 4

(BAL OR

STEREO)

1%

-3.5 1dB

0/+5

-8.5 1.5dB

1dB

28Hz-

24KHz

%

dB

dB FILTER ON

Hz

CHA,CHB

OUTPUT 6.8V(10W)

3

SEKAKU ELECTRON INDUSTRY CO., LTD.

Test Result

Model No MACRO 2400(Amplifier) USER OF VP-7724A

Tester:

Test Item Test Conditions Spec Test Result Remark

1 Power Source

8

Rated Output

2

(BRIDGE)

4

Load 4

3

Rated Output

Load 8

4 Signal/Noise

5

Distortion

Input 1KHz 6dB

Load 4

Input 1KHz 6dB

Test Date: 2002,11,29

AC:

115/120/230/240V

1500W W

2400W W

750W+750W W+W INPUT 1KHz (CLIP ON)

N/A N/A

90dB

105dB (A)

0.1%

(10W)

AC: V

dB

dB(A)

%

VR MAX (CLIP ON)

CLIP ON

6 INPUT

SENSITIVITY

7

FILTER

8 PUNCTURE

VOLTAGE

FREQUENCY

9

RESPONSE

BAL

STEREO

STEREO IN (30Hz)

5mA 5Sec 1800V 1800v

Input 6dB , 1KHz

Load 4

(BAL OR

STEREO)

1% (750W)

-3.5 1dB

0/+5

-8.5

1dB

1.5dB

28Hz-

24KHz

%

dB

dB FILTER ON

Hz

CHA,CHB

OUTPUT 6.8V(10W)

4

2 . BLOCK DIAGRAM

MACRO 830/1400 BLOCK DIAGRA14M

BRIDGED

5

MACRO 2400 BLOCK DIAGRAM

BRIDGED

6

3. Schematic Diagram

D

8

C

2-

BR POS

1+

2+

1-

B

BR NEG

A

DrawnBy:

8

C

Number RevisonSze

D

Ti le

Date: 19-Dec-2002 Sheet f

Fie: D:

SP A

7

6

5

VCC_A

be modify

-VCC A

SP A

BR BA

7

6

5

be modify

4

7

be modify

8

+15V A

SP A

3

1

be modify

3

2

1

D

C

4

5

6

+14V

2

1

15V A

+ CC_A

TH A

3

2

4

11

6

1

5

7

8

-BYP B

R-CUT

4

6

8

10

12

14

16

18

3

5

7

9

11

13

15

17

BR-RET

BR BA

B

-14V

-30-B

-IN B

CLIP-B

20

22

24

26

19

21

23

25

+INB

SND-B

A

3

2

1

7

D

C

B

A

8

7

VCC B

6

5

2-

BR PO

BR_NEG

1+

2+

1-

SPB

VCC_B

DrawnBy:

C

Number RevisonSize

D

Ti le

Date: 19-Dec2002 She f

Fie: D:

7 8

6

5

be modify

4

be modify

3

+15V

2

1

be modify

3

2

1

INB

-INB

7

be modify

8

4

5

VCC B

+14V

14

15

13

16

2

10

9

30-B

F BYP-

F -SND-B

-15V B

VCC B

-14V

CLIP B

BR_RE

3

2

1

D

C

B

A

8

D

C

B

A

8

7

6

5

+15V A

15V B

+14V

BR CUT

15V_B

15V A

1

2

1

2

-14V

4

5

6

3

2

DrawnBy:

C

Number Rev sionSize

D

File: D:

Date: 19-Dec 2002 She t f

Title

7 8

6

5

2

1

4

VCC B

-VCC A

+VCC A

3

BLU

BLK

BLU

2

GRN

YEL

VCC_B

VIO

BLK

VIO

BLK

RED

WHT

TH A

4

3

2

1

GND

LINE

NEUT

D

C

B

A

1

9

D

C

B

A

8

Revision

8

y:

Sheet of

DrawnB

C

7

1 2 3 4 5 6 7

65

1

1 2 3 4 5 6 7

3 5 7 9 11 13 15 17 19 21 23 25

2 4 6 8

10 12 14 16 18 20 22 24 26

Title

Number

A3

Size

7

Date: 19-Dec-2002

File: D:\

6

5

15

13

11

9

43

7 6 5 4 3 2 1

R

T

2

3

1

2

S

7 6 5 4 3 2 1

7

5

3

1

R

T

S

16

14

12

10

8

6

4

2

3

1

4

3

2

1

D

C

B

A

1

10

D

8

C

2-

BR POS

1+

2+

1-

B

BR NEG

A

DrawnBy:

C

Number RevisonS ze

D

Tt le

Date: 19-Dec 2002 Shee f

Fle: D \

SP A

7

6

5

CC_A

VCC A

SP_B

BR BAL

7 8

6

5

4

7

be modify

8

+15V A

3

1

be modify

3

2

1

4

5

6

+14V

2

1

-15V A

+VCC A

3

2

4

11

6

1

5

7

8

-30-B

F-BYP-B

CLIP-B

BR-CUT

4

6

8

10

12

14

16

18

20

22

3

5

7

9

11

13

15

17

19

21

TH A

14V

-IN B

24

26

23

25

4

3

2

1

BR-RET

BR_BAL

D

C

+INB

F-SND-B

B

A

11

D

C

B

A

8

7

VCC B

6

2-

BR PO

1+

BR_NEG

+

1-

SP B

VCC B

DrawnBy:

C

Number RevisionSize

D

Title

Date: 19-Dec-2002 She f

File: D:

7 8

6

5

4

3

+15V_B

2

7

be modify

8

5

6

VCC B

-15V B

VCC B

5

4

3

2

1

be modify

3

2

1

-30 B

-IN B

+INB

D

F--SND-B

C

+14V

14

15

13

16

12

10

9

F-BYP B

-14V

1

CLIP-B

B

BR-RET

A

12

D

C

B

A

8

7

6

15V A

+15V B

+14V

BR CUT

15V B

15V A

2

1

2

1

-14V

6

5

4

2

3

DrawnBy:

C

Number Rev sionS ze

D

Tt le

Date: 19 Dec-2002 She t f

F le: D:

7 8

6

5

1

2

4

VCC_B

VCC A

3

BLU

2

WHT

GRN

YEL

+VCC B

WHT

YEL

VIO

BLK

RED

WHT

TH A

5

4

3

2

1

LINE

GND

NEUT

D

C

B

A

1

13

D

8

C

2-

BR POS

2+

1+

1-

B

R NEG

BR BAL

A

SP_B

DrawnBy

C

Number RevisionSize

D

Fie: D:

Dae: 19 Dec 2002 She t o

Tit e

55V A

+110 A

CT A

7

6

5

6

7

8

V+

BAL

5

BALSTR

V-

GND

4

3

2

1

110 A

55V A

110V A

110V-A

7 8

6

5

6

7

8

V+

BAL

BALSTR

V-

GND

4

3

2

1

5

4

+15V A

3

1

be modify

2

3

2

1

7

be modify

4

8

6

5

+14V

3

4

2

6

11

1

5

7

8

6

4

2

7

5

3

1

15V A

-14V

-BYP-B

-IN B

-30-B

R-CUT

CLIP-B

26

24

22

20

18

16

14

12

10

9

3

15

11

25

23

21

19

17

4

3

2

1

+INB

-SND-B

BR-RET

BR BAL

D

C

B

A

14

D

C

B

A

8

7

110 B

6

5

55V B

CT B

8

7

6

5

V+

BAL

BAL/STR

+

_

GND

V-

1

2

3

4

+110 A

2-

BR POS

BR NEG

1+

2+

1-

SP B

-55V B

110V-B

8

7

6

5

V+

BAL

BAL STR

+

_

GND

V-

1

2

3

4

110V A

DrawnBy

C

Number RevsionSze

D

Tt le

Date: 19-Dec-2002 Shee of

Fle: D:

7 8

6

5

4

+15V B

3

2

1

be modify

3

2

PSA31500-A

1

-IN B

+INB

F 30-B

-BYP-B

7

be modify

8

4

5

6

+14V

-BYP-B

-15V B

14

15

13

16

12

10

9

-14V

CLIP-B

BR RET

4

3

2

1

D

C

B

A

15

D

C

B

A

BR CUT

8

15V A

7

15V A

+14V

6

15V B

15V A

15V B

-14V

1

2

1

2

4

5

6

3

2

1

DrawnBy:

8

C

Number Rev sionSize

D

Fi e: D:

Dae: 19-Dec-2002 She t f

Tit e

7

6

5

2

1

4

110V A

110V B

3

2

55V A

CT A

VIO

BLK

VIO

BLU

GRN

YEL

110V_B

110V B

55V_B

-55V A

CT B

BLK

BRN

WHT

BLU

BLK

WHT

CT A

55V B

WHT

BRN

RED

5

4

3

2

1

GND

LINE

NEUT

D

C

B

A

1

16

4. Printed Circuit Board

MACRO830/1400

17

18

19

20

Macro2400

20

2223242526

27

5. Wiring Diagram

D

6

5

C

230/6A

115/11A

B

A

Revision

MACRO830 UNIT CONNECTING

Number

Size

Title

B

6

DrawnBy:

Sheet of

File:

Date: 17-Nov-2002

5

4

3

MACRO 830 UNIT CONNECTING

2

4

L

000 W 2

3

2

000-R

PSA-3000-VR

1

D

C

B

A

1

25

D

6

C

5/ 5A

230/8A

B

A

MACRO 1400 UNIT CONNECTING

Number RevisionSize

B

File: DrawnBy:

Date: 17-Nov-2002 Sheet of

5

Title

5 6

4

3

MACRO 1400 UNIT CONNECTING

2

4

2

1

2

1

3

2 1

2

PSA-3000-R-VR

1

D

C

B

A

1

26

D

6

5

C

/20A

230/ 0A

B

A

MACRO 2400

Number RevisionSize

B

File:

Date: 17-Nov-2002 Sheet Of

Title

5 6

4

3

MACRO 2400 UNIT CONNECTING

2

4

PSA-31300-B

PSA-31300PWR-1

3

2

PSA-31300-A

PSA-3000-VR

1

D

C

B

A

1

30

6. Test Procedure

LABORATORY DC POWER SUPPLY

CURRET

-

GND

AUDIO GENERATOR GAG-810

0 90dB

INPUT

POWER

+

-

DUAL TRACKING WITH 5V FIXED MODEL: GPC 3060D

+

OUTPUT (600 )

-

+

CURRET

-

GND

POWER

VOLTAGE

LAT-45 ATTENUATOR

0 10dB

+

VOLTAGE

0 1 0dB

5V 3A

-

+

OUTPUT

600 LOAD INT

LS 8106 OSCILLOSCOPE

CH3

POWER

LDM-171 DISTRTION METER

OUTPUT

SET LEVEL

INPUT

-

+

-

CH1

+

ADR-245

+

-

EXT

110V

220V

NORL

220

110

NORL

SHORT

AC

UNSWITCH

CH2

V

DC IN

DC OUT

8

4

+

LOAD SEL

LOAD OUT

+

-

A

16

S P

LOAD

+

CH B

CH A

(+)

LINK

()

OFF ON

LF 30Hz FILTER

BAL ANC E 1 15V/20K INPUT

LINK

PARALLEL

(MONO)

OFF

CLIP LIMIT

CONNECT ON

12

3

GND)

BRIDGED

STEREO

INPUT

SRT

T(+)

-

)

R

SGND)

Channel B Bridged ChannelA

ON

SPEAKE CONNECTION

+ +

2

-

1+ 2+

-

1

Channel A B BRIDGED PARALLEL

STEREO MONO

2

-

1+ 2+

1

-

+

1+ 2+

BREAKER

2

-

1

-

CAUTION

ELECTRICSHOCK HAZARD DO NOT REMOVE COVER REFERSERVIC NG TO QUAL FIED PERSONNEL SEE INSTRUCTIONMANUAL AVS R SQUE DE CHOC ELECTRIQUE NE PAS OUVR R

CAUTION

RSK OF LECT IC SHOCK

DONOT OPEN

WARNING -DO NOT OPEN

SHOCKHAZARD

AVIS - NE PAS OUVRIR

RISQUEDE CHOC ELECTR QUE

AC IN50/60HZ

31

7. Electrical Parts List

SECAKU ELECTRON INDUSTRY CO., LTD

PREPARE PARE DETAIL

NO

PARTE

transformer PCS

power cord Europe3P PCS

glass tube fuse PCS 10A 250V 6*32mm UL

led. PCS

3

plate black screw-flat PCS

plate black screw PCS 1

M3*6

PARTE NO,

TD00038

HA00861

HD00041

SA00022

MG00020

UNIT

PCS

QUANTITY AND

CONSUMPTION RATE

DATE

cable tie PCS ALT-102SB

PCS

HI00125

sliding PCS

HC00108

stereo PCS

6.3 LJB0661-6 HI00128

sliding SW PCS 3digit16P SLB-43-10 handle length10mm

RA00092

resistor 5W PCS

SB00039

transistor PCS

32

PCS

power transistor

SA00023

PCS

3

A10K RV16A-41-15FW-A14-3F1

SA00011 2 bridge rectification 25A/200V

light transistor PCS

HI00031

PCS

R415KKETOF

TD00042

PCS

PT-3800E

HA00871 power cord Europe3P PCS LT-312+1.5*3C(H05VV-F) 6FT +LT -501

glass tube fuse-high speed PCS 12A 250V 6*32mm

PCS 1

3

plate black screw-plat PCS

24

1

16

MG00025 plate black screw-shallow container PCS

HC00100 balanced MIC socket PCS 94M-007P1(plastics)

HC00108 stereo MIC socket PCS

6.3 LJB0661-6

HI00125 sliding SW PCS

sliding SW PCS 3digi t16P SLB-43-10 handle length10mm

33

resistor 5W PCS

0.2 Ztype

transistor PCS MPSA06

transistor PCS MJE15032

PCS

SB00021 power transistor PCS

SB00023 power transistor PCS

SA00023

led. PCS

3 round red high brightness

RC00014

PCS

RV16A-41-15FW-A14-3F1long bend foot

SA00011 bridge rectification PCS

light PCS 1

4N33.300

power SW PCS R415KKETOF %

PCS 1

PT-31300E %

power cord Europe3P PCS 1 LT-312+1.5*3C(H05VV-F) 6FT +LT -501 %

%

1

2 1

1 1

plate black screw-shallow container

balanced MIC socket

HC00100

34

6.3 LJB0661-6

HI00125 sliding SW 2digit6P SL20202-25Y-6mm handle length6mm

sliding SW

RC00014

A10K RV16A-41-15FW-A14-3F1long bend foot

SB00002

Z0103A(banding)

SB00003

MAC224/BTA24-600

MUR1520/STPR1520D

PCS

STP55NE06/STP60NF06(T O-220)

RA00091 resistor 5W PCS

0.2 P %

transistor PCS MJE15032

SB00044 transistor PCS 1 MJE15033 %

SB00021 4

power transistor PCS 1 2SC5200 %

SB00023 4 power transistor 1 2SA1943-O %

SA00012 4

25A/200V BP25-06PWS %

SB00015 1

4N33.300

1

35

8. Exploded Views

46

1

1 19

: 20021219

: MACRO 830/1400/2400

45

36

9. Exploded Views Part List

37