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
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
dB FILTER ON
Hz
CHA,CHB
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
dB FILTER ON
Hz
CHA,CHB
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-
BR_NEG
B
A
Revision
Sheet of
DrawnBy:
8
C
Number
D
Title
Size
Date: 19-Dec-2002
File: D:\
SP_A
7
6
5
+VCC_A
be modify
-VCC_A
BR_BAL
SP_A
7
6
5
be modify
4
4
7
be modify
8
+15V_A
SP_A
3
1
be modify
3
2
2
1
D
C
4
5
6
+14V
2
1
-15V_A
+VCC_A
TH_A
3
2
4
11
6
1
5
7
8
F-BYP-B
BR-CUT
4
6
8
10
12
14
16
18
3
5
7
9
11
13
15
17
BR-RET
BR_BAL
B
20
19
F-30-B
F-SND-B
-14V
-IN B
CLIP-B
22
24
26
21
23
25
+INB
A
3
2
1
7
D
8
C
2-
BR_POS
BR_NEG
1+
2+
1-
B
A
Revision
Sheet of
DrawnBy:
8
C
Number
D
Title
Size
Date: 19-Dec-2002
File: D:\
7
SPB
+VCC_B
6
5
-VCC_B
7
6
5
be modify
4
4
be modify
3
+15V_B
2
1
be modify
3
2
1
-INB
+INB
D
7
be modify
8
4
5
6
+VCC_B
+14V
14
15
13
16
12
10
9
F-30-B
F-BYP-B
F--SND-B
C
-15V_B
-VCC_B
-14V
CLIP-B
B
BR_RET
A
3
2
1
8
B
-15V_A
-15V_B
-14V
C
1
2
1
2
D
8
7
+15V_A
+15V_B
+14V
BR_CUT
A
Revision
DrawnBy:
8
C
Number
D
File: D:\
Date: 19-Dec-2002 Sheet of
Size
Title
7
6
4
5
6
3
2
1
5
2
1
4
+VCC_B
-VCC_A
+VCC_A
3
-VCC_B
TH_A
6
5
4
3
U
L
B
2
1
D
GRN
L
L
B
B
YEL
U
K
K
L
VIO
B
VIO
K
L
B
D
E
R
WHT
GND
LINE
NEUT
C
B
A
2
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
2
3
1
4
3
2
1
D
C
B
A
1
10
D
C
B
A
2-
BR_POS
1+
8
7
6
+VCC_A
BR_NEG
2+
1-
SP_A
-VCC_A
SP_B
BR_BAL
Revision
Sheet of
DrawnBy:
8
C
Number
D
Title
Size
Date: 19-Dec-2002
File: D:\
7
6
5
4
7
be modify
8
+15V_A
3
1
be modify
3
2
2
4
5
6
+14V
-15V_A
+VCC_A
3
2
4
11
6
1
5
7
8
TH_A
-14V
5
4
3
2
-IN B
F-BYP-B
F-30-B
CLIP-B
BR-CUT
2
4
6
8
10
12
14
16
18
20
22
24
26
1
3
5
7
1
D
C
9
11
13
15
17
19
21
23
25
BR-RET
BR_BAL
+INB
F-SND-B
B
A
1
11
D
C
B
A
8
7
+VCC_B
6
BR_POS
2-
1+
BR_NEG
2+
1-
SP_B
-VCC_B
DrawnBy:
8
C
Number RevisionSize
D
Title
Date: 19-Dec-2002 Sheet of
File: D:\
7
6
5
4
3
+15V_B
2
7
be modify
8
4
5
6
+VCC_B
-15V_B
-VCC_B
5
4
3
2
1
be modify
3
2
1
-IN B
+INB
D
F-30-B
F--SND-B
C
F-BYP-B
+14V
14
15
13
16
12
10
9
-14V
1
CLIP-B
B
BR-RET
A
12
-15V_A
-15V_B
-14V
C
2
1
2
1
D
8
7
+15V_A
+15V_B
+14V
BR_CUT
B
A
Revision
Sheet of
DrawnBy:
8
C
Number
D
Title
Size
Date: 19-Dec-2002
File: D:\
7
6
6
5
4
1
2
3
5
1
2
4
+VCC_B
-VCC_A
+VCC_A
3
-VCC_B
TH_A
6
5
4
3
U
U
L
L
B
B
WHT
WHT
YEL
YEL
VIO
2
GRN
YEL
1
D
K
L
B
C
VIO
D
E
R
WHT
LINE
GND
NEUT
B
A
2
1
13
D
8
C
2-
BR_POS
2+
1+
1-
B
BR_NEG
BR_BAL
A
Revision
DrawnBy:
SP_B
Sheet of
8
C
Number
D
File: D:\
Date: 19-Dec-2002
Size
Title
+110_A
7
6
5
+55V_A
CT_A
5
6
7
8
L
A
V+
B
BAL/STR
V-
GND
4
3
2
1
+110_A
-55V_A
-110V_A
-110V-A
7
6
5
6
7
8
L
A
V+
B
BAL/STR
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
8
6
4
2
7
5
3
1
-15V_A
-14V
-IN B
F-BYP-B
CLIP-B
F-30-B
BR-CUT
26
24
22
20
18
16
14
12
10
9
15
13
11
25
23
21
19
17
4
3
2
1
F-SND-B
+INB
A
BR-RET
BR_BAL
D
C
B
14
D
8
7
+110_B
+55V_B
C
2-
BR_POS
1+
2+
1-
CT_B
BR_NEG
B
SP_B
-55V_B
A
Revision
Sheet of
DrawnBy:
8
C
Number
D
Title
Size
Date: 19-Dec-2002
File: D:\
7
-110V-B
6
5
8
7
6
5
L
A
V+
B
BAL/STR
+
_
GND
V-
1
2
3
4
4
3
+110_A
-110V_A
+15V_B
7
be modify
8
4
5
6
-15V_B
8
7
6
5
L
A
V+
B
BAL/STR
+
_
GND
V-
1
2
3
4
6
5
4
3
2
PSA31500-A
1
D
1
be modify
3
2
-IN B
+INB
F-30-B
C
F-BYP-B
F-BYP-B
+14V
14
15
13
16
12
10
9
B
-14V
CLIP-B
BR_RET
A
2
1
15
D
C
B
A
BR_CUT
8
-15V_B
-15V_A
-15V_A
1
2
1
2
-14V
4
5
6
3
2
1
+15V_A
7
+15V_A
+14V
6
+15V_B
Revision
DrawnBy:
Sheet of
8
C
Number
D
File: D:\
Date: 19-Dec-2002
Size
Title
7
6
5
2
1
4
-110V_B
-55V_A
+110V_B
+55V_B
CT_A
-55V_B
CT_B
U
L
B
K
L
WHT
BRN
B
BRN
WHT
K
L
B
D
E
R
WHT
-110V_B
+110V_A
3
2
+55V_A
CT_A
K
U
L
L
B
GRN
VIO
B
VIO
YEL
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
A
A
5
/8
/1
0
5
3
1
2
1
B
A
Revision
6
DrawnBy:
Sheet of
MACRO 1400 UNIT CONNECTING
Number
B
File:
Date: 17-Nov-2002
Size
5
Title
5
4
3
MACRO 1400 UNIT CONNECTING
2
4
2
1
2
1
3
2
1
2
2
PSA-3000-R-VR
1
1
D
C
B
A
1
26
D
6
5
C
/20A
230/10A
B
A
Revision
6
DrawnBy:
Sheet Of
MACRO 2400
Number
B
File: D:\lfr\SCH&PCB\AMP\C900N(1200N(1600N)\C-SCH\PSA-3000SCH.ddb
Date: 17-Nov-2002
Size
Title
5
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
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
CONNECTION
12
3
(GND)
-
BRIDGED
STEREO
INPUT
SRT
T(+)
-
)
R(
S(GND)
Channel B Bridged ChannelA
ON
SPEAKER CONNECTION
-
+
-
2
1+ 2+
-
1
-
+
1+ 2+
+
2
-
1+ 2+
-
1
Channel A.B BRIDGED PARALLEL
STEREO MONO
-
BREAKER
-
2
-
1
CAUTION:
ELECTRICSHOCK HAZARD. DO NOT REMOVE COVER.
REFERSERVICING TO QUALIFIED PERSONNEL. SEE
INSTRUCTIONMANUAL.
'
AVISRISQUE DE CHOC ELECTRIQUE-NE PAS OUVRIR.
CAUTION
RISKOF ELECTRIC SHOCK
RISKOF ELECTRIC SHOCK
DONOT OPEN
DO
NOTOPEN
WARNING: -DO NOT OPEN
SHOCKHAZARD
AVIS: -NE PAS OUVRIR
RISQUEDE CHOC ELECTRIQUE
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
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
PCS
PCS
PCS
PCS
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
1
35
8. Exploded Views
46
830/1400/2400
20021219
MACRO
: 20021219:
: MACRO 830/1400/2400:
45
36
9. Exploded Views Part List
37
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