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M series
Schematic
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Alto M series Schematic

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M-SERIES - STUDIO MONITORS
www.altoproaudio.com
Version 1.0
MODEL: M3/M4/M5
CONTENT
1. Warning ................................................................................................................................................. 2
2. Technical Specification........................................................................................................................ 3
3. Test Procedure & Test Result.........................................................................................................4-17
4. Block diagram................................................................................................................................18-19
5. Schematic diagram........................................................................................................................20-28
6. PCB Layout ....................................................................................................................................29-30
7. Exploded views & mechanical parts list......................................................................................31-45
1
1. WARNING
l Service must be carried out by ALTO qualified personnel only. l Unqualified service personnel used in the warranty time of the product, produce a falling of the warranty. l Schematic diagram and part list of the devices may be subject to change without immediate notice. l When to replace any components, only with same size and same specification. l The symbol used for the resistors are R (ohm) and for the capacitors are U (microfarad).
2
2. Technical Specification
M3 M4 M5
System type 2 way 2 way 2 way
Power Hanging AES 30W AES 70W AES 80W
SPL 1W, 1m 87dB 92dB 95dB
Frequency Response 50Hz-13kHz(-10dB) 40Hz-15kHz(-10dB) 40Hz-15kHz(-10dB)
Impedance 4Ohm 4Ohm 4Ohm
Crossover Frequency 2.3-3kHz(1m/W) 2.3-3kHz(1m/W) 2.3-3kHz(1m/W)
Dimension H×W×D 216.5×143.5×152.5mm 287.5×169×201mm 376×223.5×267mm
Net Weight/kg 2.4kg 4.8kg 6.6kg
M3A M4A M5A
System type 2 way 2 way 2 way Power Hanging: HF AES 15W AES 30W AES 60W LF AES 30W AES 60W AES 130W
SPL 1W, 1m 87dB 92dB 95dB
Frequency Response 50Hz-13kHz(-10dB) 40Hz-15kHz(-10dB) 40Hz-15kHz(-10dB)
Impedance 4Ohm 4Ohm 4Ohm
Crossover Frequency 2.3-3kHz(1m/W) 2.3-3kHz(1m/W) 2.3-3kHz(1m/W)
Dimension H×W×D 216.5×143.5×152.5mm 287.5×169×201mm 376×223.5×267mm
Net Weight/kg 3.6kg 6.5kg 8.3kg
3
3. Test Procedure and Test Result
1) Test equipment
Audio frequency x-over (VP-7724A) Load connector Oscilloscope Amplifier (MACRO2400)
2) Test Procedure
M3 NEAR X-OVER TEST SPECIFICATION
a. IN: 1KHZ-15.3dBV to AMP, AMP VR MAX (RL=4Ω AMP OUT=10.4V). Connect AMP OUTPUT to fixture
INPUT and connect fixture OUTPUT to 4Ω. LF=7.3V, when testing OUTPUT must be normal.
b. IN: 5KHZ-15.3dBV to AMP, AMP VR MAX (RL=4Ω AMP OUT=10.4V). Connect AMP OUTPUT to fixture
INPUT and connect fixture OUTPUT to 4Ω. HF=2.9V, when testing OUTPUT must be normal.
M3 FAR X-OVER TEST SPECIFICATION
a. HF signal input 6KHZ-15.3dB. Output voltage is 3.24V. b. LF signal input 1KHZ-15.3dB. Output voltage is 8.4V. When testing OUTPUT must be normal.
M4 NEAR X-OVER TEST SPECIFICATION
a. HF signal input 4KHZ-15.3dB. Output voltage is 2.85V. b. LF signal input 1KHZ-15.3dB. Output voltage is 4.9V. When testing OUTPUT must be normal.
M4 FAR X-OVER TEST SPECIFICATION
a. HF signal input 5KHZ-15.3dB. Output voltage is 4.18V. b. LF signal input 1KHZ-15.3dB. Output voltage is 7.34V. When testing OUTPUT must be normal.
M5 NEAR X-OVER TEST SPECIFICATION
a. HF signal input 7KHZ-15.3dB. Output voltage is 6.9V. b. LF signal input 1KHZ-15.3dB. Output voltage is 5.17V. When testing OUTPUT must be normal.
M5 FAR X-OVER TEST SPECIFICATION
4
a. HF signal input 6KHZ-15.3dB. Output voltage is 6.03V. b. LF signal input 1KHZ-15.3dB. Output voltage is 5.87V. When testing OUTPUT must be normal.
M3A PCB TEST SPECIFICATION
a. Turn on AC power 220V~230V after pushing PCB into fixture; b. LF; Signal input: 1KHZ & 600Ω
MIC: -31dB±1dB OUTPUT: 9.6V
c. HF; Signal input: 2KHZ & 600Ω
MIC: -43dB±1dB
OUTPUT: 9.2V
M4A PCB TEST SPECIFICATION
a. Turn on AC power 220V~230V after pushing PCB into fixture; b. LF; Signal input: 1KHZ & 600Ω
MIC: -21dB±1dB OUTPUT: 9.7V
c. HF; Signal input: 2KHZ & 600Ω
MIC: -43dB±1dB
OUTPUT: 7V
M5A PCB TEST SPECIFICATION
a. Turn on AC power 220V~230V after pushing PCB into fixture; b. LF; Signal input: 1KHZ & 600Ω
MIC: -35dB±1dB OUTPUT: 12.7V
c. HF; Signal input: 2KHZ & 600Ω
MIC: -29dB±1dB
OUTPUT: 12.5V
5
Test Result
Load
Ω
Model No.: M3A(LF) JFM-1006-5.0
Test Item Test Conditions Spec Test Result Remark 1 Power Source AC: 240V; 50Hz 2 Idle Current
3
Power
Consumption
4 Rated Output
Maximum at
5
Output 10% THD
6 Hum or Noise
DC V Load Ω
Rated Output.
Aux At 1KHz
Load 4Ω Load 8Ω
Load 16Ω Load Ω(25V) Load Ω(50V) Load Ω(70V)
Load Ω(100V)
Aux 1KHz -15 dB
Load 4 Ω
A A A A
W W
10.05 V V
10.25 V V
10.38 V V V V V V V V V V
50 W W FLAT
VR Max (Tape On) 14.6 mV mV VR Max (Tape Off) 0.4 mV mV
FLAT
Aux At 1KHz
FLAT.
Rated W
100Hz: dB 100Hz: dB
10KHz: dB 10KHz: dB
7
Tone control
Response
Input From Aux Output
At 1W
8 Puncture Voltage 5mA, 5Sec 3750V or 1500V
MONITOR
MONITOR NO:
Aux 1KHz dB
AUX1, 2, TAPE, TUNER
TAPE 6.3KHz-10dB MAX
TUNER AM/FM MAX
9
TEL.PAGING
PRIORITY MIC1
Aux 1KHz dB
Load Ω V
AUX1, 2, TAPE, TUNER
G-T dB; G-R dB.
ZONE PAGING 100V ALL/Z1, Z2, Z3, Z4
AC: OUTPUT
REMOTE AC OUT or DC OUT
G-T dB; G-R dB.
FLAT
FLAT
6
Model No.: M3A(LF) JFM-1006-5.0
1 2 3 4 5
Test Item
Test Conditions
Test Result
Input Sensitivity Signal/Noise Distortion at 1W
FLAT
Rated
Output 50 W
Load 4 Ω
FLAT
Rated
Output 50 W
Load 4 Ω
FLAT
Output
At 1W
Load 4 Ω
Distortion at Rated
FLAT
Rated
Output 50 W
Load 4 Ω
Frequency
Response
FLAT
Output at 1W
REF –3dB Load 4 Ω
AUX dB dB % %
TAPE dB dB % %
AUX1
TUNER dB dB % %
CD dB dB % %
AUX dB dB % %
AUX2
TAPE dB dB % %
TUNER dB dB % %
CD dB dB % %
AUX dB dB % %
TAPE dB dB % %
AUX3
TUNER dB dB % %
CD dB dB % %
B MIC -15dB 60dB 0.25% 0.13%
19.5HZ~20KHZ ↑
LINE dB dB % %
MIC-1
24V dB dB % %
UNBAL dB dB % %
19.3HZ~20KHZ ↑
MIC-2
U MIC -21dB 60dB 0.21% 0.14%
LINE dB dB % %
24V dB dB % %
UNBAL dB dB % %
U MIC -21dB 60dB 0.23% 0.13%
19.3HZ~20KHZ ↑
LINE dB dB % %
MIC-3
24V dB dB % %
UNBAL dB dB % %
MIC dB dB % %
LINE dB dB % %
MIC-4
24V dB dB % %
UNBAL dB dB % %
MIC dB dB % %
MIC-5
LINE dB dB % %
24V dB dB % %
UNBAL dB dB % %
Remark 1. Input at 1KHz
7
Model No.: M3A(HF) JFM-1006-5.0
Load
Ω
Test Item Test Conditions Spec Test Result Remark 1 Power Source AC: 240V; 50Hz 2 Idle Current
3
Power
Consumption
4 Rated Output
Maximum at
5
Output 10% THD
6 Hum or Noise
DC V Load Ω
Rated Output.
Aux At 1KHz
Load 4Ω Load 8Ω
Load 16Ω Load Ω(25V) Load Ω(50V) Load Ω(70V)
Load Ω(100V)
Aux 1KHz -30 dB
Load 4 Ω
A A A A
W W
9.35 V V
9.53 V V
9.62 V V V V V V V V V V
44 W W FLAT
VR Max (Tape On) 17.3 mV mV VR Max (Tape Off) 1.6 mV mV
FLAT
Aux At 1KHz
FLAT.
Rated W
100Hz: dB 100Hz: dB 10KHz: dB 10KHz: dB
7
Tone control
Response
Input From Aux Output
At 1W
8 Puncture Voltage 5mA, 5Sec 3750V or 1500V
MONITOR
MONITOR NO:
Aux 1KHz dB
AUX1, 2, TAPE, TUNER
TAPE 6.3KHz-10dB MAX
TUNER AM/FM MAX
9
TEL.PAGING
PRIORITY MIC1
Aux 1KHz dB
Load Ω V
AUX1, 2, TAPE, TUNER
G-T dB; G-R dB.
ZONE PAGING 100V ALL/Z1, Z2, Z3, Z4
AC: OUTPUT
REMOTE AC OUT or DC OUT
G-T dB; G-R dB.
FLAT
FLAT
8
Model No.: M3A(HF) JFM-1006-5.0
1 2 3 4 5
Test Item
Test Conditions
Test Result
Input Sensitivity Signal/Noise Distortion at 1W
FLAT
Rated
Output 44 W
FLAT
Rated
Output 44 W
FLAT
Output
At 1W
Load 4 Ω
Distortion at Rated
FLAT
Rated
Output 44 W
Frequency
Response
FLAT
Output at 1W
REF –3dB Load 4 Ω
AUX dB dB % %
TAPE dB dB % %
AUX1
TUNER dB dB % %
CD dB dB % %
AUX dB dB % %
AUX2
TAPE dB dB % %
TUNER dB dB % %
CD dB dB % %
AUX dB dB % %
TAPE dB dB % %
AUX3
TUNER dB dB % %
CD dB dB % %
B MIC -30dB 50dB 0.27% 0.29%
24.3HZ~32KHZ
LINE dB dB % %
MIC-1
24V dB dB % %
UNBAL dB dB % %
24.3HZ~32KHZ
MIC-2
U MIC -36dB 57dB 0.27% 0.14%
LINE dB dB % %
24V dB dB % %
UNBAL dB dB % %
U MIC dB dB % %
LINE dB dB % %
MIC-3
24V dB dB % %
UNBAL dB dB % %
MIC -36dB 58dB 0.27% 0.14%
24.3HZ~32KHZ
LINE dB dB % %
MIC-4
24V dB dB % %
UNBAL dB dB % %
MIC dB dB % %
MIC-5
LINE dB dB % %
24V dB dB % %
UNBAL dB dB % %
Remark 1. Input at 1KHz
9
Model No.: M4A(LF) JFM-1006-5.0
Load
Ω
Test Item Test Conditions Spec Test Result Remark 1 Power Source AC: 240V; 50Hz 2 Idle Current
3
Power
Consumption
4 Rated Output
Maximum at
5
Output 10% THD
6 Hum or Noise
DC V Load Ω
Rated Output.
Aux At 1KHz
Load 4Ω Load 8Ω
Load 16Ω Load Ω(25V) Load Ω(50V) Load Ω(70V)
Load Ω(100V)
Aux 1KHz -13 dB
Load 4 Ω
A A A A
W W
12.67 V V
12.90 V V
13.03 V V V V V V V V V V
80 W W FLAT
VR Max (Tape On) 13.6 mV mV VR Max (Tape Off) 0.3 mV mV
FLAT
Aux At 1KHz
FLAT.
Rated W
100Hz: dB 100Hz: dB 10KHz: dB 10KHz: dB
7
Tone control
Response
Input From Aux Output
At 1W
8 Puncture Voltage 5mA, 5Sec 3750V or 1500V
MONITOR
MONITOR NO:
Aux 1KHz dB
AUX1, 2, TAPE, TUNER
TAPE 6.3KHz-10dB MAX
TUNER AM/FM MAX
9
TEL.PAGING
PRIORITY MIC1
Aux 1KHz dB
Load Ω V
AUX1, 2, TAPE, TUNER
G-T dB; G-R dB.
ZONE PAGING 100V ALL/Z1, Z2, Z3, Z4
AC: OUTPUT
REMOTE AC OUT or DC OUT
G-T dB; G-R dB.
FLAT
FLAT
10
Model No.: M4A(LF) JFM-1006-5.0
1 2 3 4 5
Test Item
Test Conditions
Test Result
Input Sensitivity Signal/Noise Distortion at 1W
FLAT
Rated
Output 80 W
Load 4 Ω
FLAT
Rated
Output 80 W
Load 4 Ω
FLAT
Output
At 1W
Load 4 Ω
Distortion at Rated
FLAT
Rated
Output 80 W
Load 4 Ω
Frequency
Response
FLAT
Output at 1W
REF –3dB Load 4 Ω
AUX dB dB % %
TAPE dB dB % %
AUX1
TUNER dB dB % %
CD dB dB % %
AUX dB dB % %
AUX2
TAPE dB dB % %
TUNER dB dB % %
CD dB dB % %
AUX dB dB % %
TAPE dB dB % %
AUX3
TUNER dB dB % %
CD dB dB % %
B MIC -13dB 51dB 0.23% 0.13%
19.2HZ~20KHZ ↑
LINE dB dB % %
MIC-1
24V dB dB % %
UNBAL dB dB % %
19.3HZ~20KHZ ↑
MIC-2
U MIC -19dB 60dB 0.22% 0.07%
LINE dB dB % %
24V dB dB % %
UNBAL dB dB % %
U MIC -19dB 62dB 0.23% 0.11%
19.2HZ~20KHZ ↑
LINE dB dB % %
MIC-3
24V dB dB % %
UNBAL dB dB % %
MIC dB dB % %
LINE dB dB % %
MIC-4
24V dB dB % %
UNBAL dB dB % %
MIC dB dB % %
MIC-5
LINE dB dB % %
24V dB dB % %
UNBAL dB dB % %
Remark 1. Input at 1KHz
11
Model No.: M4A(HF) JFM-1006-5.0
Load
Ω
Test Item Test Conditions Spec Test Result Remark 1 Power Source AC: 240V; 50Hz 2 Idle Current
3
Power
Consumption
4 Rated Output
Maximum at
5
Output 10% THD
6 Hum or Noise
DC V Load Ω
Rated Output.
Aux At 1KHz
Load 4Ω Load 8Ω
Load 16Ω Load Ω(25V) Load Ω(50V) Load Ω(70V)
Load Ω(100V)
Aux 1KHz -12 dB
Load 4 Ω
A A A A
W W
12.66 V V
12.75 V V
13.07 V V V V V V V V V V
80 W W FLAT
VR Max (Tape On) 8.6 mV mV VR Max (Tape Off) 0.2 mV mV
FLAT
Aux At 1KHz
FLAT.
Rated W
100Hz: dB 100Hz: dB 10KHz: dB 10KHz: dB
7
Tone control
Response
Input From Aux Output
At 1W
8 Puncture Voltage 5mA, 5Sec 3750V or 1500V
MONITOR
MONITOR NO:
Aux 1KHz dB
AUX1, 2, TAPE, TUNER
TAPE 6.3KHz-10dB MAX
TUNER AM/FM MAX
9
TEL.PAGING
PRIORITY MIC1
Aux 1KHz dB
Load Ω V
AUX1, 2, TAPE, TUNER
G-T dB; G-R dB.
ZONE PAGING 100V ALL/Z1, Z2, Z3, Z4
AC: OUTPUT
REMOTE AC OUT or DC OUT
G-T dB; G-R dB.
FLAT
FLAT
12
Model No.: M4A(HF) JFM-1006-5.0
1 2 3 4 5
Test Item
Test Conditions
Test Result
Input Sensitivity Signal/Noise Distortion at 1W
FLAT
Rated
Output 80 W
Load 4 Ω
FLAT
Rated
Output 80 W
Load 4 Ω
FLAT
Output
At 1W
Load 4 Ω
Distortion at Rated
FLAT
Rated
Output 80 W
Load 4 Ω
Frequency
Response
FLAT
Output at 1W
REF –3dB Load 4 Ω
AUX dB dB % %
TAPE dB dB % %
AUX1
TUNER dB dB % %
CD dB dB % %
AUX dB dB % %
AUX2
TAPE dB dB % %
TUNER dB dB % %
CD dB dB % %
AUX dB dB % %
TAPE dB dB % %
AUX3
TUNER dB dB % %
CD dB dB % %
B MIC -12dB 58dB 0.28% 0.12%
25HZ~20KHZ ↑
LINE dB dB % %
MIC-1
24V dB dB % %
UNBAL dB dB % %
25.2HZ~20KHZ ↑
MIC-2
U MIC -18dB 63dB 0.19% 0.09%
LINE dB dB % %
24V dB dB % %
UNBAL dB dB % %
U MIC -18dB 61dB 0.19% 0.07%
25HZ~20KHZ ↑
LINE dB dB % %
MIC-3
24V dB dB % %
UNBAL dB dB % %
MIC dB dB % %
LINE dB dB % %
MIC-4
24V dB dB % %
UNBAL dB dB % %
MIC dB dB % %
MIC-5
LINE dB dB % %
24V dB dB % %
UNBAL dB dB % %
Remark 1. Input at 1KHz
13
Model No.: M5A(LF) JFM-1006-5.0
Load
Ω
Test Item Test Conditions Spec Test Result Remark 1 Power Source AC: 240V; 50Hz 2 Idle Current
3
Power
Consumption
4 Rated Output
Maximum at
5
Output 10% THD
6 Hum or Noise
DC V Load Ω
Rated Output.
Aux At 1KHz
Load 4Ω Load 8Ω
Load 16Ω Load Ω(25V) Load Ω(50V) Load Ω(70V)
Load Ω(100V)
Aux 1KHz -16 dB
Load 4 Ω
A A A A
W W
15.44 V V
15.88 V V
16.13 V V V V V V V V V V
120 W W FLAT
VR Max (Tape On) 17.5 mV mV VR Max (Tape Off) 0.8 mV mV
FLAT
Aux At 1KHz
FLAT.
Rated W
100Hz: dB 100Hz: dB 10KHz: dB 10KHz: dB
7
Tone control
Response
Input From Aux Output
At 1W
8 Puncture Voltage 5mA, 5Sec 3750V or 1500V
MONITOR
MONITOR NO:
Aux 1KHz dB
AUX1, 2, TAPE, TUNER
TAPE 6.3KHz-10dB MAX
TUNER AM/FM MAX
9
TEL.PAGING
PRIORITY MIC1
Aux 1KHz dB
Load Ω V
AUX1, 2, TAPE, TUNER
G-T dB; G-R dB.
ZONE PAGING 100V ALL/Z1, Z2, Z3, Z4
AC: OUTPUT
REMOTE AC OUT or DC OUT
G-T dB; G-R dB.
FLAT
FLAT
14
Model No.: M5A(LF) JFM-1006-5.0
1 2 3 4 5
Test Item
Test Conditions
Test Result
Input Sensitivity Signal/Noise Distortion at 1W
FLAT
Rated
Output 120 W
Load 4 Ω
FLAT
Rated
Output 120 W
Load 4 Ω
FLAT
Output
At 1W
Load 4 Ω
Distortion at Rated
FLAT
Rated
Output 120 W
Load 4 Ω
Frequency
Response
FLAT
Output at 1W
REF –3dB Load 4 Ω
AUX dB dB % %
TAPE dB dB % %
AUX1
TUNER dB dB % %
CD dB dB % %
AUX dB dB % %
AUX2
TAPE dB dB % %
TUNER dB dB % %
CD dB dB % %
AUX dB dB % %
TAPE dB dB % %
AUX3
TUNER dB dB % %
CD dB dB % %
B MIC -16dB 56dB 0.37% 0.15%
19.2HZ~20KHZ ↑
LINE dB dB % %
MIC-1
24V dB dB % %
UNBAL dB dB % %
19.2HZ~20KHZ ↑
MIC-2
U MIC -22dB 57dB 0.34% 0.13%
LINE dB dB % %
24V dB dB % %
UNBAL dB dB % %
U MIC -22dB 58dB 0.32% 0.10%
19.4HZ~20KHZ ↑
LINE dB dB % %
MIC-3
24V dB dB % %
UNBAL dB dB % %
MIC dB dB % %
LINE dB dB % %
MIC-4
24V dB dB % %
UNBAL dB dB % %
MIC dB dB % %
MIC-5
LINE dB dB % %
24V dB dB % %
UNBAL dB dB % %
Remark 1. Input at 1KHz
15
Model No.: M5A(HF) JFM-1006-5.0
Load
Ω
Test Item Test Conditions Spec Test Result Remark 1 Power Source AC: 240V; 50Hz 2 Idle Current
3
Power
Consumption
4 Rated Output
Maximum at
5
Output 10% THD
6 Hum or Noise
DC V Load Ω
Rated Output.
Aux At 1KHz
Load 4Ω Load 8Ω
Load 16Ω Load Ω(25V) Load Ω(50V) Load Ω(70V)
Load Ω(100V)
Aux 1KHz -13 dB
Load 4 Ω
A A A A
W W
13.33 V V
13.59 V V
13.73 V V V V V V V V V V
90 W W FLAT
VR Max (Tape On) 11.5 mV mV VR Max (Tape Off) 0.5 mV mV
FLAT
Aux At 1KHz
FLAT.
Rated W
100Hz: dB 100Hz: dB 10KHz: dB 10KHz: dB
7
Tone control
Response
Input From Aux Output
At 1W
8 Puncture Voltage 5mA, 5Sec 3750V or 1500V
MONITOR
MONITOR NO:
Aux 1KHz dB
AUX1, 2, TAPE, TUNER
TAPE 6.3KHz-10dB MAX
TUNER AM/FM MAX
9
TEL.PAGING
PRIORITY MIC1
Aux 1KHz dB
Load Ω V
AUX1, 2, TAPE, TUNER
G-T dB; G-R dB.
ZONE PAGING 100V ALL/Z1, Z2, Z3, Z4
AC: OUTPUT
REMOTE AC OUT or DC OUT
G-T dB; G-R dB.
FLAT
FLAT
16
Model No.: M5A(HF) JFM-1006-5.0
1 2 3 4 5
Test Item
Test Conditions
Test Result
Input Sensitivity Signal/Noise Distortion at 1W
FLAT
Rated
Output 90 W
Load 4 Ω
FLAT
Rated
Output 90 W
Load 4 Ω
FLAT
Output
At 1W
Load 4 Ω
Distortion at Rated
FLAT
Rated
Output 90 W
Load 4 Ω
Frequency
Response
FLAT
Output at 1W
REF –3dB Load 4 Ω
AUX dB dB % %
TAPE dB dB % %
AUX1
TUNER dB dB % %
CD dB dB % %
AUX dB dB % %
AUX2
TAPE dB dB % %
TUNER dB dB % %
CD dB dB % %
AUX dB dB % %
TAPE dB dB % %
AUX3
TUNER dB dB % %
CD dB dB % %
B MIC -13dB 60dB 0.25% 0.10%
24.8HZ~20KHZ ↑
LINE dB dB % %
MIC-1
24V dB dB % %
UNBAL dB dB % %
25HZ~20KHZ ↑
MIC-2
U MIC -19dB 58dB 0.20% 0.08%
LINE dB dB % %
24V dB dB % %
UNBAL dB dB % %
U MIC -19dB 60dB 0.19% 0.14%
24.8HZ~20KHZ ↑
LINE dB dB % %
MIC-3
24V dB dB % %
UNBAL dB dB % %
MIC dB dB % %
LINE dB dB % %
MIC-4
24V dB dB % %
UNBAL dB dB % %
MIC dB dB % %
MIC-5
LINE dB dB % %
24V dB dB % %
UNBAL dB dB % %
Remark 1. Input at 1KHz
17
4. Block diagram
654321
D
BLOCK DIAGRAM
5678
1211109
INPUT+
C
INPUT+
2 1
INPUT-
1 2 3 4
INPUT+
SW4
B
PCB
NEAR
FAR
HF
LF
GND
LF
HF
Tweeter
WOOFER-SPEAKER
WOOFER-SPEAKER
D
C
B
NEAR FAR
A
1 2 3 4 5 6
Title
M3/M4/M5 block diagram
Date: 29-Jul-2004 Sheet of File: D:\M \M .Ddb系列被動式技術手冊 系列方框圖 Drawn By:
M3/M4/M5方塊圖
Number RevisionSize
B
A
18
654321
D:\M \M PCB \M \M .ddb系列被動式技術手冊 系列 修改測試資料和線路圖 系列主動式技術手冊 系列方框圖
Power
D
5678
1211109
FAR
D
amplifier
HFOUT
C
後級放大 後級放大
LFOUT
amplifier
電源電路
circuit
B
A
1 2 3 4 5 6
-VA
U1 7815
1
Vin
U2 7915
2
IN
3
Vout
+15V
GND
2
3
OUT
GND
1
-VA
+15V
-VA
preamplifier
1 2 3 4
SW4
FAR NEAR
Port
前級放大 前級放大前級放大
U1U2U3
+15V
preamplifier
X-over PCB
分音器PCB
NEAR
INPUT
preamplifier
Title
M3A/M4A/M5A block diagram
B
Date: 29-Jul-2004 Sheet of File:
Number RevisionSize
M系列方框圖
M3A/M4A/M5A
Tweeter
C
SPEAKER1
SPEAKER2
B
A
Drawn By:
19
5. Schematic diagram
654321
D
INPUT -
INPUT +
SW1A
C
B
5678
1211109
1 2 3 4
NEAR FAR
Tweeter SP2 SP3
INPUT
INPUT-
INPUT
C2
9UF/100V
L4
0.5mH
L3
0.4mH
C1
6UF/100V
R2 10W/7Ω
R1 10W/6Ω
L2
0.2mH
C4
10UF/100V
GND
C3 14UF/100V
L1
0.2mH
HF
OUTPUT+
NEAR
OUTPUT+
LF
LF
OUTPUT+
FAR
OUTPUT+
HF
D
C
B
A
1 2 3 4 5 6
Title
Number RevisionSize
B
Date: 29-Jul-2004 Sheet of File: D:\M \ I.Ddb系列被動式技術手冊唐綠平 Drawn By:
Monitor Speaker
A
20
654321
D
INPUT HF
INPUT LF
C
B
SW1A
1211109
5678
1 2 3 4
NEAR FAR
Tweeter SP2 SP3
INPUT +
INPUT-
INPUT +
C2
4UF/100V
L4
1.0mH
L3
0.5mH
C1
4UF/100V
R2 10W/3Ω
R1 10W/1Ω
L2
0.2mH
C4
10UF/100V
GND
C3 10UF/100V
L1
0.2mH
NEAR
FAR HF
HF
OUTPUT+
LF
OUTPUT+
LF
OUTPUT+
OUTPUT+
D
C
B
A
1 2 3 4 5 6
Title
Number RevisionSize
B
Date: 29-Jul-2004 Sheet of File: D:\M \ I.Ddb系列被動式技術手冊唐綠平 Drawn By:
Monitor Speaker
M4
A
21
654321
D
INPUT -
INPUT +
SW1A
5678
C
B
1211109
1 2 3 4
NEAR FAR
Tweeter SP2 SP3
INPUT
INPUT-
INPUT
C1
6UF/100V
L3
1.0mH
L4
0.8mH
C2
5UF/100V
L1
0.2mH
L1
0.2mH
R1 10W/1.5Ω
R2 10W/1.5Ω
R3 10W/30Ω
C3
14UF/100V
GND
C4 10UF/100V
R4 10W/30Ω
NEAR
FAR HF
HF
OUTPUT+
LF
OUTPUT+
LF
OUTPUT+
OUTPUT+
D
C
B
A
1 2 3 4 5 6
Title
Number RevisionSize
B
Date: 29-Jul-2004 Sheet of File: D:\M \ I.Ddb系列被動式技術手冊唐綠平 Drawn By:
Monitor Speaker
M5
A
22
654321
D
INPUT LF
INPUT HF
SW1A
C
B
5678
1211109
NEAR FAR
Tweeter SP2 SP3
1 2 3 4
INPUT HF
INPUT LF
INPUT-
INPUT LF
INPUT HF
C2
9UF/100V
L4
0.5mH
L3
0.4mH
C1
6UF/100V
R2 10W/7Ω
R1 10W/6Ω
L2
0.2mH
C4
10UF/100V
GND
C3 14UF/100V
L1
0.2mH
HF
OUTPUT+
NEAR
OUTPUT+
FAR HF
LF
LF
OUTPUT+
OUTPUT+
D
C
B
A
1 2 3 4 5 6
Title
Number RevisionSize
B
Date: 29-Jul-2004 Sheet of File: D:\M \ I.Ddb系列被動式技術手冊唐綠平 Drawn By:
Monitor Speaker
M3A
A
23
D
C
B
A
100/50V
LF
SPEAKER
C33
100/50V
HF
SPEAKER
AC 110V
C27
C34
104P
27V
D4
AC21V
11
-2.5 V
61.9K
61.9K
11
C40 104P
R30
-26V
R33
-2.5V
T1
C39 104P
D1
1N4737
D2
1N4148
3.48K
AC21V
MUTE
Q1 5551
R2
0V
-26V
-26V
C1
330/16V
7.5V
-18.5V
R1
3.48K
R3
3.48K
C2 100/50V
.1uF/275V
C6
R26
4.75K
R27 2.2K
U3B
7
TL072CP
U3A
1
TL072CP
KBU1004G
C24 33P
R22 10.5K
C23
10.5K
C21 33P
R24 4.75K
FUSE
U4 LM3886
C28
C29
104P
100/50V
C31
47/25V
U5 LM3886
C35
100/50V
C37
47/25V
1 2 3 4
104P
SW1
POWER
V+1NC2OUTPUT3V-4V+5NC6GND7MUTE8Vin-9Vin+10NC
C30
104P
C32
R28 665O
104P
3.48K
R29
V+1NC2OUTPUT3V-4V+5NC6GND7MUTE8Vin-9Vin+10NC
C36
C38
R31 665O
104P
R32 2.67K
1N4004
BR1
D3
1N4004
-26V
-27V
R4 100
C3
47/50V
6
_
5
+
1/50V R20 R23
48
R21 4.75K
2
_ +
3
C26
104P
24
60.4
R25
C25 1/50V
5.36K
C25
104P
R18
1K
R8
5W 680
R9
5W 680
C4
12000/35V
C5
12000/35V
R10
5W 680
R11
5W 680
TL072CP
1
7
TL072CP
1000/35V
1000/35V
C19 33P
R17 61.9K
U2A
C20 33P
R19 5.36K
U2B
D9 1N4004
U6 7815CT
Vin
C7
D10 1N4004
U7 MC7915C
Vin
C10
48
2
_ +
3
6
_
5
+
Vout
GND
Vout
GND
C8
470/25V
C9
470/25V
R16
1K
15V
R7
2.2K
+
CN1
1 2
-
TO LED
-15V
C11 33P
2
_ +
3
C16 104P
+
5
6
_
C15 104P
C12
33P
C13
2.2/50V
R13 150
C14 10/16V
R15 560
Title
U1A
1
TL072CP
VR1
B10K
U1B
7
TL072CP
48
R12
1K
R14
4.75K
C 33P
Studio Monitor Speaker
Number RevisionSize
A4
Date: 29-Jul-2004 Sheet of File: D:\M \M PCB \M3A .DDB系列被動式技術手冊 系列 修改測試資料和線路圖 線路圖Drawn By:
M3A
4321
RN1 10K
1234567
8
OUT/LINE
X1 X2
5 6 7 4
C18
C17
47P
47P
X3
INPUT
X3
D
C
B
X2X1
A
654321
D
INPUT LF
INPUT HF
C
B
SW1A
1211109
5678
NEAR FAR
Tweeter SP2 SP3
1 2 3 4
INPUT HF
INPUT LF
INPUT-
INPUT LF
INPUT HF
C2
4UF/100V
L4
1.0mH
L3
0.5mH
C1
4UF/100V
R2
10W/3Ω
R1
10W/1Ω
L2
0.2mH
C4
10UF/100V
GND
C3 10UF/100V
L1
0.2mH
NEAR
FAR HF
HF
OUTPUT+
LF
OUTPUT+
LF
OUTPUT+
OUTPUT+
D
C
B
A
1 2 3 4 5 6
Title
Number RevisionSize
B
Date: 29-Jul-2004 Sheet of File: D:\M \ I.Ddb系列被動式技術手冊唐綠平 Drawn By:
Monitor Speaker
M4A
A
25
D
C
B
A
100/50V
LF
SPEAKER
C33
100/50V
HF
SPEAKER
AC 110V
C27
C34
104P
31.5V
C28
104P
C35
100/50V
C37
47/25V
FUSE
C29
100/50V
C31
47/25V
U4
LM3886
V+1NC2OUTPUT
3V-4V+5NC6
C30
104P
C32
104P
U5 LM3886
V+1NC2OUTPUT
3V-4V+5NC6
C36
104P
C38 104P
SW1
POWER
GND7MUTE8Vin-9Vin+10NC
R28 665
3.48K
R29
GND7MUTE8Vin-9Vin+10NC
R31 665
R32 3.48K
-2.5V
11
61.9K
61.9K
11
-2.5V
C40 104P
R30
-30V
R33
T1
C39 104P
D1
1N4737
D2
1N4148
3.48K
Q1 5551
R2
AC25V
0V
AC25V
MUTE
-30V
330/16V
7.5V
-22.5V
R1
3.48K
R3
3.48K
C2 100/50V
-30V
.1uF/275V
C1
R26
4.75K
C6
R27 2.2K
U3B
7
TL072CP
C21 33P
R24 4.75K
U3A
1
TL072CP
BR1
KBU1004G
C24 33P
R22 10.5K
C22 1/50V
R23 10.5K
48
-31.5V
_
+
_ +
D4
1N4004
D3
1N4004
R4 100
C3
47/50V
6 5
2
3
C26
104P
-31V
R21 4.75K
R18
1K
C23
1/50V
R20 5.36K
R25
60.4
C25
104P
R8
5W 680
R9
5W 680
C4
12000/50V
C5
12000/50V
R10
5W 680
R11
5W 680
TL072CP
TL072CP
1
7
26
1 2 3 4
1000/35V
C10
1000/35V
C19 33P
R17 8.45K
U2A
C20 33P
R19 7.32K
U2B
D9 1N4004
U6 7815CT
Vin
Vout
GND
C7
D10 1N4004
U7 MC7915C
Vin
Vout
GND
48
2
_ +
3
6
_
5
+
C8
470/25V
C9
470/25V
R16
1K
15V
R7
2.2K
+
CN1
1 2
-
TO LED
-15V
C11 33P
2
_ +
3
C16 104P
+
5
6
_
C15 104P
C12 33P
C13
2.2/50V
R13 150
C14 10/16V
R15 560
Title
U1A
1
TL072CP
VR1
B10K
U1B
7
TL072CP
1K
4.75K
C
48
R12
R14
33P
Studio Monitor Speaker
Number RevisionSize
A4
Date: 19-Jul-2004 Sheet of File: D:\M \M PCB \M4A .DDB系列被動式技術手冊 系列 修改測試資料和線路圖 線路圖Drawn By:
M4A
4321
RN1 10K
1234567
C17
47P
8
OUT/LINE
X1 X2
X3
INPUT
X2X1
X3
5 6 7 4
C18
47P
D
C
B
A
654321
D
INPUT LF
INPUT HF
SW1A
5678
1211109
C
B
FARNEAR
Tweeter SP2 SP3
1 2 3 4
INPUT HF
INPUT LF
INPUT-
INPUT LF
INPUT HF
C1
6UF/100V
L3
1.0mH
L4
0.8mH
C2
5UF/100V
L1
0.2mH
L2
0.2mH
R1 10W/1.5Ω
R2 10W/1.5Ω
R3 10W/30Ω
C3
14UF/100V
GND
C4 10UF/100V
R4 10W/30Ω
NEAR
FAR HF
HF
OUTPUT+
LF
OUTPUT+
LF
OUTPUT+
OUTPUT+
D
C
B
A
1 2 3 4 5 6
Title
Number RevisionSize
B
Date: 29-Jul-2004 Sheet of File: D:\M \ I.Ddb系列被動式技術手冊唐綠平 Drawn By:
Monitor Speaker
M5A
A
27
654321
35.6V
D4
D3
-35V
C3
C27
104P
C25
1/50V
R20 5.36K
R25
60.4
C26
104P
R21 4.75K
5W 680
5W 680
C4
12000/50V
12000/50V
R10
5W 680
R11
5W 680
AC28.5V
T1
AC28.5V
MUTE
-33.5V
Q1 5551
-33.5V
D1
7.5V
1N4737
-26V
D2
1N4148R13.24K
R2
R3
3.24K
3.24K
C2 100/50V
.1uF/275V
0V
C6
-33.5V
330/25V
C1
4.75K
7
TL072CP
1
TL072CP
R26
-2.6V
-2.6V
-2.6V
SW1
POWER
11
R27 2.49K
R30 61.9K
C40
104P
11
R34 2.49K
R35 61.9K
C48
104P
11
R18 2.49K
R33 61.9K
C41 104P
D
FUSE
AC 110V
U4
LM3886
V+1NC2OUTPUT3V-4V+5NC6GND7MUTE8Vin-9Vin+10NC
C28
C29
104P
C34
100/50V
100/50V
C42
100/50V
R38
2W / 0.33
C43
104P
R39
2W / 0.33
C35
104P
C
LF
SPEAKER
B
HF
A
SPEAKER
1 2 3 4 5 6
C36
100/50V
C38
47/25V
C31
C30
104P
100/50V
C32
C33
104P
47/25V
U8 LM3886
V+1NC2OUTPUT3V-4V+5NC6GND7MUTE8Vin-9Vin+10NC
C45
C44
104P
100/50V
C47
C46
104P
47/25V
U5 LM3886
V+1NC2OUTPUT3V-4V+5NC6GND7MUTE8Vin-9Vin+10NC
C37
104P
C39 104P
R28 665
R29
R36 665
R37 3.48K
R31 665
R32 3.48K
3.48K
KBU1004G
C24 33P
U3B
C23 1/50V
R23 10.5K
C22 33P
R24 4.75K
U3A
BR1
R22 10.5K
48
-35.6V
_
+
_ +
1N4004
1N4004
R4 100
47/50V
6 5
2 3
R8
R9
C5
U2A
1
TL072CP
U2B
7
TL072CP
C7
1000/35V
C10
1000/35V
C20 33P
R17 10K
C21 33P
R19 9.32K
D9 1N4004
U6 7815CT
Vin
Vout
GND
D10 1N4004
U7 MC7915C
Vin
Vout
GND
48
2
_ +
3
6
_
5
+
470/25V
470/25V
R16
1K
15V
-15V
R7
2.2K
+
CN1
1 2
-
TO LED
C13
2.2/50V
R13 150
C14 10/16V
R15 560
RN1 10K
1234567
C11 33P
U1A
1
TL072CP
R12
VR1
1K
B10K
U1B
7
TL072CP
R14 4.75K
C15 33P
Title
B
Date: 29-Jul-2004 Sheet of File: D:\M \M PCB \M5A .DDB系列被動式技術手冊 系列 修改測試資料和線路圖 線路圖Drawn By:
C16 104P
48
2
_ +
3
C12
33P
C17 104P
+
5
6
_
Studio Monitor Speaker
Number RevisionSize
C18
47P
M5A
8
OUT/LINE
X1 X2
X3
INPUT
X3
5 6 7 4
C19
47P
X2X1
C8
C9
D
C
B
A
28
M3A/M4A layout
6. PCB Layout
29
M5A layout
30
7. Exploded Views & Mechanical Parts List
Model: M3 Figure: M3-00 Date: 20030702
32
Model: M3 Parts list Figure: M3-00
SL.No. Part No. Description Specification Qty Material Remark
1 MG00383 screw M3*20 2 MJ01190 Fixed board
3 HG00097 speaker
2.5t*φ72*φ94.5 3"6.5 Ω 8-15WPE-
303LPV
4 NI01930 marking ALTO M3 5 NI02684 Speaker cabinet M3 6 NI02621 Fixed bracket
7 HG00100 speaker
φ46.2*6 YS-25 DCR4.2 Ω 20-
40W
8 MG00262 screw M4*8 9 HC00507 Terminal block E205B 2P PUSH
10 ME00015 Color nut 3m/m
11 MI01768 Isolation hood 32*30*6 12 MG00162 Nickel screw M3*8 13 HI00216 Slide switch 2 stage 4PTR S41WIRI 1
8 2
2 1
1 1
1 3
1 6 1 4
14 MG00394
Hollow copper support
hexagon(opposite side)5*5
15 MA04216 panel M3 ALTO 1 16 ME00040
Nickel-plated iron support
hexagon(opposite side)5*5M3*10.1
17 MG00393 screw M3*20 4 18 MG00042 screw M3*10 4 19 MG00364 screw M3*12 2 20 HB00978 PCB-FR4-2 M3/M4
2
4
1
32
32
Model: M4 Figure: M4-00 Date: 20030702
Model: M4 Parts list Figure: M4-00
SL.No. Part No. Description Specification Qty Material Remark
1 MG00382 screw M4*20 2 MJ01190 Fixed board
3 HG00098 speaker
2.5t*φ96*φ122 3"6.5 Ω 8-15WPE-
303LPV
4 NI01949 marking ALTO M4 5 NI02686 Speaker cabinet M4 6 NI02621 Fixed bracket
7 HG00100 speaker
φ46.2*6 YS-25 DCR4.2 Ω 20-
40W
8 MG00262 screw M4*8 9 HC00507 Terminal block E205B 2P PUSH
10 ME00015 Color nut 3m/m
11 MI01768 Isolation hood 32*30*6 12 MG00162 Nickel screw M3*8 13 HI00216 Slide switch 2 stage 4PTR S41WIRI 1
8 2
2 1
1 1
1 3
1 6 1 4
14 MG00394
Hollow copper support
hexagon(opposite side)5*5
15 MA04219 panel M4 ALTO 1 16 ME00040
Nickel-plated iron support
hexagon(opposite side)5*5M3*10.1
17 MG00393 screw M4*20 8 18 MG00364 screw M3*12 2 19 MG00042 screw M3*10 4 20 HB00978 PCB-FR4-2 M3/M4
2
4
1
34
35
Model: M5 Figure: M5-00 Date: 20030728
Model: M5 Parts list Figure: M5-00
SL.No. Part No. Description Specification Qty Material Remark
1 MG00382 screw M4*20 2 HG00099 speaker
3"6.5 Ω 8-15WPE­303LPV
3 NI01950 marking ALTO M5 4 NI02688 Speaker cabinet M5 5 NI02621 Fixed bracket
6 HG00100 speaker
φ46.2*6 YS-25 DCR4.2 Ω 20-
40W
7 MG00262 screw M4*8 8 HC00507 Terminal block E205B 2P PUSH 9 ME00015 Color nut 3m/m
10 MI01768 Isolation hood 32*30*6
11 HI00216 Slide switch 2 stage 4PTR S41WIRI 12 MG00394
Hollow copper support
hexagon(opposite side)5*5
13 MG00162 Nickel screw M3*8 4
8 2 1
1 1
1 3
1 6 1 1
2
14 HB00978 PCB FR4-2 M3/M4 1 15 MA04219 panel M4 ALTO 1
16 ME00040
Nickel-plated iron support
hexagon(opposite side)5*5M3*10.1
17 MG00393 screw M4*20 11 18 MG00364 screw M3*12 2 19 MG00042 screw M3*10 4
4
36
37
Model: M3A Figure: M3A-00 Date: 20030410
Model: M3A Parts list Figure: M3A-00
SL.No. Part No. Description Specification Qty Material Remark
MG00383
1
MJ01190
2
HG00097
3
NI01930 Marking ALTO M3 1
4
NI02626 Speaker cabinet M3 1
5
NI02621 Fixed bracket
6
HG00100 Speaker
7
MG00262 Screw M4*8 3
8
ME00017 Color nut 5MM 1
9
TD00160 Transformer PT-M3 1
10
MI01789 Fixed bracket M3A 1
11
MG00112 Color screw M4*52 1
12
screw M3*20 Fixed board Speaker
2.5t*φ72*φ94.5 4"68Ω 25-50W
φ46.2*6
YS-25 DCR4.2Ω 20-40W
13 Color nut 3MM 2 14
HC00113
Mixed balanced MIC socket
97M-1007P-H
8 2 2
1 1
1
HC00111 Balanced MIC socket
15
ME00015 Color nut
16
99M-108SP1 3MM 6
17
HK01625 K-PCB P-M3A-POW
18
RC00050 Potentiometer B10K
19
MI01768 Isolation hood
20
HI00216 Button switch 2 stage 4P TR-S41WIRI 1
21
MG00394 Copper support Hexagon 50.*5 2
22
HK01626 K-PCB P-M3A-XOVER
23 24 MG00163 25
ME00016 Color nut 4MM 1
26
HC00008 AC socket
27
Nickel screw M3*8 4 Transistor 2
M series
3515 A TYPE(RF-2004­C-4.8)
1 1
1
1
MF00048 Washer 0.5T 1
28
38
ME00096 Iron support Hexagon 6.35*M3*37.5 4
29
MA04071 Panel M3A 1
30
MG00387 Screw M3*20 4
31
MG00042 Screw M3*10 2
32
MG00389 Screw M4*16 1
33
MG00364 Screw M3*12 6
34
MG00295 Screw M4*6 4
35
MG00327 Screw M3*10 2
36
HI00021 Power switch 4P 6A R13-33A 1
37
39
40
Model: M4A Figure: M4A-00 Date: 20030728
Model: M4A Parts list Figure: M4A-00
SL.No. Part No. Description Specification Qty Material Remark
MG00382
1
MJ01190
2
HG00098
3
NI01930 Marking ALTO M3A 1
4
NI02626 Speaker cabinet M4A 1
5
NI02621 Fixed bracket
6
HG00100 Speaker
7
MG00262 Screw M4*8 3
8
ME00017 Color nut 5MM 1
9
TD00159 Transformer PT-M4 1
10
MI01701 Fixed bracket PAM5; M4A 1
11
MG00112 Color screw M4*52 1
12
screw M4*20 Fixed board Speaker
2.5t*φ72*φ94.5 4"68Ω 25-50W
φ46.2*6
YS-25 DCR4.2Ω 20-40W
13 Color nut 3MM 2 14
HC00113
Mixed balanced MIC socket
97M-1007P-H
8 2 2
1 1
1
HC00111 Balanced MIC socket
15
ME00015 Color nut
16
99M-108SP1 3MM 6
17
HK01627 K-PCB P-M4A-POW
18
RC00050 Potentiometer B10K
19
MI01768 Isolation hood
20
HI00216 Button switch 2 stage 4P TR-S41WIRI 1
21
MG00394 Copper support Hexagon 50.*5 2
22
HK01628 K-PCB P-M4A-XOVER
23 24 MG00163 25
ME00016 Color nut 4MM 1
26
HC00008 AC socket
27
Nickel screw M3*8 4 Transistor 2
M series
3515 A TYPE(RF-2004­C-4.8)
1 1
1
1
MF00048 Washer 0.5T 1
28
41
ME00096 Iron support Hexagon 6.35*M3*37.5 4
29
MA04074 Panel M4A 1
30
MG00393 Screw M4*20 4
31
MG00042 Screw M3*10 2
32
MG00389 Screw M4*16 1
33
MG00364 Screw M3*12 6
34
MG00295 Screw M4*6 4
35
MG00327 Screw M3*10 2
36
HI00021 Power switch 4P 6A R13-33A 1
37
42
Model: M5A Figure: M5A-00
44
Date: 20030729
Model: M5A Parts list Figure: M5A-00
SL.No. Part No. Description Specification Qty Material Remark
1 MG00382 Screw M4*20 2 HG00099 Speaker
3"6.5 Ω 8-15WPE­303LPV
3 NI01950 Marking ALTO M5 4 NI02622 Speaker cabinet M5 5 NI02621 Fixed bracket
6 HG00100 Speaker
φ46.2*6 YS-25 DCR4.2 Ω 20-
40W
7 MG00262 Screw M4*8 8 MG00163 Nickel screw M3*8 9 ME00016 Color nut 4MM
10 MF00048 Washer
φ4*φ*7*1t
11 HB00977 PCB-FR4 M5A_VER030402 12 HC00008 AC socket
13 HC00113
Mixed balanced MIC socket
3515 A TYPE(RF­2004-C-4.8)
97M-10007P-H 1
8 2 1
1 1
1 3
1 1 1 1
2
14 HC00111 Balanced MIC socket 97M-108SP1 15 HK02141 K-PCB P-M5A-POW 6
16 MF00037 Washer
φ3*φ*5*1t 17 ME00015 Color nut 3MM 1 18 ME00014 Color nut M6*1.0PH 1 19 MF00053 Zinc washer 20 NI00441 Rubber coil
φ6.3*φ16*1T
φ20*φ*90*2tB 21 TD00158 Transformer PT-M5 22 MH00772 Iron piece
φ8*φ*80*1.2 23 MG00393 Screw M4*20 24 MG00380 Screw M6*56*1.0PH 25 MG00364 Screw M3*12 26 MG00389 Screw M4*16
1 1 2
4 2 1 1
44
27 HI00021 Power switch 4P 6A R13-33A
1
28 MA04068 Panel M5A ALTO 220-240V 29 ME00040 Iron support
Hexagon 6.35(opposite
side)*M3*10.1 30 MI01768 Isolation hood M series
31 HI00216 Button switch
32 MG00394 Copper support
2 stage 4P TR-
S41WIRI
hexagon(opposite
side)5*5 33 MG00042 Screw M3*10
34 MG00327 Iron plate M3*10
4 1 4 2
1 6
4
45
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