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Alto DJM-4 [14/16] System block diagram
![Alto DJM-4 [14/16] System block diagram](/views2/2008638/page14/bge.png)
12
5. SYSTEM BLOCK DIAGRAM
1
2
3
4
5
6
7
8
A
B
C
D
8
7
6
5
4
3
2
1
D
C
B
A
CHANNEL
2(INPUT)
PHONO
LINE
R
L
1
2
3
A
4
5
6
P
B
7
8
9
P
C
10
11
12
P
D
1
2
3
A
PHONO
LINE
4
5
6
P
B
PHONO
LINE
GAIN
GAIN
3-BAND
EQ
LO MID
HI
3-BAND
EQ
LO MID
HI
CHANNEL
3(INPUT)
PHONO
LINE
R
L
1
2
3
A
4
5
6
P
B
7
8
9
P
C
10
11
12
P
D
1
2
3
A
PHONO
LINE
4
5
6
P
B
PHONO
LINE
GAIN
GAIN
3-BAND
EQ
LO MID
HI
3-BAND
EQ
LO MID
HI
3c
5e
1a
4d
2b
MIC INPUT
VoltageControlledAmplifier
RETURN
TO MAIN
(EFFECTS)
TAPE
(MAIN
OUT)
AMP
(MAIN
OUT)
SENDFROM
PFL
(EFFECTS)
R
L
R
L
R
L
R
L
GAIN
GAIN
PFLMIX
3c
5e
1a
4d
2b
PHONES
OUT
PFLLEVEL
PFLMODE
BPM
SN8P1707Q
LEVEL
METER
TEMPO
DIFFERENCE
TIME OFFSET
PHONE
/LINE
PHONE
/LINE
CHANNEL
1(INPUT)
PHONO
LINE
R
L
1
2
3
A
4
5
6
P
B
7
8
9
P
C
10
11
12
P
D
1
2
3
A
PHONO
LINE
4
5
6
P
B
PHONO
LINE
GAIN
GAIN
3-BAND
EQ
LO MID
HI
3-BAND
EQ
LO MID
HI
1
2
3
A
PHONO
LINE
4
5
6
P
B
PHONO
LINE
BOOTH
(MAIN
OUT)
R
L
GAIN
GAIN
(PFL)
(MAIN)
Содержание
- User s manual 1
- A registered electrician 3
- Always use proper ready made insulated mains 3
- And when unused for long periods of time to reduce 3
- Before turning the product on make sure that it is 3
- Cabling power cord failure to do so could result 3
- Caution 3
- Connected to ground this is to prevent the risk of 3
- Cord is removed 3
- Could result in fire 3
- Covers should be removed by qualified service 3
- Describes precautions that should be observed to 3
- Do not block areas of ventilation failure to do so 3
- Do not remove any covers 3
- Do not use this product when in close proximity to 3
- Electric shock 3
- External connection 3
- Ground terminal 3
- Important safety instructions 3
- In shock death or fire if in doubt seek advice from 3
- Instructions 3
- Keep product away from naked flames 3
- Manual do not short circuit the fuse holder before 3
- May present to reduce the risk of electric shock do 3
- Never cut internal or external ground wires likewise 3
- Never remove ground wiring from the protective 3
- No user serviceable parts inside 3
- Not remove any covers unless the ac mains power 3
- Off and disconnected from the ac outlet 3
- Personnel only 3
- Placed in municipal waste and should be 3
- Possibly the user 3
- Power supply 3
- Prevent damage to the product 3
- Prevent the possibility of death or injury to the user 3
- Protect the power cord and plug from any physical 3
- Replacing the fuse make sure that the product is 3
- Safety related symbols 3
- Separate collection 3
- The recommended fuse type as indicated in this 3
- The risk of electric shock or fire 3
- To avoid the risk of electric shock and damage do 3
- To do so could result in damage to the product and 3
- Warning 3
- Beat counter possible especially to our designers and lto staff it is their passion for music and professional 4
- By purchasing our lto products you become the most important member of our lto audio team we would 4
- Dear customer 4
- Microphone input intelligent dual auto beats per minute counter with time and beat sync display treble middle and 4
- Preface 4
- Thank you for choosing the which is the lto djm 4 3 channel vca controlled dj mixer with beat counter 4
- We have in fact been designing professional audio products for a number of years in cooperation with many of the 4
- We would like to thank all the people who made the lto channel vca controlled dj mixer with djm 4 3 4
- With three input channels each channel is equipped with a variety of key features including 3 phone line inputs 1 4
- Control elements 5
- Feature list 5
- Introduction 5
- Table of contents 5
- Djm 4 is vca controlled and it is very easy to operate please go through this manual carefully and you will get the 6
- Feature list 6
- Introduction 6
- Control elements 7
- The top cover 7
- 30db 15db 8
- Adjust the overall level of the input channels 8
- And do not turn it too much counterclockwise or you will 8
- Audio signal 8
- Bine the sharp and soft configuration 8
- Channel 1 8
- Channel 3 8
- Channel to pfl section via pressing it 8
- Control too much clockwise or you will overload the channel 8
- Each input channel is provided with 3 bands equaliser 8
- Even if you move the fader quickly 8
- For optimum performance and operation the 3 faders are 8
- Gain range of each from 30db to 15db 8
- Generate background hiss 8
- If you move the fader slowly 8
- If you set the curve switch in mid position you will com 8
- If you set the curve switch in soft position the level will 8
- If you set the curve switch on sharp position the level 8
- Line signal to the phono input connector 8
- Middle 8
- Min max 8
- Nated curve 8
- On line position the input channel will accept a high level 8
- Phono line line 8
- Phono line mic phono line mic 8
- Phono line to line switch 8
- Phono position with this switch the one on the rear panel 8
- Signals such as cd players dat md etc you should use 8
- Sure that the phono line switch on the rear panel is on 8
- Switch this switch is used to select microphone input and 8
- The channel section 8
- The curve control 8
- The equaliser control 8
- The gain control 8
- The mic to phono line switch 8
- The pfl button 8
- The phono line position to connect the turntables making 8
- The program fader 8
- There is a program fader available on each input channel 8
- This button is used to route the input signal of corresponding 8
- This switch is available on input channel 2 and channel 3 8
- Treble 8
- Treble 4 middle 5 and bass 6 and you can adjust the 8
- Use the phono line switch on the rear panel to input the 8
- Vca voltage control amplifier controlled these faders 8
- Via this knob you will adjust the input level do not turn this 8
- Will be changed quite quickly by the program fader even 8
- Amp output on rear panel 9
- Booth output on rear panel 9
- Button 14 9
- Can also run fast a b comparison with surround without 9
- Chance of pre listen the audio signal before the signal reach 9
- Fade between pfl and main output 9
- Level control 9
- Level meter 9
- Main output when the switch is in split position the pfl 9
- Mix control has no influence on the pfl signal 9
- Mixer for better intelligibility of your voice you can determine 9
- Mode switch 9
- Of the reproduced music will be automatically reduced by the 9
- Output on rear panel 9
- Position the pfl mix control will fade between pfl signal and 9
- The bal a control 9
- The bal a control is used to adjust the stereo balance of the 9
- The level meter section 9
- The main out section 9
- The main output 9
- The out a control 9
- The out a control is used to adjust the main level of the amp 9
- The out b control 9
- The out b control is used to adjust the main level of the 9
- The pfl mix control 9
- The pfl section 9
- The surround control 9
- The surround control allow you to get a better transparency 9
- The surround on switch 9
- The talk control 9
- This 10 segments led s meter will monitor the output level 9
- This knob will adjust the level of the headphone signal 9
- Via this control you can turn off the talk function via this 9
- When set the switch mode 19 in stereo position you can 9
- When you connect a headphone to your djm 4 you have the 9
- When you speak through a connected microphone the volume 9
- Yourself how much the volume of the music will be reduced 9
- This 7 segments led meter will indicate the difference in between the ch 2 and ch 3 or programs if tempo 10
- In tap position the function is triggered instantly and the switch will return to the center position as soon as 11
- The front panel 11
- The kill function is used to attenuate the three frequency bands bass middle and treble there are 11
- This input will accept any unbalanced low impedance microphone the functions of the microphone will be 11
- 38 40 39 41 12
- Etc then from the same effect unit you bring the signal back into the djm 4 via the return 38 sockets 12
- Important notice if you wish to connect line level devices into the line phono input make sure that the 12
- In your country and make sure the voltage is identical to the values marking on the product replace the fuse 12
- Phono input 39 the three channels feature phono inputs including riia preamplifier for turntable pin 12
- The amp booth and tape outputs are rca type connectors yes the same largely used in hi fi and are low 12
- The rear panel 12
- Through the tape output 36 you can connect your djm 4 to a tape recorder the tape level is fixed so you 12
- Use it to connect your djm 4 to the main ac with the supplied ac cord please check the voltage available 12
- With the same type by the qualified personnel only 12
- You can send the pfl signal through the send 37 sockets to a signal processor such as reverb equaliser 12
- Db 1khz 13
- Db 50hz 13
- Technical specifications 13
- Phono line 14
- System block diagram 14
- Voltagecontrolledamplifier 14
- Of 1 year from the purchase date if you have completed the warranty registration card in time 15
- Please fill out all the information carefully and genuinely miswriting or absence of this card will void your warranty 15
- Retail dealer and it can not be transferred 15
- The warranty service is only available to the original consumer who purchased this product directly from the 15
- Warrants that this product will be free from any defects in materials and or workmanship for a period 15
- Warranty 15
- All rights reserved to alto all features and content might be changed without prior notice any photocopy translation or reproduction of part of this manual without written permission is forbidden copyright 2005 seikaku group 16
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