User Manual - Alto Professional
Contents
1. 3 4 The Power Supply Box Apparaten skall anslutas till jordat uttag nar den ansluts FUSE T2AL till ett natverk CAUTION RISK OF ELECTRIC SHOCK DO NOT OPEN AC INPUT 210 240V 50Hz POWER CONSUMPTION 400W CAUTION REPLACE WITH THE SAME TYPE FUSE AND RATING Apparaten skall anslutas till DISCONNECT SUPPLY CORD BEFORE CHANGING FUSE jordat uttag nar den ansluts till ett natverk DC OUTPUT SERIAL 3 4 1 POWER CORD You can connect the plug of POWER CORD to the mains Please check the voltage accepted by the unit and the voltage available from your AC sockets before connecting the unit to the mains 3 4 2 POWER SWITCH This switch turns the Mixer ON and OFF When you turn on the Mixer the power indicator will light on 3 4 3 AC FUSE HOLDER The fuse is used to protect the AC supplies circuits of this unit If the fuse blows please change the fuse with same specification If the fuse continues to blow after replacing please discontinue using this unit and ask repair to the qualified technician Warning Don t use wire or copper wire instead of fuse 3 4 4 DC OUTPUT You can connect the cable of DC OUTPUT to POWER IN on rear panel 3 4 5 FAN The fan can accelerate the flow of air to lower the temperature inside power supply box The inside tem perature determines the fan speed which controls the inside air flowing speed 10 4 TECHNICAL SPECIFICATIONS INPUTS Phono Inputs 1 2 and 3 40dB gain 1kHz unbalanced Li2. electric shock or fire External Connection Always use proper ready made insulated mains cabling power cord Failure to do so could result in shock death or fire If in doubt seek advice from a registered electrician Do Not Remove Any Covers Within the product are areas where high voltages may present To reduce the risk of electric shock do not remove any covers unless the AC mains power cord is removed Covers should be removed by qualified service personnel only No user serviceable parts inside e Fuse To prevent fire and damage to the product use only the recommended fuse type as indicated in this manual Do not short circuit the fuse holder Before replacing the fuse make sure that the product is OFF and disconnected from the AC outlet Protective Ground Before turning the product ON make sure that it is connected to Ground This is to prevent the risk of electric shock Never cut internal or external Ground wires Likewise never remove Ground wiring from the Protective Ground Terminal Operating Conditions Always install in accordance with the manufacturer s instructions To avoid the risk of electric shock and damage do not subject this product to any liquid rain or moisture Do not use this product when in close proximity to water Do not install this product near any direct heat source Do not block areas of ventilation Failure to do so could result in fire Keep product away from naked
3. signal reaches the main output PFL LEVEL Control P This knob will adjust the level of the headphone signal UPFLMIX stereo seor PFL MODE PFL MIX Control When set the switch mode in STEREO position you can fade between PFL and MAIN output MODE Switch This is a 2 position switch When the switch is in STEREO position the PFL MIX control will fade between PFL signal and MAIN output When the switch is in SPLIT position the PFL ss MIX control has no influence on the PFL signal e 4 2 0 3 1 4 The LEVEL METER Section LEVEL METER Display This 10 segments LEDs Meter will indicate the output level 0000009000 000000000 3 1 5 The CROSSFADER Section FADER Control Through this crossfader you can fade in between channel 2 and channel 3 The crossfader on your MX 30P is user re placeable 3 2 The Front Panel REVERSE HOLD SMOOTH CROSSFADER CURVE REVERSE TAP 3 2 1 MIC IN Jack This jack will accept any unbalanced low impedance microphone The functions of the microphone will be controlled by the CHANNEL section on the top panel 3 2 2 PHONE OUT Jack This jack will accept a standard headphone with a 1 4 stereo plug 3 2 3 REVERSE Switch This switch will invert the direction of the crossfader so that an immediate inversion of the two channels will be achieved This switch has two functions TAP and HOLD In TAP function the both channels will be reversed instantly and will retur
4. statutory rights that may vary from state to state SEIKAKU TECHNICAL GROUP LIMITED No 1 Lane 17 Sec 2 Han Shi West Road Taichung 40151 Taiwan http www altoproaudio com Tel 886 4 22313737 email alto altoproaudio com Fax 886 4 22346757 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 NF02050 1 1
5. 3NOHd WV ONOHd V ONOHd r 3 11 LNdNIJE THNNVHO 3NIT 3NOHd 104 oA 3 VONOHd V ONOHd 3NI1 ONOHd LndNI Z THNNVHO A 3 V ONOHd d ann V ONOHd 8 A m d 2 VONOHd V psp O O OQ 1 3NI1 ONOHd LNdNI L THNNVHO 6675 6 WARRANTY 1 WARRANTY REGISTRATION CARD To obtain Warranty Service the buyer should first fill out and return the enclosed Warranty Registration Card within 10 days of the Purchase Date All the information presented in this Warranty Registration Card gives the manufacturer a better understanding of the sales status so as to purport a more effective and efficient after sales warranty service Please fill out all the information carefully and genuinely miswriting or absence of this card will void your warranty service 2 RETURN NOTICE 2 1 In case of return for any warranty service please make sure that the product is well packed in its original shipping carton and it can protect your unit from any other extra damage 2 2 Please provide a copy of your sales receipt or other proof of purchase with the returned machine and give detail information about your return address and contact telephone number 2 3 A brief description of the defect will be appreciated 2 4 Please prepay all the costs involved in the return shipping handling and insurance 3 TERMS AND CONDITIONS 3 1 AL
6. AMP BOOTH and TAPE outputs are RCA type connectors Yes the same largely used in hi fi and are low impedance Through the AMP output 26 you can connect your MX 30P to an amplifier and the level will be controlled by OUT A on top panel Through the BOOTH output 27 you can connect your MX 30P to an additional amplifier and or loudspeaker system and the level will be controlled by OUT B on top panel Through the TAPE output 28 you can connect your MX 30P to a tape recorder The tape level is fixed so you should adjust the input level of the recorder 3 3 5 EFFECTS Send and Return You can send the PFL signal through the SEND 29 sockets to a signal processor such as reverb equaliser etc Then from the same effect unit you bring the signal back into the MX 30P via the RETURN 30 sockets and the audio signal is routed into the MAIN output 3 3 6 INPUT PHONO 31 The three Channels feature PHONO inputs including preamplifier for the turntable PIN RCA connectors shall be used to connect the turntable LINE input 32 Through these RCA connectors you can connect a CD player an MD player or any other high level device such as Tape Recorder DAT etc Important Notice If you wish to connect LINE level devices into the LINE PHONO input make sure that the LINE PHONO switch 33 is on LINE position otherwise the sensitive RIAA preamplifier built in in the Phono input will be overloaded and will generate distortion
7. TO warrants that this product will be free from any defects in materials and or workmanship for a period of 1 year from the purchase date if you have completed the Warranty Registration Card in time 3 2 The warranty service is only available to the original consumer who purchased this product directly from the retail dealer and it can not be transferred 3 3 During the warranty service ALTO may repair or replace this product at its own option at no charge to you for parts or for labor in accordance with the right side of this limited warranty 3 4 This warranty does not apply to the damages to this product that occurred as the following conditions e Instead of operating in accordance with the user s manual thoroughly any abuse or misuse of this product e Normal tear and wear e The product has been altered or modified in any way e Damage which may have been caused either directly or indirectly by another product force etc e Abnormal service or repairing by anyone other than the qualified personnel or technician And in such cases all the expenses will be charged to the buyer 3 5 In no event shall ALTO be liable for any incidental or consequential damages Some states do not allow the exclu sion or limitation of incidental or consequential damages so the above exclusion or limitation may not apply to you 3 6 This warranty gives you the specific rights and these rights are compatible with the state laws you may also have other
8. User s Manual MX 30P 3 CHANNEL POWERED MIXER ron 3 CHANNEL POWERED MAA OMe Pera T RIS ALTI Li y VEMM www altoproaudio com Version 1 1 Septemper 2005 English SAFETY RELATED SYMBOLS CAUTION RISK OF ELECTRIC SHOCK DONOTOPEN This symbol wherever used alerts you to the pre sence of un insulated and dangerous voltages with in the product enclosure These are voltages that may be sufficient to constitute the risk of electric shock or death This symbol wherever used alerts you to impo rtant operating and maintenance instructions Please read AC mains Alternating Current Protective Ground Terminal Hazardous Live Terminal ON Denotes the product is turned on OFF Denotes the product is turned off WARNING Describes precautions that should be observed to prevent the possibility of death or injury to the user CAUTION Describes precautions that should be observed to prevent damage to the product Disposing of this product should not be placed in municipal waste and should be mmm Separate collection WARNING e Power Supply Ensure that the mains source voltage AC outlet matches the voltage rating of the product Failure to do so could result in damage to the product and possibly the user Unplug the product before electrical storms occur and when unused for long periods of time to reduce the risk of
9. cians With our design centres in Italy the Netherlands and the United Kingdom we provide you with world class designs while our software development teams continue to develop an impressive range of audio specific algorithms By purchasing our ALTO products you become the most important member of our ALTO AUDIO TEAM We would like to share with you our passion for what we design and invite you to make suggestions which will aid us in develop ing future products for you We guarantee you our commitment for quality continual research and development and of course the best prices The ALTO MX 30P is an extremely flexible 3 Channel POWERED Mixer configured with three input channels which is equip ped with a variety of key features including 3 phone line inputs 1microphone input treble middle and bass EQ on each channel crossfader curve etc We would like to thank all the people who made the ALTO MX 30P 3 Channel POWERED Mixer possible especially to our designers and ALTO staff It is their passion for music and professional audio that has made it possible for us to offer you our most important team member our continued support Thank you very much ALTO AUDIO TEAM TABLE OF CONTENTS J INIPODIUC 4 4 S CONIROCELEMENT S Uns pseumI UD MI NE PUR ESL 5 3 1 The Top Pane
10. flames IMPORTANT SAFETY INSTRUCTIONS Read these instructions Follow all instructions Keep these instructions Do not discard Heed all warnings Only use attachments accessories specified by the manufacturer Power Cord and Plug Do not tamper with the power cord or plug These are designed for your safety Do not remove Ground connections If the plug does not fit your AC outlet seek advice from a qualified electrician Protect the power cord and plug from any physical stress to avoid risk of electric shock Do not place heavy objects on the power cord This could cause electric shock or fire Cleaning When required either blow off dust from the product or use a dry cloth Do not use any solvents such as Benzol or Alcohol For safety keep product clean and free from dust Servicing Refer all servicing to qualified service personnel only Do not perform any servicing other than those instruc tions contained within the User s Manual PREFACE Dear Customer Thank you for choosing the ALTO MX 30P 3 Channel POWERED Mixer which is the result of our ALTO AUDIO TEAM s endeavours For the ALTO AUDIO TEAM music and audio are more than a job it is a passion and an obsession We have been designing professional audio products for a long time in cooperation with some of the major brands in the world in the audio field The ALTO line represents unparalleled analogue and digital products made by musicians for musi
11. l 3 1 1 The CHANNEL Section 3 1 2 The MAIN OUT Section 3 1 3 The PFL Section 3 1 4 The LEVEL METER Section 3 1 5 The CROSSFADER Section 3 2 The Front Panel 3 2 1 MIC IN Jack 3 2 2 PHONE OUT Jack 3 2 3 REVERSE Switch 3 2 4 CROSSFADER CURVE Control 3 3 The Rear Panel 3 3 1 POWER IN 3 3 2 SPEAKER OUT 3 3 3 GND Screw 3 3 4 MAIN OUT 3 3 5 EFFECTS Send and Return 3 3 6 INPUT 3 4 The Power Supply Box 3 4 1 POWER CORD 3 4 2 POWER SWITCH 3 4 3 AC FUSE HOLDER 3 4 4 DC OUTPUT 3 4 5 FAN 4 TECHNICAE SPECIFPIGATIONS EER SENATE DUCUM 11 9 SYSTEM BLOCK DIAGRAM uisum u 12 0 WARRANTY testi ec x 13 1 INTRODUCTION What a great powered mixer you have just bought Your MX 30P is packed with features such as 3 phono inputs 3 line inputs 1 microphone input 3 bands equalizer and gain control for per channel etc Though your MX 30P is very easy to operate please go through this manual carefully and you will get the best out of your MX 30P 2 FEATURE LIST e 8 Inputs 3 phono and 3 line inputs 1 microphone input 1 return e Main outputs through RCA connectors headphone output via 1 4 TRS jack e Gain control on each channel e Bass middle treble equalizer on each channel e PFL button e TALK control e Crossfader control Highly accurate LEDs Meter 10 segment e Dynamic Power 2x300W 94 O e Manufactured under 259000 VDAG6 1 certified management s
12. n to their original setting as soon as you release the switch in the center position In HOLD function the both channels will be locked in the reverse position To cancel the effect you will need to push the switch back to the center position 3 2 4 CROSSFADER CURVE Control Via this knob you will adjust the crossfader curve When set the knob at the SHARP position the switching speed between CH 2 and CH 3 will be changed quite quickly by the crossfader even if you move the fader slowly at the smooth position the switching speed will be changed much more slowly by the crossfader even if you move the fader quickly 3 3 The Rear Panel N K NO LED ES O NOT OPE WARNING SHOCK HAZARD bo AVIS RISQUE DE CHOC ELEQ TRIQUE Apparaten skall anslutas till jordat uttag nar den ansluts till ett n tverk SEND r RE AMP BOOTH TAPE FROM PFL zi M LINE PHONO LINE PHONO LINE PHONO THIS CONNECTION FOR ALTO POWER SUPPLY ONLY 9 INPUT 3 INPUT 2 INPUT 1 POWER IN PHONO PHONO PHONO E LINE m LINE m LINE m 3 3 1 POWER IN This connector is meant for the connection of MX 30P power supply box Note This connection for Alto power supply only 3 3 2 SPEAKER OUT These connectors are meant for connection of the speakers For your safety please be careful when connecting 3 3 3 GND Screw GND is the supplementary grounding selection for other connected instruments 3 3 4 MAIN OUT The
13. ne Inputs 1 2 and 3 OdB gain unbalanced Mic Input 4048 gain servo balanced OdB gain unbalanced OUTPUTS typically 125mW 1 THD max 21dBu max 21dBu typically 0dBu typically 0dBu GENERAL Stereo Bass 15dB 30dB 50Hz Stereo Middle 15dB 30dB 2 5KHz 15dB 30dB 10KHz Signal to Noise ratio S N gt 90dB LINE 70dB 3dB LINE Frequency Response 20Hz 20KHz 2dB POWER SUPPLY 3 pole IEC grounded USA Canada 100 120V 60Hz Europe 210 240V 50Hz U K Australia 240V 50Hz 100 120V 210 240V T2AL POWER AMP SECTION RMS 2 x 81W 4Q EIAJ 2 x 158W 4 O Dynamic Power 2 x 300W 4Q 279 L x 216 W x 102 H mm 10 98 x 8 5 x 4 01 6 7Kg 5 SYSTEM BLOCK DIAGRAM r Q 38 3MOd MOO 18 MOV 18 3MOd Q 38 INO 1 5 LNO N IV W H1OO IN O O a LNO N IV W lt O 1 LNO N IV W LLI gt 271 S193443 NIVIN OL NYNLJY Tad 3GON 15 1ad XIN 114 HH IH CIN O3 QNVG E OQ 1 S193443 144 Otd 5 GIN l 5 s I NIVO q O l S S 03 GNV8 NIVD N 5 IN l GIN l GqNV8 4 4 4 IH GIN IH CIN O3 QNV8 Lfd NI DIN 4 HH Q 4 IH O O 9 Y 3313 13441 3N11
14. s equalizer Treble 4 Middle and 6 and you can adjust the gain range of each from 30dB to 15dB PROGRAM Fader There is a program fader available on each input channel These faders are used to adjust the overall level of the input channels PFL Button Engage this button to route the input signal of corresponding channel to PFL section and the corresponding LED illuminates CHANNEL 1 ME LINE 30dB TREBL 30dB GD PHONO LINE N M GAIN MIDDLE AX 15dB E 15dB LINE B 5 gt e 3 1 2 The MAIN OUT Section OUT A Control 9 The OUT A control is used to adjust the main level the AMP output on rear panel MAIN OUT BAL A Control The BAL A control is used to adjust the stereo balance of the AMP output on rear panel LEFT RIGHT BALA OUT B Control The OUT B control is used to adjust the main level of the BOOTH output on rear panel TALK ON TALK Control When you speak through a connected microphone the volume of the reproduced music will be automatically reduced by the mixer for better intelligibility of your voice You can determine yourself how much the volume of the music will be reduced via this control You can turn off the TALK function via this button 13 3 1 3 The PFL Section When you connect a headphone to your MX 30P you have the chance of pre listening the audio signal before the
15. ystem 3 CONTROL ELEMENTS 3 1 The Top Panel _ rw 3 CHANNEL POWERED MIXER PHONG LINE LINE UNE 6 LEVEL METER MIN MAX M AX MIN MAX M X GAIN GAIN e e 0dB B 30 3 15d TREBLE 30dB 15dB TREBLE TREBLE 3 DDLE 30dB 15dB 30dB 15dB MIDDLE MIDDLE MIN MAX PFL LEVEL STEREO SPLIT PFL MODE 3 1 1 The CHANNEL Section MIC to PHONO LINE Switch The channel 1 is equipped with the MIC to PHONO LINE switch This switch is used to select microphone input and phono line input When it is in the right position you can use the PHONOTLINE switch on the rear panel to input the line signal to the phono input connector PHONO LINE to LINE Switch This switch is available on input channel 2 and channel 3 You should use the LINE position for all high level audio signals such as CD Players DAT MD etc You should use the PHONO LINE position to connect the turntables making sure that the PHONO LINE switch on the rear panel is on PHONO position With this switch the one on the rear panel on LINE position the input channel will accept a high level audio signal GAIN Control Via this knob you will adjust the input level Do not turn this control too much clockwise or you will overload the channel and do not turn it too much counterclockwise or you will generate background hiss EQUALIZER Control Each input channel is provided with 3 band
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