NF00869(TERMINATOR ALTO)....?..
Contents
1. arreter einn tnn ranura era iani e 4 3 1 Control panel Front Panel a Analog levels b LED and Illuminated Power Switch 3 2 Analog Connections Back Panel a Analog Inputs Outputs b MIDI Connectors c Power Connector 4 INSTALLATION amp CONNEC TION ssi sssesccsatsdcistoritesiesascubacndansesdenctcgudaunsuasinouciuisaudsusesiuceeeduaiysintebiareandanusts 5 4 1 Audio Connections and Power Up a Audio Connections b Power Up Setting 4 2 Analog a Levels Setting 4 3 Installation a Standard Use b Application Examples Line Instrument Mixer S OPERAFHONAL OVERVIEW risiini p n pase Sia bunc eao Aadan ea raada beri uci 7 6 GETIT STARTED i eneses tena aE oaea Taaa a aE EOT E p e a ENE 9 7 PROCESSES FUNC IONAL DOA icscacapscanstsincitivenandarevcnienniaasaadaneliadsaslerschuaneainalaicnrancnsinatnccihunsessenruat unas 9 8 TERMINATOR BLOCK SCHIEIIE icici scutescictscsaniesirgetsaahencensnnitnannauSioiaceaniaaresnndatanidedacbiconineagunisebzaasbledtaldaniieen 10 8 1 System Menu 8 2 Utility Menu 8 3 MIDI 9 TECHNICAL SPECIFICATIONS prisio a ethan E macto e Fett M tanh 13 TOWAR RANTY feme mE 14 1 INTRODUCTION Purchasing ALTO TERMINATOR you purchased a very powerful unit easy to use and contained in a very efficient single rack unit package ALTO TERMINATOR is a multi mode and configurable DSP Audio Processor devoted to preserve the cleanness of on stage events from being disturbed by Feedback between lo2. Band Width 1 70 1 50 1 30 1 7 1 5 1 3Oct Filter 12 Gain OdB 45GB step 3dB 8 3 MIDI The device accepts MIDI commands only if the utility LED is on and the system is on the main menu MIDI stand ard functions implemented a Program change change preset With MIDI Sys Ex it s possible to control all the device parameters with Terminator LED OFF The device accepts MIDI Sys Ex commands only if the utility LED is on and the system is on the main menu Preset Factory QV12GC Factory Preset 01 Terminator Mode Search Mode Emm psp pm mmu Ar wp Ar Name Factory Preset 02 Terminator Mode Search Mode Gain Mode Q variable CH1 amp CH2 G variable Name Factory Preset 03 Terminator Mode Search Mode Gain Mode Q constant CH1 amp CH2 G constant F01 CH1 AU Name QV12GC Factory Preset 04 Terminator Mode Search Mode Gain Mode Q constant CH1 amp CH2 G variable F01 CH1 AU Terminator can store 61 User s Presets 5 to 65 b Control change e controller n 14 Terminator OFF Terminator ON 0 1 e controller n 15 Threshold CH2 0 99 e controller n 16 Threshold CH1 0 99 e controller n 17 Terminator Mode Notch Qvar Notch Qcst 0 1 e controller n 18 Search Mode Only CH2 Only CH1 CH1 amp CH2 0 1 2 e controller n 19 Gain Mode Gain Cst Gain Var 0 1 e controller n 20 to select filter to edit 0
3. User s Manual DIGITAL AUTO FEEDBACK TERMINATOR ELIMINATOR a LTO www altoproaudio com Version 2 0 January 2003 English SAFETY RELATED SYMBOLS CAUTION RISK OF ELECTRIC SHOCK DO NOT OPEN 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 Protective Ground Terminal AC mains Alternating Current 4 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 WARNING 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 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 regis
4. only the first channel threshold will be affected Besides into the Utility Menu it is available the function Threshold Setup useful for a basic setup of each channel threshold The channel selected by means of the key CHSEL will be affected NOTE inside the Utility Menu each modification of a parameter must be confirmed pressing ENTER Filter Edit Accessing this utility it is possible to set the single filter s operational mode 1 Filter Mode In Manual Mode the user can assign a filter that won t be changed by the machine advisable for fixed mics while in Automatic Mode the filter will be available to the DSP engine s needs advisable for hand mics 2 Frequency Adjust Selects the filter central frequency from 20Hz to 20KHz 3 Frequency Fine Selects the filter central frequency from 20Hz to 20KHz 4 Band Width Selects the filter band with from 1 70Oct to 1 3Oct in 6 steps 5 Gain Selects the filter gain from OdB up to 45dB with steps of 3dB 16 steps CHSEL Key 14 This key selects the channel on which to edit parameters When CHSEL LED 5 is off it is possible to select the channel when this LED is on the CHSEL key is disabled TERMINATOR Key 12 This key starts the feedback search engine The Threshold value of each channel will be displayed This is confirmed by the LED TERMINATOR LED 2 on and by the display on which there will be on a double row the list of the inserted suppression filters Each filter will be
5. 11 notch 1 2 11 12 CH1 12 23 notch 1 2 11 12 CH2 e controller n 21 frequency adjust 0 26 e controller n 22 frequency fine 0 26 e controller n 23 filter mode Manual Automatic 0 1 e controller n 24 filter gain 45 0dB 0 15 step 3dB Analog Input section 9 TECHNICAL SPECIFICATIONS Inputs Input Impedance Analog variable gain 2 XLR F electronically balanced and 1 4 TRS 44KOhms Max Input Level 15dBu 4 4V RMS Analog Output section Sensitivity 22dBu 63mV RMS Outputs Output Impedance Analog variable gain 2 XLR M electronically balanced and 1 4 TRS lt 1500hms Max Output Level 17dBu on 600O0hms 5 5V RMS Digital Analog Interface Amplitude Response 20Hz 20KHz 0 1 1dB Signal to Noise Ratio THD N 90dB A 20Hz 20KHz 0 03 1KHz 6dB VU meter level Group Delay 700 us Sampling Frequency 46 875KHz Conversion 1 bit Sigma Delta Digital Processor Speed 12 MIPS Million Instructions Per Second DSP Resolution 24 X 32 bits Control Microprocessor MIDI Section Connections Input Output Thru Sockets 5 poles DIN female Mode Photo coupled Power Supply Connector Type 3 pole IEC grounded Type Mains Supply Servo controlled stabilized 95 120V 210 240V 60 50Hz Power Rating OW User Interface Alphanumeric LCD Display 2X20 characters Key
6. 3 seconds The system is now in BYPASS mode Using the provided VU Meters adjust the input level of the Terminator to match your system dynamics Use the output level control to feed correct levels to mixer or power amp Press ENTER to quit BYPASS mode Refer to Terminator Setup section see above to configure the Terminator settings or load one of the Factory Presets Press TERMINATOR key for about 3 seconds and then ENTER to reset all the automatic filters To reset also manual filters press UTIL key select Filter Reset item and press Enter twice Press TERMINATOR key to start feedback detection Position the microphones on stages and do a sound check trying to simulate feedback ie loud singing near loudspeaker systems Do not saturate the Terminator because feedback signals can be masked by distortion If the feedbacks are not promptly removed adjust the threshold using the DOWN key more sensitive and UP key less sensitive Only the active channel threshold will be affected On the display the situation of feedback removal is showed each channel features a row of 12 characters repre senting the 12 feedback filters status Refer to the Terminator Key description 7 PROCESSES FUNCTIONAL DATA Terminator Setup Selectable Manual Filters Number 01 12 notch filters Threshold min max in 100 steps Antilarsen Mode Only Ch1 Only Ch2 Ch1 amp Ch2 Reset all Filters Automatic Larsen Search
7. indicated by a symbol The symbol M indicates the filter is Manual The symbol indicates the filter is Automatic but not yet active The symbol 0 indicates the filter is Automatic and has parameters 1 70 Oct 45dB The symbol 1 indicates the filter is Automatic and has parameters 1 50 Oct 45dB The symbol 2 indicates the filter is Automatic and has parameters 1 30 Oct 45dB The symbol 3 indicates the filter is Automatic and has parameters 1 7 Oct 45dB The symbol 4 indicates the filter is Automatic and has parameters 1 5 Oct 45dB The symbol 5 indicates the filter is Automatic and has parameters 1 3 Oct 45dB The Terminator Search LED 2 is blinking when the feedback control engine is running the blinking speed varies according to the number of found feedbacks The Manual Filters LEDs 6 show LED ON the number of manual filters inserted by the user during Bypass operation they act as VU meters Output Attenuation This control allows the digital output volume setting This parameter is a system parameter and its modification acts on all the presets Up Down Button 8 9 These buttons are used to move inside the menus and to modify the parameter s value Enter Esc Button 10 11 These buttons are used to access or to leave the several menus or to confirm or not the parameter s value 6 GET IT STARTED NO TO FP WN Setup your system with correct microphone levels Press ESC key for about
8. levels is crucial in order to achieve the maximum signal to noise ratio It is possible to say that it is usually best to set both input and output level controls at 3 4 or 75 of full This will decrease the possibility of overload distortion and keep the amount of background noise to a minimum If the VU Meters or the Digital Saturation LED on the TERMINATOR begin to clip turn red turn down the Input level or decrease the volume of the source instrument mixer send etc If the output level is causing the mixer or amp to distort turn the output level down 4 3 Installation a Standard Use The TERMINATOR may be placed almost anywhere on a table on top of an amp next to a mixing console If it will be on furniture check the rubber feet provided to the bottom of the unit Make sure to place the TERMINATOR away from other audio equipment that may induce fields and away from the signal wiring It is possible that TER MINATOR may pick up noise fields generated by other equipment such as large power amplifiers in this case move the TERMINATOR until the noise goes away b Application Examples Line Instrument When connecting audio cables and or turning power on and off make sure that all devices in your system have their volume controls turned down TERMINATOR has two 1 4 TRS inputs and two XLR balanced inputs and two 1 4 TRS outputs and two XLR balanced outputs allowing the TERMINATOR to be used in a classical Stereo In and Stereo Ou
9. the art algorithms which have been developed by our Software Team for the last 7 years Because we are convinced you are the most important member of ALTO AUDIO TEAM and the one confirming the quality of our job we d like to share with you our work and our dreams paying attention to your suggestions and your comments Following this idea we create our products and we will create the new ones From our side we guarantee you and we will guarantee you also in future the best quality and the best fruits of our continuous researches and the best prices Our ALTO TERMINATOR is the result of many hours of listening and tests involving common people area experts musicians and technicians The result of this effort is the realization of a multi mode and configurable DSP Audio Processor devoted to preserve the cleanness of on stage events from being disturbed by Feedback between loudspeakers and microphones Nothing else to add but that we would like to thank all the people that made the ALTO TERMINATOR a reality available to our customers and thank our designers and all the ALTO staff there to make possible the realization of products containing our idea of music and sound and there to support you our customers in the best way conscious that you are our best richness Thank you very much ALTO AUDIO TEAM TABLE OF CONTENTS TAINTRODUGC TON mme 4 rNSS Ica ril M 4 3 FRONT AND BACK PANELS DESCRIPTION
10. these modifications using the STORE function available into the Utility Menu After the initialization procedure on the LCD it will appear the first field of the Utility Menu and the Utility LED will turn ON Utility Key 13 To access the Utility Menu it s necessary to push the UTILITY key 13 If the unit is already working on Utility Menu UTILITY LED 4 ON each further use of the button will have no effect Each preset either Factory or User is made up by 12 filters Threshold each channel Terminator Mode Search Mode Gain Mode and a 6 characters name Using the Utility Menu is possible to access the following functions Filter Reset When the menu issue is Filter Reset pressing ENTER after a confirmation request all automatic and manual filters belonging to the channel formerly selected by means of the key CHSEL will be reset When the system is in Terminator Mode pressing and holding the TERMINATOR key for some seconds and pressing ENTER after a confirmation request all automatic and manual filters belonging to the channel set on Search Mode will be reset MIDI Setup The MIDI Setup utility allows the user to set up the TERMINATOR MIDI configuration The configurable MIDI parameters are e MIDI Channel Allows to define the MIDI Channel to associate to the TERMINATOR when connected to remote MIDI devices When MIDI Channel is set to OFF the TERMINATOR will ignore whatever MIDI command coming from the external MIDI devices e MI
11. to use a mixer which features individual channel inserts Insert jacks on the back of a mixer provide a way of inserting external processing equipment into the signal path The insert occurs after the input amplifier and before the channel fader essentially it is the same as connecting the source instrument or mic into the TERMINATOR before the mixer s channel input Usually insert connections require a special stereo splitting Y cord to be connected known as TRS connector This connector has a stereo jack which plugs into mixer s channel insert socket and a couple of jacks send and return which will plug into TERMINATOR via suitable jack XLR adapters or 1 4 TRS connectors Fitting this kind of cabling will virtually insert into one mixer s channel the process Take good care in adjusting TERMINATOR input and output levels in order to satisfy the dynamics needs of both the processed channels Do not use for the TERMINATOR the effects send return connections found on most mixers for effect modules as they could lead to heavy frequency response alterations Improper level setting when using a processor is the most common cause of noise and distortion problems 6 5 OPERATIONAL OVERVIEW Switching ON the TERMINATOR after an initialization procedure the last stored preset will be loaded Changes not saved will be lost To load exactly the last preset configuration running before shutdown of the TERMINATOR it s necessary to store
12. with constant Q notches Automatic Larsen Search with variable Q notches Automatic notch filter Erase Manual user selectable filters Manual Filter Edit Frequency Adjust 20Hz 20kHz step 10 27 Oct Fine Frequency Adjust 20Hz 20kHz step 10 729 Oct Filter Attenuation 0 45dB step 3dB 8 TERMINATOR BLOCK SCHEME 8 1 System Process Flowchart Input1 12 Notch filter Terminator Actived yes Terminator Block Insert Notch G Mode Gain Var yes Notch Nfilt Automatic no Gain Notch Nfilt 0dB Gain 3dB F i NFilt 8 2 Utility Menu start Up Down Filter Reset Yes enter no esc MIDI Setup MIDI Channel OFF 1 16 OMNI MIDI Output OFF ON Filter 01 12 View Filter Enter Esc Load Preset Select preset 1 65 Select Preset 5 65 Preset User Edit Name 2 Store Preset Edit Name 1 Up Down 8 amp Edit Name 6 Enter Esc Terminator Setup Teminator Mode Notch Qvar Notch Qcst Search Mode Ch1 Ch2 Ch1 amp 2 Up Down Gain Mode Gain Cst Gain Var Threshold Setup Thr 7 0 99 Filter Edit Filter 01 Manual Automatic Freq Adj 20Hz 20KHz step 10 27Oct Freq Fine 20Hz 20KHz step 101729001 Up Down
13. DI Output When this function is set as ON is possible to ECHO on the MIDI Output of the TERMINATOR all the incoming MIDI messages Filter View This function shows the user all the characteristics of the filters settings mode frequency band width attenuation Load Preset This function allows the loading of one of the 65 available presets where the first 4 presets 1 4 are factory preset and the presets from 5 to 65 are the User s configurable presets and all not initialized Empty when the unit is shipped To Load a preset e Select Load Preset using UP DOWN buttons e Press ENTER button to access further sub menu e Select the chosen preset using UP DOWN buttons e Press ENTER to load the preset or press ESC button if you decide to not load anymore the preset Once terminated the sequence above on the display will appear the name of the selected preset and the system will go back to the starting menu Store Preset This function allows the storing on one of the 61 available memory locations the modified using the Editing Menu user s presets starting from the available factory preset To Store a preset e Select Store Preset using UP DOWN buttons e Press ENTER button to access the further sub menu e Select the memory location Empty or already occupied from a previous user s preset where to store the new user s preset using UP DOWN buttons e If you want to give up press ESC to go back to the main menu without storing th
14. board 7 user keys 5 LEDs VU meter 2X6 LEDs Physical Size Standard 19 rack mounting Dimensions 483 W X 232 5 D x 44 H mm 19 x 9 3 x 1 7 Net Weight 3 8kg 8 38lb 10 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 ALTO 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 Regis
15. cturer 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 instructions contained within the User s Manual PREFACE Dear Customer Thanks for choosing ALTO TERMINATOR and thanks for choosing the one of the results of ALTO AUDIO TEAM job and researches For our ALTO AUDIO TEAM music and sound are more than a job are first of all passion and let us say our 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 presents unparalleled analogue and digital products made by Musicians for Musicians in our R amp D Centers in Italy Netherlands United Kingdom and Taiwan The core of our digital audio products is a sophisticated DSP Digital sound processor and a large range of state of
16. e new preset otherwise press ENTER to store the new preset The user can choose the identification name for the new preset using 6 characters max The blinking character show the character will be modified using the UP DOWN buttons When chosen the character press enter to confirm the character itself and pass to the next one Pressing ESC before the 6 character the old name will be maintained as name of the new preset Pressing ENTER on as confirmation of the 6 character the new preset will be stored with the new name There is no possibility to correct a confirmed character if necessary to change again the name repeat the storing process from the beginning Once terminated the sequence above on the display will appear the name of the new stored preset and the system will go back to the starting menu Terminator Setup This utility is designed to set the operating modes of the unit e Terminator Mode that allows the user to select between the use of feedback suppression filters with con stant or variable Q When variable Q is selected the system in the case of persistent feedbacks uses the previously set filters enlarging their band in order to suppress feedbacks which change moderately in frequency When Terminator Mode is set on Notch Qvar the system spares automatic filters by reducing the Q factor of existing filters if a feedback at frequency near other already suppressed occurs The maximum width a filter can assume is 1 3Oct T
17. el 886 4 22313737 email info altomobile com Fax 886 4 22346757 All rights reserved to ALTO Mobile Due to continued development in response to customer feedback product features specifications and or internal external design may be changed without prior notice No photocopying translation or reproduction of any part of this user manual is allowed without prior written permission Copyright 2004 Seikaku Technical Group Limited NF00869 1 0
18. his slows down the system slightly Search Mode selects the channel to be processed in order to optimize speed of the DSP engine Search Mode can be set on Only CH1 Only CH2 CH1 amp CH2 This decides the channel searched for feedback When searching for two channel the system is slower than in the Only CH1 Only CH2 modes e Gain Mode allows the user to set the automatic feedback suppression filters timeout if Gain Mode Gain Var in absence of feedbacks the suppression filters are slowly excluded from the signal path unless a feedback occurs again If Gain Mode Gain Cst suppression filters are left in place until they are required by a feed back at another frequency When Gain Mode is on Gain Var all the automatic filters will be reset after a while in Terminator Mode The channel s set on Search Mode will be affected This slows down the system slightly The maximum speed is achieved by working following procedure 1 Setting Terminator Mode on Notch Qcst 2 Setting Gain Mode on Gain Cst 3 On a single channel Search Mode Only CH1 or Only CH2 Threshold Setup This utility allows to set the threshold value 0 99 beyond which a monochromatic sinusoidal signal is treated as a feedback and intercepted When the system is in Terminator Mode by means of the UP DOWN keys it s possible to modify the threshold value of the channel selected for search i e if in Terminator Setup function Search Mode the search is set on CH1
19. me 16 Analog output gain 17 Power ON OFF switch a Analog levels Analog Input Level Potentiometer 15 The input level control sets the main input gain before the signal reaches the input bus It controls both the INPUT 1 and INPUT 2 levels simultaneously Analog Output Level Potentiometer 16 The output level control set the level going to the amplifier or mixer from this apparatus CONOABRWHN o b LED and Illuminated Power Switch Digital Saturation LED 1 Displays the signal level coming into the input during normal operation if the signal level is too high this LED will turn red and you will begin to hear the signal distortion Power On Off Switch 17 Turns the apparatus on and off 3 2 Analog connections Back Panel OUTPUT THRU INPUT mm iu MIDI a Analog Inputs Outputs Inputs These are 1 4 TRS and XLR balanced connectors which connect to sources such as the effects sends of mixing console They may be used with nominal input levels from consumer to professional audio Outputs These are 1 4 TRS and XLR balanced connectors which connect to devices such as the effects returns on a mixing console or power amplifier inputs b MIDI Connectors MIDI In DIN connector for the MIDI input to the TERMINATOR MIDI Thru DIN connector for the MIDI thru MIDI Out DIN connector for the MIDI output from the TERMINATOR c Power Connector Power Connector This is a plug for connecting the power su
20. pply to the TERMINATOR 4 INSTALLATION amp CONNECTION 4 1 Audio Connections and Power Up a Audio Connections The connections between the TERMINATOR and the other audio devices have to be made using high quality cables so to prevent bad performances of the TERMINATOR itself So it should be good to use low capaci tance shielded cables with a flexible internal conductor Connect the cables to the TERMINATOR properly by observing the following precautions e Do not bundle audio cables with AC power cords e Avoid place audio cables and TERMINATOR near sources of electromagnetic interference such as transfor mers monitors computers etc e Always unplug cables by firmly grasping the body of the plug and pulling directly outward e Do not place cables where they can be stepped on e Avoid twisting the cable or having it make sharp right angle turns b Power Up Setting After making your connections turn on the system s power using this procedure Before turning on the TERMINATOR s power check if All connections have been made correctly e The volume controls of the amplifier or mixer are turned down Insert the Power plug into the POWER input on the rear panel of the TERMINATOR and plug the power cord into an AC outlet Turn on the power of the TERMINATOR pushing the ON OFF button on the front panel Turn on the power of the amplifier mixer and adjust the volume 4 2 Analog a Levels Setting Proper setting of the input and output
21. t connection Connect two audio cables to the INPUT 1 and INPUT 2 of the TERMINATOR from a double source and two other audio cables from the OUTPUT 1 and OUTPUT 2 of the TERMINATOR to a double channel amplification system or two mixer inputs To Amplifier or Mixing Console From Stereo Audio Source 5 e229995 py pw ed eecocc ccc0 V 6 um Rn Mixer Interfacing to a Mixing Console The TERMINATOR can accept stereo sends at all system levels The input circuitry of the TERMINATOR can easily accept professional levels while having enough input and output gain to interface with the low signal levels of home recording systems The TERMINATOR may be connected to a mixing console connecting the unit directly to the channel insert socket of a single channel that is to be processed Another way of interfacing the TERMINATOR to a mixer or recording console would be in line between the output of your mixing console and the input of a tape deck or power amplifier This last setup would be used only if you wanted to process the entire mix Using Inserts Inserts INPUT 1 INPUT 2 OUTPUT1 OUTPUT 2 v MIXING CONSOLE S bTsooo i Qo In the above figure it is described the situation in which you want to apply the TERMINATOR to a couple of channels arriving to a mixing console in order to apply the desired process to single instrument s signals in this case you will have
22. tered 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 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 manufa
23. tration 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 statutory rights that may vary from state to state SEIKAKU TECHNICAL GROUP LIMITED No 1 Lane 17 Sec 2 Han Shi W Road Taichung 401 Taiwan http www altomobile com T
24. udspeakers and microphones With ALTO TERMINATOR we offer to the performer a new freedom of movements and an increased monitor level and let them concentrate on music instead of having to do with Feedback concerns All the algorithms used in this device are completely original and innovative and take care of the suggestions of pro fessional users worldwide The whole design has been developed modified and optimized thanks to the experience of ALTO AUDIO TEAM researchers 2 FEATURE LIST e Robust and Compact Design e 24 32 bits Digital Audio Processor e MPU Control e Variable Input Output Gain e Illuminated Power Switch Digital Saturation LED e Easy to Operate Front Panel Controls e SMT Design for Greater Reliability e Optimized Signal Path to Provide Superior Sound e Manufactured Under QS9000 VDA6 1 Quality System 3 FRONT AND BACK PANELS DESCRIPTION 3 1 Control panel Front Panel 3 4 5 l ii uP GESS won ry a B TERMINATOR PROCESS overFLow MODE Digital overflow Terminator searching LED Enable disable Terminator LED Utility LED Enable disable channel select LED VU Meter LCD alphanumeric display 20X2 Up key Down key 10 Enter key When the system is bypassed press ENTER to return to normal operation 11 Esc key Keeping pressed the ESC key for some seconds the system will go into bypass mode 12 Terminator key AFLT RESET 13 Utility key 14 Channel select key 15 Analog input volu
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