KO70 USER`S MANUAL English - K
Contents
1. Manufacturer Importer K array s u r l Brand K ARRAY Address via Paolina Romagnoli 17 50037 S Piero a Sieve Firenze ITALY Date of Issue 14 03 12 Model Code KO40 K070 Declaration Complies with safety essential requirements of Council Directive 2004 108 EC on the approximation of the Laws of the Member States relating to electromagnetic compatibility 2006 95 EC on the harmonisation of the laws of member state relating equipment designed for the use within certain voltage limits This declaration applies to all specimens manufactured in accordance with the attached manufacturing drawings which form part of this declaration Assessment of compliance of the product with the requirements relating to electromagnetic compatibility and low voltage directive was based on the following standards EMC EN 55103 1 2009 EN 55103 2 2009 EN 61000 3 2 2006 A1 A2 EN 61000 3 3 2008 Safety EN 60065 2002 A1 A11 A2 A12 Marking C Applying Year 2012 Applied by K array s u r l Via Paolina Romagnoli 17 50037 S Piero a Sieve Firenze Italy Tel 39 055 8487222 Fax 39 055 8487238 Signed by Franco Spataro Teetmical Manager K array s r l a socio unico societ soggetta alla attivit di direzione e coordinamento di HP Sound Equipment srl P IVA VAT CF 06206990480 R E A 609589 Cap soc iv 100 000 00 Sede legale via Paolina Romagnoli 50037 San Piero a Sieve Firenze ITALY tel 39 055 8487222 fax 39 055 84872. K070 SER S MANUAL English ar IR 18 At y ja X le li of OU Ge f 7 5 1 AN gi KS Yo N pi LI lh 7 Vy 0 i Way x gt gt P di URL Ila Jet iat IHR 770 AT gl Jp Sl x d last AN psi M 7 4 pi ay W ye Wav Say Say Say WY STEHE SICHT y ETOSRRRRTE TETTE DR RSTDRIRRII N SN ki fi 7 js 7 4 REV B KO70 CONTENTS SYMBOLS 1 INTRODUCTION 2 APPLICATIONS 3 KEY FEATURES 4 UNPACKING 5 SAFETY Safety and handling information 6 PHYSICAL 7 AMPLIFIER 7 1 AC POWER CONNECTOR 7 2 VOLTAGE REQUIREMENT 7 3 CURRENT REQUIREMENT 7 4 REAR PANEL 7 5 DSP CONTROL amp REMOTE CONTROL 7 6 CLONER FUNCTION 7 7 KO70 PRESETS 7 8 AUDIO INPUT CONNECTOR WIRING 7 9 AMPLIFICATION AND PROTECTION CIRCUITRY 8 CONFIGURATIONS 9 SERVICE 10 SPECIFICATIONS 11 DECLARATION OF CONFORMITY O 0 OO 0 0 A RR A w a a a a DD O O 12 12 13 14 REV B KO70 A A L hes 2002 95 EC SYMBOLS K array declares that this device is in compliance with applicable CE standards and regulations Before putting the device into operation please observe the respective country specific regulations WEEE Please dispose of this product at the end of its operational lifetime by bringing it to your local collection point or recycling center for such equipment This symbol alerts the user to the presence of reco
3. 8 CONFIGURATIONS If the device is not used as a stand alone K array suggests some typical configurations which can be found in the Redline System Matrix manual The manual packs of the portable Redline systems are included and available to download on the document download page on the official K array website Redline systems insure a correct setup and tested stability 9 SERVICE To obtain service 1 Contact the official K array distributor in your country Your local distributor will direct you to the appropriate service center 2 If you are calling for service please have the serial number s of the unit s available for reference Ask for Customer Service and be prepared to describe the problem clearly and completely 3 If the problem cannot be resolved over the phone you may be required to send the unit in for service In this instance you will be provided with an RA Return Authorization number which should be included on all shipping documents and correspondence regarding the repair Shipping charges are the responsibility of the purchaser Any attempt to modify or replace components of the device will invalidate your warranty Service must be performed by an authorized K array service center Cleaning Use only a soft dry cloth to clean the housing Do not use any solvents chemicals or cleaning solutions containing alcohol ammonia or abrasives Do not use any sprays near the product or allow liquids to spill into any op
4. The louder the volume the less time is required before your hearing could be affected Choking Hazards This device contains small parts which may present a choking hazard to small children Keep the device and its accessories away from small children Avoiding Water and Wet Locations Do not install the system in wet or humid locations without using weather protection Take care not to spill any food or liquid on the device In case it gets wet unplug all cables turn off the device before cleaning and allow it to dry thoroughly before turning it on again Do not attempt to dry the device with an external heat source such as a microwave oven or hair dryer A device that has been damaged as a result of exposure to liquids could be not serviceable If the device is exposed to rain or excess moisture unplug the power cord immediately Keeping the Outside Clean Handle the device with care to maintain its appearance To clean it unplug all cables and turn off it Warning unplugging the power cord is the only way to disconnect power completely Then use a soft dry or slightly damp cloth Avoid getting moisture in openings Don t use window cleaners household cleaners aerosol sprays solvents alcohol ammonia or abrasives to clean the device Carrying Handling and Installing the device The device contains sensitive components Do not drop disassemble open crush bend deform puncture shred microwave incinerate paint or insert forei
5. connected to a single node or common point using the same cable gauge as the neutral and line cables Bad grounding connections within an audio system can produce noise hum and or serious damage to the input output stages in the system s electronic equipment Before applying AC to any K array self powered speaker be sure that the voltage potential difference between neutral and earth ground is less than 5 VAC 7 2 VOLTAGE REQUIREMENT The KO70 s switching power supply accommodates AC mains operating at either 115V or 230V The amplifier will continue to operate safely without interruption provided the AC voltage remains within 85 270V at 50 or 60 Hz Please verify that your AC mains connection is capable of satisfy ing the power ratings for the device CAUTION Do not connect the system to AC power mains exceeding 270V Doing so will cause significant damage to the device and create serious risk for users 7 3 CURRENT REQUIREMENT The KO70 present a dynamic load to the AC mains drawing additional current as operating levels increase Different cables and circuit breakers heat up at varying rates so it is essential to understand current ratings and how they correspond to circuit breaker and cable specifications Maximum continuous RMS current measured over a period of at least ten seconds is used to calculate the temperature increase in cables which drives the proper size and gauge cable and rating for slow reacting ther
6. 238 info k array com www k array com 14 REV B U M CO 70 A A01 E NB K array s r l unipersonale Via Paolina Romagnoli 50037 San Piero a Sieve Firenze Italy tel 39 055 8487222 fax 39 0558487238 e mail info k array com www k array com
7. ds after 15 15 Change the ID of the SpeakerA to any other ID and turn off both Speakers Turning on the SpeakerA check that it is on mode 16x16 and NOT 4x4 If SpeakerA is in mode 4x4 just turn off the speaker and keep press the Preset button during the turning on The preset are cloned to the SpeakerB REV B 7 7 KO70 PRESETS Ko70F Flat preset 1 KO70 7 8 AUDIO INPUT CONNECTOR WIRING XLR connector The Audio section includes parallel LINK which allows users to distribute an audio signal to PARALLEL multiple units Up to 30 different modules can be OUTPUT connected in parallel on the same balanced line with a source output impedance of 600 ohm CH 1 Line Input female balanced XLR is wired in parallel to CH1 Line Parallel Out male balanced XLR To create your own audio cables please use the following wiring diagrams 7 9 AMPLIFICATION AND PROTECTION CIRCUITRY The KO40 is powered by the K array digital power amplifier with a total power of 3000 watts All the specific functions for the KO40 such as crossovers frequency phase response and loudspeakers protection are determined by a DSP processor installed inside the amplifier All K array speakers are shipped with the cone drivers in correct alignment However if a loudspeaker needs to be replaced make sure the replacement is reinstalled with the correct polarity Incorrect cone driver polarity impairs the system performance and may damage the component
8. enings 12 REV B KO70 10 SPECIFICATIONS Speakers power handling Maximum power Impedance Frequency range SPL 1W 1mt Maximum SPL Type Frequency Analog Connectors Connectors Connectors 13 K070 Acoustics 2 x 21 Neodymium speakers with 6 voice coil Audio Input 2 male 2 female 3 pin balanced XLR Remote control Input 2 x female 8 poles RJ45 Power Input 2 x PowerCon IN OUT Notes for data Type Power Protection Operating range Max continuos and burst current Dimensions Weight Amplifiers 2 modules class D DSP controlled 3500 watts x 2 channels on 8 ohm 7000 watt total Q8Q Dynamic limiter over current over temp short circuits AC power 115 V 230 V 50 60 Hz 85V 270 V Auto Switch Standard 16A gt 10 sec 32A lt 1 sec Physical 115 0 x 60 0 x 85 0 cm 45 27 x 23 62 x 33 46 78 0 kg 171 96 Ibs 1 Maximum RMS applicable power for a musical signal the reference signal is the one proposed by EIAJ standard 2 Measured 4 mt then scaled 1 mt 3 Amplifier wattage rating is based on the maximum unclipped burst sine wave RMS voltage that the amplifier will produce into the nominal load impedance New materials and design are introduced into existing products without previous notice Present systems may differ in some respects from those presented in this brochure REV B KO70 11 DECLARATION OF CONFORMITY
9. gn objects into it If your device has been dropped or damaged or if liquid has been spilled into the chassis unplug the power cord immediately Do not operate speakers for an extended period of time with sound distortion This is an indication of malfunction which in turn can generate heat and result in a fire To reduce the risk of overheating the device avoid exposing it to direct sunlight and take care to do not install it near heat emitting appliances such as a room heater or stove No naked flame sources such as lighted candles should be placed near the device Operate the device in a place where the temperature is between 20 C and 50 C 4 F to 122 F Avoid dramatic changes in temperature or humidity when using it as condensation may form on or within the device During the use it is normal for the device to get warm The exterior of the device functions as a cooling surface that transfers heat from inside the unit to the cooler air outside The device should be placed so that its location does not interfere with its proper cooling For example the device shouldn t be placed on beds carpets or similar surfaces that could create an obstacle for the ventilation openings To reduce the risk of electric shock unplug the power cord before connecting audio cables Set up your device on a stable retaining horizontal surface If combined or mechanically connected with other products always verify the stability of the resulted s
10. mal breakers Maximum burst RMS current measured over a period of approximately one second is used to select the rating for fast reacting magnetic breakers 8 REV B KO70 For best performance voltage drops should not exceed 10 at 115V or 5 at 230V The minimum electrical service amperage required by a K array loudspeakers system is the sum of their maximum continuous RMS current We recommend allowing an additional 30 above the minimum amperage to prevent peak voltage drops at the service entry KO40 max continuous apparent power VA 900VA gt 10 sec 3500VA lt 1 sec 7 4 REAR PANEL PRESET i pa 5 PI REMOTE meur RS485 Ln e 1 Address selector rotary x10 x1 2 Preset selector Press one to change keep 10 sec L to store of 3 ID number for remote control Lim JO 4 Presetin use A a 5 RS485 connections for remote control don t connect to LAN port 6 Input PAD level 7 Ground lift switch a 8 Balanced XLR IN OUT parallel 9 PowerCon Input 10 PowerCon parallel Output max 5A 110V 11 Power switch 11 POWER SUPPLY www k array com 9 REV B KO70 10 7 5 DSP CONTROL amp REMOTE CONTROL The KO70 have a powerful DSP that manages all the functions of the speakers Each system can store on board16 preset that can be recalled pushing the PRESET button Once the preset will appear on the lower line of the display it will become automatically available af
11. mmendations about the product s use and maintenance Warning Dangerous voltages RISK of electric shock Terminals marked with this symbol are HAZARDOUS LIVE and the external wiring connected to these terminals requires installation by an instructed person or the use of ready made leads or cords This symbol alerts the user to the presence of recommendations about product s use and maintenance This device complies with Restriction of Hazardous Substances Directive REV B KO70 1 INTRODUCTION The K array Ko40 and Ko70 are self powered Sub Bass speaker systems They are best suited for high power extended bass response applications in arenas theatres concert halls churches and outdoor events The 21 speakers employ neodymium magnets and 6 voice coils driven by powerful D class amplifiers The large ports are designed toa be fully symmetrical to the speakers which means the back loading on the drivers is consistent and even with no port air turbulence The triangle port construction also provides excellent structural integrity and strength effectively eliminating any box resonance 2 APPLICATIONS 3 KEY FEATURES Large scale events Unique performance to size ratio Touring sound reinforcement Self powered Integrated DSP and remote control Stadiums arenas concert halls theatres Variable vertical coverage e Installations in low load capacity situations Wide horizontal coverage Integrated fl
12. ter few seconds If you desire to set a preset as default you just need once selected it to keep pressed for five seconds the PRESET button After that this preset will automatically be recall each time you will switch on your module It is also possible to remote each module by an RS485 serial port In order to remote your system you need to set each module on a different address so that in your chain no one module will have the same address Two rotary encoder al low you to set the desired address number that will appear on the top line of the display Using the remote control software it is possible to mute each system select a desired preset loaded on board or download a new preset pack IP ADDRESS X10 X1 PRESET SCROLL PRESET PRESET LOADED ATTENTION READ MANUAL FOR CORRECT pese PRESET SELECTION e REMOTE INPUT RS485 LINK RS485 PARALLEL CONNECTIONS 7 6 CLONER FUNCTION It is possible to clone the entire presets bank from Speaker to Speaker without any PC connected We will call SpeakerA the one with the presets bank that you want clone and SpeakerB the one that will be upgraded Set the SpeakerA on ID 99 will appear CLONER on the display Keep SpeakerB on any ID number between 10 and 90 Turn off both the speakers and connect by a RJ45 8 poles cable Turn on the SpeakerB and after the SpeakerA SpeakerA will start to clone on the display will appear a cont down 00 15 01 15 etc Wait till 20 secon
13. ug the power cord if you suspect that your device needs service or repair Voltage requirement Make sure that the supplied voltage stays within the specified range Verify that your mains connection satisfies the power ratings of the device Only connect the power supply to an appropriate power outlet Warning since the device is a CLASS apparatus it must be only connected to an AC three wire grounding outlet If your outlet isn t grounded contact a licensed electrician to replace it with a property grounded outlet 6 REV B KO70 X TT III ERROR ESD SENESE I IE DILL Way WC EIS CON DEDE Rye Rey Ry Var Ra IT FT SR IT PWOLELS sce DES SO N sa IS ATS DES TT TK TR x li TIT ST 60 LETTO SSN Q C STI EERE ERE RECS j SEG T X a TS DR SIT x BROS RRR LINIEN 23 62 NOT TD TR s RETTET NR PTO ts Say Way SSA W Say Wav Se OTTO ATI NS TRTZSZSE AS LIT KE ka N AA NETAN R TNNT NA TRN AN FE ESOL SSS REST SSS GIG POPES OEE x POPOL LSS Ne S TS SD A 7 4 is 45 27 85 cm 33 46 weight 78 kg 171 96 Ibs REV B KO70 7 ANPLIFIER 7 1 AC POWER CONNECTOR The amplifier module and any audio equipment connected to it mixing consoles processors etc must be properly connected to the AC power distribution preserving AC line polarity All grounding points should be
14. ying and stacking hardware Top quality components for outstanding performance Ultra fast set up and dismantling system UNPACKING Each K array loudspeaker is built to the highest standard and thoroughly inspected before leaving the factory Upon arrival carefully inspect the shipping carton then examine and test your new loudspeaker If you find any damage immediately notify the shipping company Only the consignee may institute a claim procedure regarding the system s electronic equipment 5 SAFETY AN WARNING A Read all safety information below and operating instructions before using this device to avoid injury Safety and handling information Warning Failure to follow these safety instructions could result in fire shock or other injury or damage to the device or other property 4 REV B KO70 It is important that loudspeaker systems are used in a safe manner Avoiding Hearing Damage Professional loudspeakers are capable of producing extremely high sound levels and should be used carefully Never stand close to loudspeakers driven at high volume Set the volume to a safe level You can adapt over time to a higher volume of sound that may sound normal but can be damaging to your hearing Hearing loss get worse every time you re exposed to a sound level of 90 dB or over for an extended period of time If you experience ringing in your ears or muffled speech stop listening and have your hearing checked
15. ystem Install the unit only in a location that can structurally support the weight of the unit far away from people who can interfere with the stability of the system In case of outdoor installation assure that the wind does not interfere with the system s stability taking extra securities like chains weights ropes or any other certified anchoring systems Doing otherwise may result in the unit falling down causing personal injury or property damage The system should only be suspended by qualified personnel following safe rigging practices Secure fixings to the building structure are vital To clarify any doubt you may have seek help from architects structural engineers or other specialists Protect the power cord from being walked on or pinched 5 REV B KO70 This audio system is not intended for use in the operation of nuclear facilities aircraft navigation or communication systems air traffic control systems or for any other uses where the failure of the audio system could lead to death personal injury or sever environmental damage Do not make repairs yourself Caution risk of electric shock Do not open the device it contains potentially hazardous voltage Never attempt to disassemble repair or modify the system yourself Disassembling the unit may cause damage that is not covered under the warranty The device contains no user serviceable parts Repairs should only be performed by factory trained service personnel Do not pl
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