Supernova MKIV-10 & MKIV-12 Subwoofers User's Manual
Contents
1. CAN THQUARL C Tae iy iy BD The Sound That Will Move You Supernova MKIV 10 amp MKIV 12 Subwoofers User s Manual SO good it rendered me speechless simply the most amazing subwoofer I ve ever tested There might be better subwoofer on the planet but haven t heard them www earthquakesound com SUPERNOVA MKIV USER S MANUAL DEAR VALUED CUSTOMER For over 28 years Earthquake Sound has been meticulously crafting a variety of high quality audio products that impress the audiophile communities throughout the world With true dedication to excellence and keen attention to details Earthquake Sound strives to continuously produce the highest quality audio products With that in mind we thank you for choosing the Supernova MKIV subwoofer Designed to enhance your home theater experience this subwoofer will add power and impact to low frequency sound effects This user s manual is designed to better acquaint you with the SuperNova MKIV subwoofer system and to guide you through the phases of its design and application It is imperative that you read this manual in its entirely Please do not hesitate to address any questions you may have on the Supernova MKIV subwoofer by contacting any of our technicians either by calling our US Toll Free 1 800 576 7944 or e mailing tech earthquakesound com From all of us at Earthquake Sound thank you and enjoy Professor Joseph J Sahyoun President2. amp Chief Engineer TABLE OF CONTENTS MOG UC OM anene Safety INSUUCHOMS xaaa ce kacb eee aa Product OVESVICW cccceeccececeeeeeseeeeeseeetaeeeans Amplifier FOAL C ince cyceien sik a ieesvisaoereeeieiatate Subwoofer CONNECTIONS ccccseeeceeeeeeeeeeeeeees Subwoofer PlaceMen cccccseeeeeeeeeeeeeeeeeees Speaker ArrangGeMen c cccccceeeceeececeeeeseees Specifica N nasari r TYOUDIESNOOUMMG se ccrsixscesasdchecsentsaccti ce eeetecuaddeces Warranty Guidelines ccccccceececeeeeseeeeeeeeeeees NOI amp 2 3 4 5 6 8 9 _ O O 2014 Earthquake Sound Corporation All rights reserved This document should not be construed as a commitment on the part of Earthquake Sound Corporation The information is subject to change without notice Earthquake Sound Corporation assumes no responsibility for errors that may appear within this document Specifications are subject to change without notice SUPERNOVA MKIV USER S MANUAL SAFETY FIRST This documentation contains general safety installation and operating instructions for the Supernova MKIV subwoofer It is important to read this user s manual before attempting to use this Please pay particular attention to the safety instructions Appears on the component to indicate the presence of uninsulated dangerous voltage inside the enclosure voltage that may be sufficient to constitute a risk of shoc
3. US mainland not including Alaska and Hawaii back to customer e Second third fourth amp fifth year Earthquake pays labor only Customer must pay for parts and shipping both ways B Warning Products sent for repair that are tested by Earthquake technicians and deemed to have no problem will not be covered by the five 5 years limited warranty Customer will be charged a minimum of one 1 hour of labor at ongoing rates plus shipping charges back to customer C Earthquake agrees to repair or replace at our option all such defective products parts subject to the following provisions e Defective products parts have not been altered or repaired by other than an Earthquake factory approved technician e Products parts are not subjected to negligence misuse improper use or accident damaged by improper line voltage used with incompatible products or have its serial number or any part of it altered defaced removed or have been used in any way that is contrary to Earthquake s written instructions D Warranty Limitations Earthquake warranty does not cover products that have been modified and or abused including but not limited to the following e Damages to speaker cabinet and cabinet finish due to misuse abuse or improper use of cleaning materials methods Bent speaker frame broken speaker connectors holes in speaker cone surround amp dust cap burnt speaker voice coil Fading deterioration of speaker components a
4. pass filter cut off to near 100Hz at first slowly bring down the crossing point until you eliminate any emanating vocals from the subwoofer An ideal crossing pint range from 55 to 70Hz 3 In case the MKIV becomes out of phase with the satellite speaker flip the phase switch to correct the problem maximum bass is only achieved when the sub is in phase with rest of your speakers RECEIVER AMPLIFIER SPEAKER OUTPUT R SPKR CENTER L SPKR D OO D S lt MKIV HIGH LEVEL SPEAKER CONNECTION FRONT RIGHT SPEAKER FRONT LEFT SPEAKER SUPERNOVA MKIV USER S MANUAL SUBWOOFER CONNECTION continued Low Level RCA Connection Option 3 Connecting the LINE OUT RCAs to This is the best way to deliver an audio signal to the another amplifier that powers satellite Supernova MKIV Noawadays most signal speakers front or rear processors receives are equipped with built in pre amplifier outputs RCA which include a subwoofer output RECEIVER AMPLIFIER SPEAKER OUTPUT J N gt There are multiple options to connect the MKIV using the ae n OUTPUT low level RCA connection Option 1 Connecting to a Receiver with SUB LFE j a J Output N RECEIVER AMPLIFIER RCA OUTPUT 2 N SUB LFE OUTPUT OUT R L J MKIV A LOW LEVEL RCA CONNECTION
5. performance Make sure that there are no solid objects like furniture blocking the pathway of the sound traveling to your listening location Surround Speaker Placement Surround speakers are there to envelop three dimensional sound that places you in the middle of the action Ideally your primary pair of surround speakers should be placed to the left and right of your listening position either in line with it or just behind it They should form a 90 110 angle with respect to your television In a 7 1 channel system with more than two surround speakers or if side placement is not available for your surrounds in a standard 5 1 channel setup consider placement behind your listening position facing the front of the room Surround speakers should be placed high enough so that the drivers do not fire directly at your ears when you re sitting down As a rule of thumb place them at ear level while you are in standing position Most people tend to over amplify the rear speakers This is not recommended as it can over power the front speakers Most of the time the rear speakers are relatively quite They simply come on when there are special effects Since every room has different acoustics you might need to experiment with the speakers aiming You may get good results by pointing them at the ceiling or toward the rear corners of the room If no side or rear walls are available for mounting your speakers try placing a pair of trad
6. the SLAPS delivers revolutionary results both in performance and efficiency as the SLAPS lets one amplifier produce the output of two woofers reducing your power consumption and electricity bill The amplifier powering the Supernova MKIV is a 450 Watts class A B amplifier with a multitude of user friendly features such as the auto signal detection switch 0 180 phase switch 12dB octave variable filter low level inputs and outputs as well as high level inputs and outputs AMPLIFIER FEATURES EXPLAINED Q EANTHQUANG CE Tae iy a iw D The Sound That Will Move You Supernova MKIV 450 Watt High Performance Power Subwoofer MAIN POWER Designed in the USA NOT OPEN A y XX SERIAL NUMBER at Manufactured by Earthquake Sound Corporation 2727 McCone Avenue Hayward CA 94545 www earthquakesound com High Level Speaker Connection Clamp style input terminal accepts high level audio input from main or front system speakers up to 10 Volts High pass filtered output terminals designed to power up stereo satellite speakers Low Level RCA Connection This is the best way to drive audio signal to the Supernova MKIV The low level output is crossed in high pass mode at 70Hz and designed to connect to another amplifier to drive sa
7. MKIV RCA INPUT OF THE AMPLIFIER LOW LEVEL RCA POWERING SATELLITE SPEAKERS CONNECTION nr N L Fi Option 2 Connecting to a Receiver with Full Range Stereo Outputs RECEIVER AMPLIFIER RCA OUTPUT N p SUB LFE OUTPUT OUT R O O O gt I J MKIV LOW LEVEL RCA CONNECTION Specifications are subject to change without notice SUPERNOVA MKIV USER S MANUAL SUBWOOFER PLACEMENT A powered subwoofer delivers crucial impact in a home theater system although it is one of the least demanding speakers to position Since low bass frequencies are omnidirectional you can usually place your subwoofer just about anywhere in your home theater room and still get good results Placing your subwoofer near a wall will generally produce more output due to wall reflection Moreover if you place your subwoofer in the corner the output is maximized even more Keep in mind that even though the bass increases as you place the sub near a wall or corner the quality of bass may be slightly boomier and less controlled Thus aim for a spot where you get a compromise between quality and quantity of bass One cool technique for placing for your subwoofer is to put your sub in your listening spot i e on your sofa play some music or movies move around the room and listen Be sure that you bend down closer to the floor as you walk as this will lead to more accuracy as to what you wil
8. arthquake Sound Corp 2727 Mc Cone Avenue Hayward CA 94545 You are responsible for the cost of shipping the product to Earthquake Sound Corporation G Disputes Resolution All disputes between clients and Earthquake Sound Corporation resulting from the five 5 years limited warranty policy must be resolved according to the laws amp regulations of the county of Alameda California www earthquakesound com CAI THIQUARL SOUND The Sound That Will Move You Earthquake Sound Corporation 2727 McCone Avenue Hayward CA 94545 USA US Toll Free 800 576 7944 Phone 510 732 1000 Fax 510 732 1095 www earthquakesound com
9. ater plug on the supply side may be a Width W 12 805mm 14 3 4 375mm temporary quick solution However we highly Depth D 15 3 4 401mm 17 3 4 451mm recommend using the first option above If the noise is still present even though the RCA cables are unplugged then try changing the AC outlet If the hum noise still persists at this point please contact an Weight 24 Ibs 10 9 kgs 31 Ibs 14 1 kgs including 5 8 15mm rubber feet Moding Am piNer Contos Earthquake Technician by phone US Toll Free 1 800 576 7944 or e mail tech earthquakesound com 10 Specifications are subject to change without notice FIVE 5 YEARS LIMITED WARRANTY GUIDELINES Earthquake warrants the original purchaser that all Factory Sealed New Audio Products be free from defects in material and workmanship under normal and proper use for a period of five 5 years from the date of purchase as shown on the original sales receipt with serial number affixed written on it The five 5 years warranty period is valid only if the product is properly installed by an Earthquake authorized installer and the warranty registration card is properly filled out and sent to Earthquake Sound Corporation If the product is installed by a non authorized installer a ninety 90 days warranty period applies A Five 5 years limited warranty plan coverage guidelines e First year Earthquake pays for labor parts and ground shipping only in
10. ents Seating Based Placing the two subwoofers on the vertical axis of the seating area faster bass TV SCREEN SUB SUB LFE L LFE R qa SURROUND LEFT a SUB LFE Figure 4 Four 4 MKIV Arrangement More bass in the right places SPEAKER ARRANGEMENT Home theater performance depends very much so on product performance room size and speaker placement Reading this manual following your priorities and these procedures will pay off with a big improvement to sound quality and sonic performance Basics of speaker placement can help you make the smartest choice for your specific room There is no magic bullet in home theater which is why this is called custom home theater Every speaker has different sonic characteristics every room has different acoustic properties everyone s ears hear sound a little differently and your left ear has a different sensitivity than your right ear So in the end you may use this manual as a starting guideline However when it comes to actually setting up your speaker system let your own ears be the judge Center Channel Speaker Placement This should be the first speaker you place in your home theater room The job of a center channel is to anchor dialogue and other on screen sounds to the screen Thus its position depends upon where you put your TV Place your center channel directly above or below your TV centered make sure the speaker s front edge is precisely aligned with the f
11. equency 40Hz 180Hz e Input Impedance 10 kOhm Inspect the fuse pg 5 e Input Sensitivity 0 1 1 5V Power Supply 115 230V 60 50Hz LEDLIGHTS UP BUT STAYS RED e Fuse Rating 115V T2AL 250V e Make sure that the POWER switch is either set to ON or AUTO position e Check if signal is present at the RCA The LED should turn blue when signal is detected and produce output e fthe LED remains red then the problem is at the source of the audio cable SUBWOOFER e Troubleshoot the RCA cables by temporarily connecting them to the stereo left and or right of the source unit The subwoofer can be heard if the cables are good Ifthe cables are confirmed to be okay but there is still no output when connected to the SUB OUT of the receiver processor check the subwoofer setting at the source Once again make sure that the subwoofer s POWER switch is either set to ON or AUTO 230V T1AL 250V HUM NOISE Keeping the subwoofer on unplug the RCA cable or speaker wires from the subwoofer If the noise goes away then the problem is coming from the source There are 2 options to SPECS MKIV10 MKIV12 solve this problem e Make sure that all other units in the system are grounded Fred espouse Z9nZ 100k ee together 18 22 AWG wire with the exception of our Output Level gt 130dB including room gain subwoofer Height H 12 1 8 308mm 14 3 4 375mm ae ie ee on x ae me the l r 7 5 che
12. fire or electric show do not expose this product to rain or moisture SUPERNOVA MKIV USER S MANUAL WHAT MAKES A SUPERNOVA The Supernova MKIV is a high performance power subwoofer with a high excursion driver the patented SLAPS technology and a powerful 450 Watts class A B amplifier The active driver used in the Supernova MKIV subwoofer is designed for accurate reproduction of bass and sub bass frequencies Its motor and voice coil structures were carefully selected to operate with extremely low distortion and impressive transient response while its thermally pressed poly ether foam surround was chosen to allow high excursion without any deformation Opposite to the active driver is the patented SLAPS that dramatically increases subwoofer efficiency and capability for ultra low frequency reproduction at high decibel levels As the name indicates SLAPS Symmetrically Loaded Audio Passive System is built symmetrically which distinguishes it from traditional passive radiators It integrates identical components in its Suspension and design ensuring the unit to move symmetrically in both directions It also overcomes the limitations known from conventional closed and ported designs that prevent radical excursion and deep response The unique SLAPS design allows the active driver compression free movement resulting in deep dynamic and hard hitting bass response Furthermore the pneumatic coupling of the active driver and
13. itional bookshelf speakers on speaker stands slightly behind and to the sides of your listening position Avoid aiming them directly at your listening position You may also try any of our Edgeless SweetSpot IQ Series Image X and RCS in ceiling speakers www earthquakesound com MKIV SUB TV SCREEN gt CENTER y E e T a 25 30 25 30 90 110 90 110 RIGHT Figure 6 Speaker Placement in 5 1 System Position the rear left and right speakers 90 110 across from the primary listening seating spot and at about 6 feet from the floor MKIV SUB TV SCREEN FRONT CENTER FRONT i ee a 25 30 25 30 90 110 90 110 gt D 135 4 y 150 A LEFT REAR A Figure 7 Speaker Placement in 7 1 System Position the left and right surround speakers at 90 angle and the left and right rear speakers at 135 150 angle with respect of the television and about 6 feet from the floor SUPERNOVA MKIV USER S MANUAL SPECIFICATIONS TROUBLESHOOTING AMPLIFIER LED DOES NOT LIGHT UP e Power Output 450 Watts e Verify that the unit is plugged into the power outlet If e Frequency Response 20Hz 180Hz plugged check if the power outlet is active and supplying the appropriate AC voltage e Inspect the power cable Never use one that has been e Crossover Slope 12dB Octave altered in any way e Make sure the subwoofer s MAIN POWER switch is ON e Crossover Fr
14. k Calls attention to a procedure practice AUTION condition of the like that if not correctly performed or adhered to could result in Injury or death WARNING Calls attention to a procedure practice condition of the like that if not correctly performed or adhered to could result in damage to or destruction of part or all of the product gt NOTE Calls attention to information that is essential to highlight The Supernova MKIV is capable of generating high sound pressure levels You should exercise caution when operating this subwoofer system Long term exposures to high levels of sound pressure will cause permanent damage to your hearing Sound pressure levels exceeding 85dB can be dangerous with constant exposure Set your audio system to a comfortable loudness level The Supernova MKIV subwoofer system is designed to generate high levels of low frequencies 110 dB to 128 dB at 20 Hz to 25 Hz and this will transmit a tremendous amount of vibration into walls shelves and the structure thus causing sheet rock flexing glass and other objects to fall off shelves Earthquake Sound Corporation does not assume liability for damages resulting from the direct use of the Supernova MKIV and urges users to play the Supernova MKIV in moderate levels www earthquakesound com IMPORTANT SAFETY INSTRUCTIONS M Read these instructions in their entirety M Store this manual and packaging in a safe place Heed all wa
15. l get You will probably notice that the bass sounds a little bit different as you move around the room from one location to another When you reach a spot where the bass sounds best that may be the location where you want to place the subwoofer We recommend placing the subwoofer with the active driver facing the listening while the passive faces the wall or corner After finding the best subwoofer placement you will need to set the phase Earthquake subwoofers are equipped with 0 180 phase control switch Simply play one of your favorite songs or movie scenes and switch the phase control back and forth You may need assistance from a friend or family member Choose the setting that produces the most bass while all your speakers are playing Figure 1 through 4 illustrate the bass response in the room when placing the MKIV in different location of the room www earthquakesound com SUB LFE TV SCREEN FRONT LEFT SURROUND SURROUND LEFT a Figure 1 Corner Loading Placement Ideally place the seating about 2 3 of the room away from the television 9dB TV SCREEN SUB LFE R SURROUND SURROUND Figure 2 Two 2 MKIV Arrangements Seating Based Placing the two subwoofers on the horizontal axis of the seating area when sharing open space with another room EQ PR Mktg SUPERNOVA MKIV USER S MANUAL SUBWOOFER PLACEMENT TV SCREEN SURROUND i SURROUND Figure 3 Two 2 MKIV Arrangem
16. mp finish due to improper exposure to elements Bent amplifier casing damaged finish on the casing due to abuse misuse or improper use of cleaning material Burnt tracers on PCB Product part damaged due to poor packaging or abusive shipping conditions Subsequent damage to other products Awarranty claim will not be valid if the warranty registration card is not properly filled amp returned to Earthquake with a copy of the sales invoice E Service Request To receive product s service contact Earthquake Sound s service department at 510 732 1000 and request an RMA number Return Material Authorization item s shipped without a valid RMA number will be refused Make sure you provide us with your complete and correct shipping address a valid phone number and a brief description of the problem you are experiencing with the product In most cases our technicians might be able to resolve the problem over the phone thus eliminating the need to ship the product F Shipping Instructions Product s must be packaged in its original protective box es to minimize transport damage Shipper claims regarding item s damaged in transit must be presented to the carrier Earthquake Sound Corporation reserves the right to refuse improperly packed product s A copy of original sales receipt must accompany product s returned for service We encourage you to include a written description of the problem inside the package Ship product to E
17. or 230V environment Simply slide the selector to the required power input setting AC Power Connector This AC line connector is fused to protect the amplifier from unwanted power surges Be sure to use the proper fuse rating when replacing the existing fuse Fuse Compartment For your convenience extra fuses are provided inside this compartment To access these extra fuses simply unplug the power cable from the subwoofer place a flat head screw driver in the small notch and pry it open as illustrated FOR YOUR SAFETY PLEASE MAKE SURE THAT THE SUBWOOFER IS NOT CONNECTED TO ANY POWER SOURCE PRIOR TO ACCESSING THE AC SELECTOR AND OR FUSE COMPARTMENT www earthquakesound com SUBWOOFER CONNECTIONS High Level Speaker Connection For the best performance you might consider RCA connection if it is available on your source If not then high level input will do 1 Since bass is mono you can connect the high level input of any of the front speakers to your MKIV For ease of wiring pick the speaker that is closest to the subwoofer Simply piggy back a wire from the speaker to the subwoofer and youre up and running Note The high level input for satellite speakers is fitted with a high pass filter 70Hz It is only powered when the main or front speaker signals are driven into the HIGH LEVEL INPUT These terminals are marked with red and black to indicate the amp respectively 2 Adjust the subwoofer low
18. rnings Follow instructions do not take short cuts Do not use this product near water Clean only with a dry cloth N WN AN WAN K Do not block any ventilation openings Install in accordance to the manufacturer s instructions KN Do not install near any heat sources such as radiators heat registers stoves or other equipments that produce heat M Do not defeat the safety purpose of the polarized or grounding type plug A polarized pug has two blades with one wider than the other A grounding type plug has two blades and a third grounding blade The wide blade or the third blade is provided for your safety If the provided plug does not fit into your outlet consult an electrician for replacement of the obsolete outlet M Protect the power cord from being walked on or pinched particularly at plugs convenience receptacles and the point where they exit from the equipment M Only use attachments and accessories specified by the manufacturer M Use only compatible rack or cart for final resting position M Unplug this product during lighting storm or when unused for along period of time M Refer all servicing to qualified service personal Servicing is required when the product does not operate normally has been dropped or damaged in any way i e power supply cord or plug is damaged liquid has been spilled or objects have fallen into the product exposure to rain or moisture etc M To reduced the risk of
19. ront edge of your TV screen to reducing distortion caused by sound reflecting and diffracting off the TV s cabinet If possible the height of the center channel speakers should be as high as your ears in a sitting position as illustrated in Figure 5 Figure 5 Front Speaker Placement Front Left amp Right Soeaker Placement In a home theater system front speakers are responsible for movies sound tracks and dynamic actions The front speakers need to sync the video event with the audio For instance when there is a moving vehicle from the left to the right of the screen the sound should travel from the left front speaker to the right front speaker In a two channel stereo system the front speakers are responsible for producing all of the sound staging imaging and depth of field Placing the speakers too close to each other will compromise the stage while placing them too far from each other will break the images Front speakers should be placed at an equal distance from the TV and the primary listening spot sweet spot Together with the center channel Specifications are subject to change without notice SUPERNOVA MKIV USER S MANUAL speaker they should form a slight arc with all three speakers at exactly the same distance from where you sit as illustrated in Figure 5 The tweeters from all three front speakers should have the same elevation as your ears while seated Any deviation will work but it may reduce the
20. tellite speakers front or rear NOTE DO NOT USE HIGH LEVEL AND LOW LEVELINPUT AT THE SAME TIME Auto Sensing Power Switch When ON the amplifier will stay on regardless of signal existence If set on AUTO the amplifier will automatically turn on when audio signal is detected In this setting the amplifier will also automatically turn off after 30 minutes if no signal is detected When OFF the amplifier will remain off even when the main power switch is in the ON position Phase Shift Switch 0 180 phase switch to correct the sub s phase with respect to the satellite speakers Note that maximum bass is only achieved when the sub is in phase with the rest of the speakers in your system Specifications are subject to change without notice SUPERNOVA MKIV USER S MANUAL 5 Low Pass Filter 12dB Octave variable filter from 40Hz to 180Hz designed to control the sub s cut off frequency 6 Volume Control Manual adjustment of the subwoofer s sound level Always start at MIN position and slowly increase the volume to reach the desired subwoofer sound level 7 LED Power Indicator This LED reflects the power status of the whole unit and the state of amplifier Note that this LED will only light up when the main power switch is in the ON position POWER aii ne LED Color Main Power Switch This switch controls the AC power going to the amplifier AC Selector The Supernova MKIV can operates in 115V
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