Sunfire High Resolution Series, User Manual

Page 1: ...User s Manual High Resolution Series Subwoofer HRS 8 HRS 10 and HRS 12 ...

Page 2: ...d upon or against them paying particu lar attention to cords at plugs convenience receptacles and the point where they exit the apparatus 13 Non use Periods The power cord of the apparatus should be unplugged from the outlet when unused for a long period of time 14 Object and Liquid Entry Care should be taken so that objects do not fall into and liquids are not spilled into the inside of the appar...

Page 3: ...in a residential instal lation This equipment generates uses and can radiate radio frequency energy and if not installed and used in accor dance with the instructions may cause harmful interference to radio communica tions However there is no guarantee that interference will not occur in a particular installation If this equipment does cause harmful inter ference to radio or television reception w...

Page 4: ...g it for you The big breakthrough features of the subwoofer are its uncanny 1 000W Track ing Downconverter amplifier and its long throw High Back emf woofer These powerful forces combine to produce as much bass as several 15 inch drivers mounted in a cabinet the size of a small refrigerator And the High Resolution Series extended frequency response means that your subwoofer is the perfect match to...

Page 5: ...river has been designed to travel back and forth approximately five times further than a normal driver This gives lots of air movement and massive bass performance The Tracking Downconverter Amplifier The large movement range of the driver generates greater air pressure inside the box than a conventional driver In order to create this range of movement we designed a drive amplifier that is much mo...

Page 6: ...r end to an AC outlet that is properly configured for the type of plug and has the correct voltage for your model 4 AC Line Fuse The subwoofer is supplied with a conservative slow blow type fuse to protect the electronics If this fuse fails replace it with the exact same type and current rating for your local AC voltage as marked on the control panel near the fuse holder Note Always unplug the pow...

Page 7: ...ll not need to use the high pass function 8 Crossover Frequency This controls the crossover frequency between 30 Hz and 100 Hz If it is set to 30 Hz for example the subwoofer will reproduce those frequencies below 30 Hz Rotating the control clockwise will smoothly increase this frequency range up to 100 Hz In the bypass position the crossover control has no effect You should set this to bypass if ...

Page 8: ...eep it at least two inches away from any walls The metal control plate serves as the amplifier heat sink and also removes internal heat to the outside and into the atmosphere It can reach temperatures of 60 degrees C which feels hot to the touch AC Power Considerations Ensure that the subwoofer is plugged into an outlet capable of supplying the correct voltage specified for your model Unplug your ...

Page 9: ... likely be to the subwoofer so choose a good quality brand Some cables can be a very tight fit and there is usually a preferred method of removing them Some have to be removed with a twisting action Be gentle as twisting may cause damage to the jacks of the subwoofer or your other compo nents Speaker level connections The subwoofer s speaker level in puts can accept speaker wires with banana dual ...

Page 10: ...CD player Next install the subwoofer in the location you have just deter mined is best and remake all your connections Although low frequencies are non di rectional factors such as room reflec tions standing waves resonance and ab sorption will strongly affect your subwoof er s performance Moving the subwoofer from one location to another can have a major effect on the bass response Location Magne...

Page 11: ...e connected to the sub woofer s Left input as shown This is the simplest and recommended connection If you have a Home Theater pro cessor or receiver it probably has an independent subwoofer volume and crossover control If so you should set the subwoofer s volume control to 0 dB the crossover to Bypass and use the processor s subwoofer level and frequency con trols for adjustments Connections to a...

Page 12: ...enly between left and right channels L R bass movie soundtracks often contain differential L R bass If this is not preserved the bass in these scenes sounds anemic The subwoofer utilizes differential gain on the left and right inputs to retain both the L R and L R information Systems that do not have a dedicated Sub LFE output should use both the left and the right inputs as shown for the greatest...

Page 13: ...cept that the low bass is filtered out This uses the subwoofer s passive crossover network set at 70 Hz rather than the active network and other controls This is an excellent method if your speakers are small satellites or mini monitors and or your power amplifier is of limited power such as a tube amp For the ultimate in computer sound systems connect the left and right audio output from your com...

Page 14: ... use the speaker level inputs if you are using a separate preamplifier processor and a power amplifier Such systems are best connected using the line level inputs as shown in the previous diagrams However if you are using the line level inputs and there is a excessive amount of noise or hum present using the speaker level inputs may yield a lower background noise level The subwoofer s two negative...

Page 15: ...me control of the subwoofer to give the same sound pres sure level with the same tone you used in Step 1 Step 3 With both the subwoofer and the main speaker connected measure the level of the tones at the available frequencies Because the crossover is set too high you will have a peaked response Adjust the crossover control to get the smoothest response Adjusting the controls Step 4 Use the phase ...

Page 16: ... sensitivity for full output 240 mVrms from left input with volume control at 0 dB 90 mVrms with volume control fully clockwise 0 48 Vrms from right input with volume control at 0 dB 180 mVrms with volume control fully clockwise Input impedance 30 KΩ for Line Level inputs 5 6 KΩ for speaker or Hi Level inputs Drivers HRS 8 8 203 2 mm HRS 10 10 254 mm HRS 12 12 304 8 mm Extra large magnet and long ...

Page 17: ...justed correctly Check that your processor or receiver s sub output is turned on Some systems only have a sub output signal when the front speakers are set to small If the processor s Sub LFE output has an adjustable crossover frequency make sure that the subwoofer s own crossover point is set to Bypass or part of the bass range may be missing Not enough bass in a 5 1 system 5 1 Home Theater proce...

Page 18: ... or TV which is then connected to the preamp This can be addressed as follows Disconnect all cables which come from outside the room such as cable TV satellite TV or roof top antennas Make sure that they are disconnected where they first enter the room so they are making no connection to your processor TV or any other component If the hum is caused by the cable TV line then you will need a ground ...

Page 19: ...ur op tion of any defective product and shall not in any event include property or any other incidental or consequential dam ages which may result from the failure of this product Some states do not allow limitations on how long an implied warranty lasts and or do not allow the exclusion or limitation of incidental or consequential damages so the above limitations or exclusions may not apply to yo...

Page 20: ...Manual part number 913 140 00 Rev B High Resolution Series Subwoofer HRS 8 HRS 10 and HRS 12 ...