9. Power Cord Protection — Power-supply Safety Instruc tions cords should be routed so that they are 1. Read In struc tions -– All the safe ty and not likely to be walked upon or pinched by op er a tion instructions should be read before items placed upon or against them, paying the Sunfi re Com po nent is operated. particular at ten tion to cords at plugs, con- 2. Retain Instructions — The safety and oper- ve nience re cep tacles, and the point where ating in struc tions should be kept for future they exit the Com po nent. reference. 10. Cleaning — The Com po nent should 3. Heed Warnings — All warnings on the be cleaned only as recommended in this Com po nent and in these op er at ing in struc - manual. tions should be followed. 11. Non-use Pe ri ods—The pow er cord of 4. Follow Instructions — All operating and the Com po nent should be un plugged from other in struc tions should be followed. the outlet when unused for a long pe ri od of time. 5. Water and Moisture — The Component should not be used near water - for example, 12. Object and Liquid Entry — Care near a bathtub, wash bowl, kitchen sink, laun- should be taken so that objects do not fall dry tub, in a wet base ment, or near a swim- into and liquids are not spilled into the in- ming pool, etc. This Component is intended side of the Com po nent. Do not expose the for use in Moderate climates. Do not use in Component to dripping or splashing from Tropical climates. liquids. Do not place objects fi lled with liquids on top of, or near the Component. 6. Ventilation — The Component should For example, no vases, glasses of wine, be situated so that its location or position or cans of pop. does not interfere with its proper ven ti la tion. Ensure a minimum distance of 2 inches 13. Damage Re quir ing Service — The (5 cm) around the Component for suffi cient Com po nent should be serviced only by ventilation. For example, the Component qualifi ed service per son nel when: should not be situated on a bed, sofa, rug, A. The power-supply cord or the plug has or similar surface that may block any ven ti - been dam aged; or la tion; or placed in a built-in installation such B. Objects have fallen, or liquid has spilled as a bookcase or cabinet that may impede into the Component; or the fl ow of air. Ensure that the ventilation is C. The Com po nent has been exposed to not impeded by covering the control panel rain; or with items such as newspapers, table-cloths, curtains, shaggy dogs, sleeping cats etc. D. The Com po nent does not appear to oper- ate normally or exhibits a marked change 7. Heat and Flames — The Com po nent in per for mance; or should be situated away from heat sources such as radiators, or other devices which E. The Component has been dropped, or its produce heat. Do not place naked fl ame cabinet damaged. sources, such as lighted candles on top of, 14. Servicing — The user should not at- or near the Component. tempt to service the Component beyond 8. Power Sources — The Com po nent should those means de scribed in this op er at ing be con nect ed to a power supply only of the manual. All other ser vic ing should be type de scribed in these op er a tion in struc - referred to qualifi ed service personnel. tions or as marked on the Com po nent. 2 5SERgS-ANUAL 15. To prevent electric shock, do not This apparatus does not exceed the Class use this polarized plug with an extension A/Class B (which ev er is ap pli ca ble) limits cord, re cep ta cle or other outlet unless the for radio noise emis sions from digital ap- blades can be fully inserted to prevent paratus as set out in the radio interference blade ex po sure. regulations of the Canadian De part ment of Pour préevenir les chocs électriques ne Com mu ni ca tions. pas utiliser cette fi che polariseé avec un prolongateur, un prise de courant ou une ATTENTION — Le présent appareil numéri- autre sortie de courant, sauf si les lames que n'émet pas de bruits radioélectriques peuvent être insérées à fond sans laisser dépassant las limites applicables aux ap- aucune pariie à découvert. pareils numériques de class A/de class B (selon le cas) prescrites dans le règlement 16. Grounding or Polari za tion — Pre cau - sur le brouillage radioélectrique édicté tions should be taken so that the ground- par les ministere des com mu ni ca tions du ing or polarization means of the Com- Canada. po nent is not defeated. WARNING:THIS SUBWOOFER IS CAPABLE OF PRODUC ING SOUND PRESSURE LEVELS IN EXCESS OF 108 dB. YOU MUST TAKE EVERY PRECAUTION TO PROTECT YOUR HEAR ING FROM PER MA NENT DAM AGE. Contents Safety Instructions.........................................2 Introduction ...................................................4 Features........................................................4 Unpacking .....................................................4 Care ........................................................4 Overview .......................................................5 Control Panel Features .................................6 Installation.....................................................8 Connections ..................................................9 Location ......................................................10 System Confi gurations................................11 Adjusting the Controls .................................15 Specifi cations..............................................16 Troubleshooting Guide................................17 Limited Warranty .........................................19 Service Assistance......................................19 To fi nd out more about this and other Sunfi re products, please visit our website: www.sunfi re.com 5SERgS-ANUAL 3 Introduction Features Thank you for purchasing a Sunfi re • High power, high effi ciency amplifi er True Subwoofer Super Junior. We hope • High gloss, dark rosewood fi nish (also you enjoy it and the music it makes as referred to as Deep Bing Cherry Lacquer) much as we have enjoyed creating it for you. • Very low distortion • Long throw, premium quality drivers The big breakthrough features of the subwoofer are its uncanny tracking • Extremely compact size downconverter and its long throw, high • Automatic signal-sensing turn-on and back-electromotive force driver. Taken standby mode together, they provide this sub woof er with • Line level unbalanced inputs as much bass as you could get from sev- eral 15 inch drivers mount ed in a cabinet • Speaker level binding post inputs the size of a small re frig er a tor. • Line level high-pass outputs • Continuously variable phase control • Continuously variable crossover fre- Unpacking quency adjustment Your Sunfi re Subwoofer should reach • Continuously variable volume level you in perfect con di tion. If you do notice control any ship ping dam age, please contact • Soft clipping circuit allows graceful your Sunfi re Dealer im me di ate ly. overload and prevents speaker dam- Gently lift out the unit and remove all age due to clipping the packing material. It is im por tant to • Gold-plated inputs and outputs. save all the packing ma te ri als and the box in case your subwoofer ever needs to be moved or shipped for repair. Care Make sure that you keep your sales To maintain the speaker cabinet’s fi n- receipt. It is the only way to establish ish, fi rst unplug the power cord and then the duration of your Limited Warranty use a soft cloth to clean the sur fac es. and it may come in useful for insurance pur pos es. If your Sunfi re Subwoofer needs ser- vic ing, please read the Trou ble shoot ing Please take a moment to fi ll out and section on page 17. If a problem still mail the Sunfi re Warranty Registration persists, contact your near est au tho rized card. Also read the serial num ber located Sunfi re Dealer. on the control panel and record it here: Serial Number: Purchased from: Date: 4 5SERgS-ANUAL Overview Your Sunfi re Subwoofer is designed to care should be taken with it, though it is give you the best possible low-fre quen cy still very strong. During installation, you sound quality for your Home Theater ex- should position the driver with the bump pe ri ence. It in cor po rates a tre men dous ly towards a protected side. powerful built-in am pli fi er and a pair of drivers to produce tight, fl oor-rumbling The Amplifi er bass down to 22 Hz, that you can feel as well as hear. The large movement range of the driv- ers creates greater air pressure inside The subwoofer has an adjustable high the box than a con ven tion al woofer. cut fi lter and a choice of speaker-level There fore, the drive am pli fi er must be or line-level inputs for easy in cor po ra tion much more powerful than an or di nary into existing systems, or as part of a woofer amplifi er. In fact, it has to be so subwoofer/satellite speaker com bi na tion. powerful that it is almost hard to believe. Controls for adjusting the volume, The power amplifi er within your Sunfi re crossover frequency and phase, allow Subwoofer is capable of de liv er ing over the subwoofer to be perfectly matched 1,500 watts into a 4.6 ohm resistor (the to any listening environment and audio voice coil re sis tance of the subwoofer’s components. driver). When the same full output is ap- plied to the driver, however, the enor- The Drivers mous back-elec tro mo tive force gen er at ed as a con se quence of its large motion and To have lots of bass requires moving giant magnet causes the current fl ow to lots of air.