Instruction/ maintenance manual of the product MK IV Sunfire
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User's Manual 2 Safety Instructions 1. Read Instructions -– All the safety and operation instructions should be read before the Sunfire Component is operated. 2. Retain Instructions — The safety and operating instructions should be kept for future reference.
User's Manual 3 15. To prevent electric shock , do not use this polarized plug with an extension cord, receptacle or other outlet unless the blades can be fully inserted to prevent blade exposure.
User's Manual 4 Your Sunfire Subwoofer should reach you in perfect condition. If you do notice any shipping damage, please contact your Sunfire Dealer immediately.
User's Manual 5 Your Sunfire Subwoofer is designed to give you the best possible low-frequency sound quality for your home theater experience. It incorporates a tremen- dously powerful built-in amplifier and a pair of drivers to produce tight, floor- rumbling bass down to 18 Hz, that you can feel as well as hear.
User's Manual 6 FUSE 1 2 3 4 5 6 7 8 9 10 1. Power/Auto on Indicator This light is bright when the subwoofer is on, and dim when the subwoofer is in its standby mode. This is controlled by the AUTO ON/OFF circuit. The presence of an audio signal turns the unit on.
User's Manual 7 system or neighbors are disturbed by ultra low bass. 6. High Level Inputs Under normal conditions, the preferred connection is through the Line Level inputs. If this is difficult or not possible in your system, then you can use the High Level inputs.
User's Manual 8 Installation Observe the following general precautions and read the safety instructions on pages 2 and 3 before using your Sunfire Subwoofer. • Never open the cabinet or remove the metal control panel as this might result in an electrical shock to you or damage to the unit.
User's Manual 9 Please consider the following when setting up your new system : • Before making or changing any connections, ALWAYS make sure that the subwoofer is unplugged from the wall and your other components are turned OFF. Also turn down the volume control of the subwoofer and your preamplifier or receiver.
User's Manual 10 Your Sunfire Subwoofer is designed to be placed in a corner and this will produce optimum performance. Experiment with at least two corners and then decide which is the best. #1 is very good positioning. #2 is also excellent but may shake the back wall too much and cause things on or along the wall to rattle too much.
User's Manual 11 System Configurations If your preamplifier has a subwoofer output (often labeled LFE for Low Frequency Effects), it can be connected to the subwoofer ’ s Left (Mono) input as shown. This is the simplest and recom- mended connection.
User's Manual 12 PREAMPLIFIER MAIN OUTPUTS R R L L AMPLIFIER INPUTS TO FR ONT SPEAKERS Y CABLES If your preamplifier does not have a sub/LFE output, you can use “ Y ” cables to send its main outputs to both the subwoofer and your amplifier. The subwoofer will play the low frequency range and your front speakers will play the full range.
User's Manual 13 If you are using a preamplifier which does not have a sub/LFE output, you can send its left and right front output into the subwoofer ’ s Line Level inputs and then connect the subwoofer ’ s High-Pass outputs to the inputs of your amplifier.
User's Manual 14 If you are using a receiver which does not have a subwoofer output or line level outputs (pre-outs), you can connect its speaker outputs to the subwoofer ’ s Speaker-Level inputs. The front speakers can still be connected to your receiver.
User's Manual 15 There are two main methods for adjusting the level, crossover frequency and phase of the Sunfire Subwoofer to match a system: • Bob Carver ’ s preferred method: By listening and making the adjustments to suit your taste. • Laboratory method: By measuring the output and adjusting for a flat frequency response.
User's Manual 16 Specifications Amplifier Output 2,700 watts rms (3.3 Ω impedance) High Cut Filter 35 Hz - 100 Hz Adjustable. Frequency Response 18 Hz - 100 Hz Power Line V oltage US model 120 VAC 50/60 Hz International model 230 VAC 50/60 Hz Dimensions 11" x 11" x 11" Weight 48 lbs Finish Black anodize and black lacquer.
User's Manual 17 T roubleshooting The Sunfire Subwoofer is expertly designed and built to provide years of trouble-free performance. Most problems that occur can usually be solved by checking your setup or making sure that the components connected to the amplifier are on and fully operational.
User's Manual 18 Hum Adding any component such as a subwoofer to an existing system will often give rise to a hum which wasn ’ t there before. Your first thought may be that the subwoofer has a problem, but this is more than likely caused by a “ ground-loop ” in your system.
User's Manual 19 Limited W arranty Sunfire Corporation is proud of its products which have been built with care using advanced technology and premium component parts.
Manual part number 913-016-00 Rev D.
An important point after buying a device Sunfire MK IV (or even before the purchase) is to read its user manual. We should do this for several simple reasons:
If you have not bought Sunfire MK IV yet, this is a good time to familiarize yourself with the basic data on the product. First of all view first pages of the manual, you can find above. You should find there the most important technical data Sunfire MK IV - thus you can check whether the hardware meets your expectations. When delving into next pages of the user manual, Sunfire MK IV you will learn all the available features of the product, as well as information on its operation. The information that you get Sunfire MK IV will certainly help you make a decision on the purchase.
If you already are a holder of Sunfire MK IV, but have not read the manual yet, you should do it for the reasons described above. You will learn then if you properly used the available features, and whether you have not made any mistakes, which can shorten the lifetime Sunfire MK IV.
However, one of the most important roles played by the user manual is to help in solving problems with Sunfire MK IV. Almost always you will find there Troubleshooting, which are the most frequently occurring failures and malfunctions of the device Sunfire MK IV along with tips on how to solve them. Even if you fail to solve the problem, the manual will show you a further procedure – contact to the customer service center or the nearest service center
