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Related Manuals for Sunfire Architectural Signature
Summary of Contents for Sunfire Architectural Signature
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Page 2: Safety Instructions
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. 3. Heed Warnings — All warnings on the Component and in these operating instructions should be followed. -
Page 3: Table Of Contents
Specifications ... 16 Troubleshooting guide ... 17 Limited warranty ... 19 Service assistance ... 19 To find out more about this and other Sunfire products, please visit our website: www.sunfire.com User's Manual This apparatus does not exceed the Class A/Class B (whichever is applicable) limits... -
Page 4: Introduction
Introduction Dear Friend: Thank you for purchasing my Sunfire True Subwoofer Architectural Signature. I hope you enjoy it and the music it makes as much as I have enjoyed creating it for you. The big breakthrough features of the subwoofer are its uncanny tracking downconverter and its long throw, high back-electromotive force driver. -
Page 5: Overview
Overview 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 16 Hz, that you can feel as well as hear. -
Page 6: Control Panel Features
Control Panel Features 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. -
Page 7: High Pass Outputs
8. High Pass Outputs Line level high-pass output signals are available at these jacks. These outputs are active whenever a signal is hooked up to the inputs of the subwoofer. The high-pass crossover is a passive User's Manual network with a fixed crossover frequency of 70 Hz and a 6 dB per octave slope. -
Page 8: Installation
To prevent fire or shock, do not expose the unit to rain or moisture. If fluid or a foreign object should enter the unit, immediately turn off the power and contact your Sunfire Dealer. • Avoid excessive exposure to extreme cold or dust. -
Page 9: Connections
• The subwoofer is connected to an outlet on the same circuit breaker, provided that the total system current draw does not exceed the breaker current rating. -
Page 10: Location
Location Placing your Sunfire Subwoofer in a corner of your room will produce optimum performance. Experiment with at least two corners and then decide which is the best. Although low frequencies are non- directional, factors such as room reflections, standing waves, resonance and absorption strongly affect your subwoofer’s performance. -
Page 11: System Configurations
System Configurations The following pages show some typical connections that you might make in your installation. They show how the inputs and outputs of the Sunfire Subwoofer are connected to your preamplifier or receiver. Connections to a preamplifier’s subwoofer output... - Page 12 L-R bass informa- tion. If this is not preserved, the bass in these scenes sounds anemic. The Sunfire Subwoofer utilizes differential gain on the left and right inputs to retain both the L+R and L-R information.
- Page 13 The signals coming out of the subwoofer’s high-pass outputs are not affected by any of the controls. They are just a copy of the signals going in except that the low bass is filtered out.
- Page 14 Using the speaker level inputs 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.
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Page 15: Adjusting The Controls
Adjusting the controls 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. •... -
Page 16: Specifications
Greater than 113dB peak SPL (includes room gain) from 16 Hz to 100 Hz. Measurement method is one meter, anechoic, including room gain. A typical Sunfire subwoofer can be expected to ‘best’ its specified minimum peak SPL by several decibels. Input sensitivity for full output:... -
Page 17: Troubleshooting Guide
Troubleshooting 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. - Page 18 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.
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Page 19: Limited Warranty
Please do not ship Parcel Post. NOTE: Before sending in your unit for repair, you must call Sunfire for return authorization. Include a complete description of the problem, indicating how you have it... - Page 20 Manual part number 913-009-00 Rev D...