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A good user manual
The rules should oblige the seller to give the purchaser an operating instrucion of NHT Powered Subwoofers, along with an item. The lack of an instruction or false information given to customer shall constitute grounds to apply for a complaint because of nonconformity of goods with the contract. In accordance with the law, a customer can receive an instruction in non-paper form; lately graphic and electronic forms of the manuals, as well as instructional videos have been majorly used. A necessary precondition for this is the unmistakable, legible character of an instruction.
What is an instruction?
The term originates from the Latin word „instructio”, which means organizing. Therefore, in an instruction of NHT Powered Subwoofers one could find a process description. An instruction's purpose is to teach, to ease the start-up and an item's use or performance of certain activities. An instruction is a compilation of information about an item/a service, it is a clue.
Unfortunately, only a few customers devote their time to read an instruction of NHT Powered Subwoofers. A good user manual introduces us to a number of additional functionalities of the purchased item, and also helps us to avoid the formation of most of the defects.
What should a perfect user manual contain?
First and foremost, an user manual of NHT Powered Subwoofers should contain:
- informations concerning technical data of NHT Powered Subwoofers
- name of the manufacturer and a year of construction of the NHT Powered Subwoofers item
- rules of operation, control and maintenance of the NHT Powered Subwoofers item
- safety signs and mark certificates which confirm compatibility with appropriate standards
Why don't we read the manuals?
Usually it results from the lack of time and certainty about functionalities of purchased items. Unfortunately, networking and start-up of NHT Powered Subwoofers alone are not enough. An instruction contains a number of clues concerning respective functionalities, safety rules, maintenance methods (what means should be used), eventual defects of NHT Powered Subwoofers, and methods of problem resolution. Eventually, when one still can't find the answer to his problems, he will be directed to the NHT service. Lately animated manuals and instructional videos are quite popular among customers. These kinds of user manuals are effective; they assure that a customer will familiarize himself with the whole material, and won't skip complicated, technical information of NHT Powered Subwoofers.
Why one should read the manuals?
It is mostly in the manuals where we will find the details concerning construction and possibility of the NHT Powered Subwoofers item, and its use of respective accessory, as well as information concerning all the functions and facilities.
After a successful purchase of an item one should find a moment and get to know with every part of an instruction. Currently the manuals are carefully prearranged and translated, so they could be fully understood by its users. The manuals will serve as an informational aid.
Table of contents for the manual
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Page 1
Classic P owered Subwoofers T en T welve Owners Manual[...]
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Page 2
1. READ INSTRUCTIONS - All safety and operating instructions should be read before the appliance is operated. 2. RET AIN INSTRUCTIONS - Safety and operating instructions should be retained for future reference. 3. HEED WARNINGS - All warnings on the appliance and in operating instructions should be adhered to. 4. FOLLOW INSTRUCTIONS - All operating[...]
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Page 3
The key to placing your subwoofer for optimal enjoyment is to remember that low frequencies produce sounds with long wavelengths, which interact in complex ways with room boundaries, such a walls and corners, and other large objects as well. Placing the subwoofer near to a room boundary will tend to increase its app arent bass output, but may resul[...]
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Page 4
T wo tip s on using the Low Pass Filter: As a starting point, set Low Pass Filter to the 1 o’clock position. This will result in an 80Hz low p ass. As the set- ting is typical for most Dolby Digital / DTS applications. Note: The LFE input byp asses the adjustable 12dB Low Pass Filter . See the Fine-T uning section for further adjustment guideline[...]
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Page 5
Connecting The T en OR T welve Caution: Before connecting the T en OR T welve to your audio system, it is important to unplug or turn of f all AC power connections to connected components such as receivers, amplifiers, preamplifiers, and processors. Do not plug in or connect the T en OR T welve subwoofer to AC power until all connections have been [...]
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• For amps and receivers with sep arate A and B speaker outputs, connect one p air of speaker cables from your receiver's S peaker A outputs to your main L & R speakers, and a second pair from your receiver's S peaker B outputs to the T en OR T welve's High-Level Input. Use this method only if both A & B speaker outputs can[...]
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The frequency chart below lists some terms commonly used to describe different bands of the frequency spectrum. Listen to your system and make adjustments to achieve a seamless blend between your main speakers and the T en or T welve. Four common problems are outlined below . Follow the flow chart to correct these. See the glossary for any terms yo[...]
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• reinstall the fuse holder Always replace the fuse with one of the exact same specifications. T en: For systems operating at 1 15 volts, use only a 5x20 mm, T3A, 250-volt slow-blow fuse. For systems operating at 230 volts, use only a 5x20 mm, T2.0A, 250-volt slow-blow fuse. T welve: For systems operating at 1 15 volts, use only a 5x20 mm, T5A, 2[...]
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Glossary Active: Uses electrical power . Amplifier: An electronic device that increases the cur- rent and/or voltage of a signal, providing power to the loudspeakers (i.e. power amplifier , integrated amplifier , receiver). Bass: The range of audio frequencies below 180Hz, characterized by low pitch. Crossover: An electronic circuit that divides an[...]
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Page 10
the back of a receiver , integrated amplifier or power amplifier . Midrange: The frequency span in the middle of the audio range, roughly 180Hz - 3000Hz. Also used to describe the driver that reproduces these frequencies. Ohm: A unit of electrical resistance. That which opposes an electric current in a conductor . In audio, a measure of the load pr[...]
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Absolute Zero Tw o Three Four T wo C Te n Specifications System T ype Driver Complement T weeter- Woofer- Video Shielded Unless Noted Response Sensitivity Impedance Recommended Amplifier Power RMS Weight Dimensions Finish 2-Way Acoustic Suspension 2-Way Acoustic Suspension 3-Way Acoustic Suspension 0.75” fluid cooled aluminum dome with neodymium [...]