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The rules should oblige the seller to give the purchaser an operating instrucion of Dual DC365, 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.
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First and foremost, an user manual of Dual DC365 should contain:
- informations concerning technical data of Dual DC365
- name of the manufacturer and a year of construction of the Dual DC365 item
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- safety signs and mark certificates which confirm compatibility with appropriate standards
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Usually it results from the lack of time and certainty about functionalities of purchased items. Unfortunately, networking and start-up of Dual DC365 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 Dual DC365, and methods of problem resolution. Eventually, when one still can't find the answer to his problems, he will be directed to the Dual 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 Dual DC365.
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Table of contents for the manual
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INSTALLATION & OWNERS' MANUAL In-Ceiling / In-Wall Loudspeakers DC265 / DC365[...]
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2 DC265 / DC365 INSTALLATION Sound Coverage and Speaker Placement Dual architectural speakers are designed to work within nearly all interior decorating schemes where in-wall or flush mounting is feasible. Wall mounted and ceiling mounted speakers should be installed away from corners or intersecting walls, and directly adjacent to the listening ar[...]
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3 DC265 / DC365 COVERAGE & SPEAKER PLACEMENT Audio Imaging: Ceiling or wall speakers can be used as pairs for stereo or used in multiples for 5.1 to 7.1 multi-channel applications. Ideally you should place the stereo or front left and right speakers as directionally balanced as possible to the primary listening area. A common rule is to positio[...]
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4 DC265 / DC365 COVERAGE & SPEAKER PLACEMENT When possible, try to reduce the distance of your speaker from the audio source to achieve the best audio results. The optimum wire run should be no longer than 30 feet for the most favorable results. If you must run wire longer than 30 feet, we recommend using larger wire of 12 or 14 gauge. Among th[...]
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5 DC265 / DC365 INSTALLATION Caution: Do not attempt to connect the speakers to any source, amplifier or receiver that is turned on. Be sure the receiver is off prior to connecting the speakers. Adhere to all electrical and building code requirements for your area. The minimum mounting depth of 4" measured from the face of the wall or ceiling [...]
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DC265 / DC365 INSTALLATION 6 Parallel or series wiring is not recommended for these speakers. The speakers should only be connected to receivers with 4-8 ohm amplifier loading. Avoid parallel or series wiring your Dual speakers with any other speaker type or brand. Always connect speaker wires using the correct polarity. Speaker wires are marked fo[...]
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7 DC265 / DC365 INSTALLATION When ceiling mounting your speakers, attempt to make the locations as symmetrical as possible. When wall mounting, carefully measure the distance from the floor to the speaker center so both speakers are the same distance from the floor. You may use the template that is included with your Dual speakers to determine the [...]
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DC265 / DC365 INSTALLATION Installation Guide Test your system to insure all connections are correct and the speakers are active. These speakers are designed with adjustable tweeters. The tweeters can be rotated or pivoted if desired. The angle of the tweeters can be adjusted diametrically and to a maximum of approximately 20 degrees off axis. Do n[...]
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9 DC265 / DC365 TROUBLESHOOTING Troubleshooting Loudness Button Unnatural Sounds For Your Records Problems? If you hear obvious distortion from the speakers, immediately lower the volume level of your receiver. Those sounds often indicate that either the receiver or the speaker is being overdriven, and damage can result in playing your source mater[...]
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10 DC265 / DC365 WARRANTY Limited Two-Year Warranty This warranty gives you specific legal rights. You may also have other rights which vary from state to state. Dual Electronics Corp. warrants this product to the original purchaser to be free from defects in material and workmanship for a period of two years from the date of the original purchase.[...]
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• Black polypropylene woofer cone • Silk dome tweeter • Rotating directional tweeter • Tweeter protection circuitry • Built-in crossover • Silver plated speaker binding posts • Paintable speaker grille and frame • 150 Watts Maximum Power Handling • 100 Watts RMS Power Handling • 89 dB SPL +/-3dB • 50 Hz to 20,000 Hz • 8 ohm [...]
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Dual Electronics Corp. 21318 64th Ave. South Kent, WA 98032 Toll Free: 1-866-382-5476 www.dualav.com ©2006 Dual Electronics Corp. NSA0306-V01[...]