User manual YAMAHA AA5

[. . . ] Modifications not expressly approved by Yamaha may void your authority, granted by the FCC, to use the product. The user's manual, may cause interference harmful to the operation of other electronic devices. Compliance with FCC regulations does not guarantee that interference will not occur in all installations. If this product is found to be the source of interference, which can be determined by turning the unit "OFF" and "ON", please try to eliminate the problem by using one of the following measures: Relocate either this product or the device that is being affected by the interference. [. . . ] If these corrective measures do not produce satisfactory results, please contact the local retailer authorized to distribute this type of product. Read all Safety Instructions, Installation Instructions, Special Message Section items, and any Assembly Instructions found in this manual BEFORE making any connections, including connection to the main supply. Do not attempt to service this product beyond that described in the user-maintenance instructions. All other servicing should be referred to qualified service personnel. Main Power Supply Verification: Yamaha products are manufactured specifically for the supply voltage in the area where they are to be sold. If you should move, or if any doubt exists about the supply voltage in your area, please contact your dealer for supply voltage verification and (if applicable) instructions. For name plate location, please refer to the graphic found in the Special Message Section of this manual. When connecting this product to accessories and/ or another product use only high-quality shielded cables. Failure to follow instructions could void your FCC authorization to use this product in the USA. This product has been tested and found to comply with the requirements listed in FCC Regulations, Part 15 for Class "B" digital devices. Compliance with these requirements provides a reasonable level of assurance that your use of this product in a residential environment will not result in harmful interference with other electronic devices. If you experience any hearing loss or ringing in the ears, you should consult an audiologist. IMPORTANT: The louder the sound, the shorter the time period before damage occurs. Some Yamaha products may have benches and/or accessory mounting fixtures that are either supplied as a part of the product or as optional accessories. Please make sure that benches are stable and any optional fixtures (where applicable) are well secured BEFORE using. * Before making connections, set the power switch to its OFF position. R AUX IN: Connect an external audio device such as a CD player, MD player, etc. T LINE OUT: Converts the impedance of the INPUT jack's signal and sends the signal out through this jack (bypassing the TONE circuit). Connecting the signal from this jack to the INPUT jack on another AA5 allows sound output from a 4-speaker system (2x2). * Use the supplied AC power adaptor, or an AC power adaptor that delivers DC6-9V/1A or less ( ). * To protect the speakers, set the volume control w to "0" when switching the power ON/OFF. Also, set the power to its "OFF" position when the AA5 is not in use. [. . . ] I Battery Box: When using battery power, properly insert four AA size batteries into the battery box as shown in the illustration below (take careful notice of the polarity markings). * As battery power gets low, the sound will become distorted and noisy. â· Make sure all batteries are inserted with their poles properly aligned. , or mix different battery types (alkaline, manganese, different manufacturers, different types by the same manufacturer, etc. [. . . ]