在线浏览, 第3页, 雅马哈 Yamaha P-70 使用说明书

P-70 使用说明书 3 IMPORTANT SAFETY INSTRUCTIONS INFORMATION RELATING TO PERSONAL INJURY, ELECTRICAL SHOCK, AND FIRE HAZARD POSSIBILITIES HAS BEEN INCLUDED IN THIS LIST. WARNING - When using any electrical or electronic product, basic precautions should always be followed. These precautions include, but are not limited to, the following: 1. Read all Safety Instructions, Installation Instructions, Spe- cial Message Section items, and any Assembly Instructions found in this manual BEFORE making any connections, includ- ing connection to the main supply. 2. 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) instruc- tions. The required supply voltage is printed on the name plate. For name plate location, please refer to the graphic found in the Special Message Section of this manual. 3. This product may be equipped with a polarized plug (one blade wider than the other). If you are unable to insert the plug into the outlet, turn the plug over and try again. If the problem persists, contact an electrician to have the obsolete outlet replaced. Do NOT defeat the safety purpose of the plug. 4. Some electronic products utilize external power supplies or adapters. Do NOT connect this type of product to any power supply or adapter other than one described in the owners manual, on the name plate, or specifically recommended by Yamaha. 5. WARNING: Do not place this product or any other objects on the power cord or place it in a position where anyone could walk on, trip over, or roll anything over power or connect- ing cords of any kind. The use of an extension cord is not recom- mended! If you must use an extension cord, the minimum wire size for a 25’ cord (or less) is 18 AWG. NOTE: The smaller the AWG number, the larger the current handling capacity. For longer extension cords, consult a local electrician. 6. Ventilation: Electronic products, unless specifically designed for enclosed installations, should be placed in locations that do not interfere with proper ventilation. If instructions for enclosed installations are not provided, it must be assumed that unobstructed ventilation is required. 7. Temperature considerations: Electronic products should be installed in locations that do not significantly contribute to their operating temperature. Placement of this product close to heat sources such as; radiators, heat registers and other devices that produce heat should be avoided. 8. This product was NOT designed for use in wet/damp loca- tions and should not be used near water or exposed to rain. Examples of wet/damp locations are; near a swimming pool, spa, tub, sink, or wet basement. 9. This product should be used only with the components supplied or; a cart, rack, or stand that is recommended by the manufacturer. If a cart, rack, or stand is used, please observe all safety markings and instructions that accompany the accessory product. 10. The power supply cord (plug) should be disconnected from the outlet when electronic products are to be left unused for extended periods of time. Cords should also be disconnected when there is a high probability of lightning and/or electrical storm activity. 11. Care should be taken that objects do not fall and liquids are not spilled into the enclosure through any openings that may exist. 12. Electrical/electronic products should be serviced by a qualified service person when: a. The power supply cord has been damaged; or b. Objects have fallen, been inserted, or liquids have been spilled into the enclosure through openings; or c. The product has been exposed to rain: or d. The product dose not operate, exhibits a marked change in performance; or e. The product has been dropped, or the enclosure of the product has been damaged. 13. Do not attempt to service this product beyond that described in the user-maintenance instructions. All other servic- ing should be referred to qualified service personnel. 14. This product, either alone or in combination with an amplifier and headphones or speaker/s, may be capable of pro- ducing sound levels that could cause permanent hearing loss. DO NOT operate for a long period of time at a high volume level or at a level that is uncomfortable. 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. 15. 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. Some of these items are designed to be dealer assembled or installed. Please make sure that benches are stable and any optional fixtures (where applicable) are well secured BEFORE using. Benches supplied by Yamaha are designed for seating only. No other uses are recommended. PLEASE KEEP THIS MANUAL 92-469-2