Yamaha NS-P220 Owner's Manual - Page 2

CAUTION RISK OF ELECTRIC SHOCK DO NOT OPEN CAUTION: TO REDUCE THE RISK OF ELECTRIC SHOCK, DO NOT REMOVE COVER (OR BACK). NO USER-SERVICEABLE PARTS INSIDE. REFER SERVICING TO QUALIFIED SERVICE PERSONNEL. IMPORTANT Please record the serial number of this system in the space below. Model: Serial No.: The serial number is located on the rear of the main unit. Retain this Owner's Manual in a safe place for future reference. • Explanation of Graphical Symbols The lightning flash with arrowhead symbol, within an equilateral triangle, is intended to alert you to the presence of uninsulated "dangerous voltage" within the product's enclosure that may be of sufficient magnitude to constitute a risk of electric shock to persons. The exclamation point within an equilateral triangle is intended to alert you to the presence of important operating and maintenance (servicing) instructions in the literature accompanying the appliance. WARNING TO REDUCE THE RISK OF FIRE OR ELECTRIC SHOCK, DO NOT EXPOSE THIS APPLIANCE TO RAIN OR MOISTURE. SAFETY INSTRUCTIONS 1 Read Instructions - All the safety and operating instructions should be read before the unit is operated. 2 Retain Instructions - The safety and operating instructions should be retained for future reference. 3 Heed Warnings - All warnings on the unit and in the operating instructions should be adhered to. 4 Follow Instructions - All operating and other instructions should be followed. 5 Water and Moisture - The unit should not be used near water - for example, near a bathtub, washbowl, kitchen sink, laundry tub, in a wet basement, or near a swimming pool, etc. 6 Carts and Stands - The unit should be used only with a cart or stand that is recommended by the manufacturer. 6A A unit and cart combination should be moved with care. Quick stops, excessive force, and uneven surfaces may cause the unit and cart combination to overturn. 7 Wall or Ceiling Mounting - The unit should be mounted to a wall or ceiling only as recommended by the manufacturer. 8 Ventilation - The unit should be situated so that its location or position does not interfere with its proper ventilation. For example, the unit should not be situated on a bed, sofa, rug, or similar surface, that may block the ventilation openings; or placed in a builtin installation, such as a bookcase or cabinet that may impede the flow of air through the ventilation openings. 9 Heat - The unit should be situated away from heat sources such as radiators, stoves, or other appliances that produce heat. 10 Power Sources - The unit should be connected to a power supply only of the type described in the II operating instructions or as marked on the unit. 11 Power-Cord Protection - Power-supply cords should be routed so that they are not likely to be walked on or pinched by items placed upon or against them, paying particular attention to cords at plugs, convenience receptacles, and the point where they exit from the unit. 12 Cleaning - The unit should be cleaned only as recommended by the manufacturer. 13 Lightning - For added protection for this unit during a lightning storm, or when it is left unattended and unused for long periods of time, unplug it from the wall outlet and disconnect the antenna or cable system. This will prevent damage to the unit due to lightning and power-line surges. 14 Object and Liquid Entry - Care should be taken so that objects do not fall into and liquids are not spilled into the inside of the unit. 15 Damage Requiring Service - The unit should be serviced by qualified service personnel when: A. The power-supply cord or the plug has been damaged; or B. Objects have fallen, or liquid has been spilled into the unit; or C. The unit has been exposed to rain; or D. The unit does not appear to operate normally or exhibits a marked change in performance; or E. The unit has been dropped, or the cabinet damaged. 16 Servicing - The user should not attempt to service the unit beyond those means described in the operating instructions. All other servicing should be referred to qualified service personnel. 17 Power Lines - An outdoor antenna should be located away from power lines. 18 Grounding or Polarization - Precautions should be taken so that the grounding or polarization is not defeated.