Onkyo TX-DS747 Owner Manual - Page 3

WARNING: TO REDUCE THE RISK OF FIRE OR ELECTRIC SHOCK. DO NOT EXPOSE THIS APPLIANCE TO RAIN OR MOISTURE. 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. lAi I WARNING RISK OF ELECTRIC SHOCK DO NOT OPEN A I The lightning flash with arrowhead symbol, within an equilateral triangle, is intended to alert the user to the presence of uninsulated "dangerous voltage" within the product's enclosure that may he of sufficient magnitude to constitute a risk of electric shock to persons. The exclamation point within an equilateral triangle is intended to alert the user to the presence of important operating and maintenance I (servicing) instructions in the literature accompanying the appliance. Important Safeguards 1. Read Instructions - All the safety and operating instructions should be read before the appliance is operated. Retain Instructions The safety and updating instructions should be retained for future reference. 3. Heed Warnings - All warnings on the appliance and in the operating instructions should be adhered to. 4. Follow Instructions - All operating and use instructions should be followed. 5. Water and Moisture - The appliance 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, and the like. 6. Carts and Stands - The appliance should be used only with a cart or stand that is recommended PORTABLE CART WARNING by the manufacturer. 6A. An appliance and cart combina- tion should be moved with care. Quick stops, excessive force. and uneven surfaces may cause the appliance and cart combination to overturn. w" S3125A 7. Wall or Ceiling Mounting -The appliance should be mounted to a wall or ceiling only as recommended by the manufacturer. 8. Ventilation - The appliance should be situated so that its location or position does not interfere with its proper ventilation. For example, the appliance should not be situated on a bed, sofa, rug, or similar surface that may block the ventilation openings; or if placed in a built-in installation, such as a bookcase or cabinet that may impede the flow of air through the ventilation openings, there should be free space of at least 20 cm (8 in.) and an opening behind the appliance. 9. Heat - The appliance should be situated away from heat sources such as radiators, heat registers, stoves, or other appliances (including amplifiers) that produce heat. 10. Power Sources - The appliance should be connected to a power supply only of the type described in the operating instructions or as marked on the appliance. 1 1 . Polarization - If the appliance is provided with a polarized plug having one blade wider than the other, please read the following information: The polarization of the plug is a safety feature. The polarized plug will only tit the outlet one way. if the plug does not fit fully into the outlet, try reversing it. If there is still trouble, the user should seek the services of a qualified electrician. Under no circumstances should the user attempt to defeat the polarization of the plug. 12. 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, especially near plugs, convenience receptacles, and the point where they exit from the appliance. 13. Cleaning - The appliance should be cleaned only as recommended by the manufacturer. 14. Power Lines - An outdoor antenna should be located away from power lines. 15. Nonuse Periods - The power cord of the appliance should be unplugged from the outlet when left unused for a long period of time. 16. Object and Liquid Entry - Care should be taken so that objects do not fall and liquids are not spilled into the enclosure through openings. 17. Damage Requiring Service - The appliance 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 appliance; or C. The appliance has been exposed to rain; or D. The appliance does not appear to operate normally or exhibits a marked change in performance; or E. The appliance has been dropped, or the enclosure damaged. 18. Servicing - The user should not attempt to service the appliance beyond that described in the operating instructions. All other servicing should be referred to qualified service personnel. 19. Outdoor Antenna Grounding - If an outside antenna is connected to the receiver, VC sure li lt. antenna system 01 grounded so as to provide some protection against voltage surges and built up static charges. Article 810 of the National Electrical Code, ANSI/NFPA 70. provides information with regard to proper grounding of the mast and supporting structure, grounding of the lead-in wire to an antenna-discharge unit, size of grounding conductors, location of antenna-discharge unit, connection to grounding electrodes, and requirements for the grounding electrode. See Figure 1 . FIGURE 1: EXAMPLE OF ANTENNA GROUNDING AS PER NATIONAL ELECTRICAL CODE GROUND CLAMP ELECTRIC SERVICE EQUIPMENT ANTENNA LEAD IN WIRE ANTENNA DISCHARGE UNIT (NEC SECTION 810-20) GROUNDING CONDUCTORS (NEC SECTION 810-21) GROUND CLAMPS POWER SERVICE GROUNDING ELECTRODE SYSTEM (NEC ART 250, PART H) NEC - NATIONAL ELECTRICAL CODE 52898A 3