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10. Grounding or Polarization — This product,when used with an optional AC
adapter, may be equipped with a polarized alternating-current line plug (a
plug having one blade wider than the other). This plug will fit into the
power outlet only one way. This is a safety feature. If you are unable to
insert the plug fully into the outlet, try reversing the plug. If the plug
should still fail to fit, contact your electrician to replace your obsolete
outlet.
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 product.
12. Lightning — For added protection for this product when used with an
optional AC adapter 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
product due to lightning and power-line surges.
13. Overloading — Do not overload wall outlets, extension cords, or integral
convenience receptacles as this can result in a risk of fire or electric
shock.
14. Object and Liquid Entry — Never push objects of any kind into this
product through openings as they may touch dangerous voltage points or
short-out parts that could result in a fire or electric shock. Never spill
liquid of any kind on the product.
15. Servicing — Do not attempt to service this product yourself as opening or
removing covers may expose you to dangerous voltage or other hazards.
Refer all servicing to qualified service personnel.