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, paying particular attention to cords at
plugs, convenience receptacles, and the point where exit from the product.
13.NONUSE PERIODS -
The power cord of the product should be unplugged from the outlet when left
unused for long periods of time.
14. OUTDOOR ANTENNA GROUNDING -
If an outside antenna or cable system is connected to the
product, be sure the antenna or cable system is 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.
S2898A NEC – NATIONAL ELECTRICAL CODE
FIGURE 1
EXAMPLE OF ANTENNA GROUNDING
AS PER NATIONAL
ELECTRICAL CODE
15.LIGHTENING -
For added protection for this product during a lightening storm, or when it is left unat
tended and unused for long periods of time, unplug it from the wall outlet and disconnect the antenna
or cable system. This will present damage to the product due to lightening and power-line surges.
16. POWER LINES -
An outside antenna system should not be located in the vicinity of overhead power
lines or other electric light or power circuits, or where it can fall into such power lines or other electric
light or power circuits, or where it can fall into such power lines or circuits. When installing an outside
antenna system, extreme care should be taken to keep from touching such power lines or circuits as
contact with them might be fatal.
17.OVERLOADING -
Do not overload wall outlets, extension cords, or integral convenience receptacles
as this can result in a risk of fire or electric shock.
18.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.
19.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.
20.DAMAGES REQUIRING SERVICE -
Unplug this product from the wall outlet and refer servicing to
qualified service personnel under the following conditions.
a)When the power-supply cord or plug is damaged.
b)If liquid has been spilled, or objects have fallen into the product.
c)If the product has been exposed to rain or water.
d)If the product does not operate normally by following the operating instructions. Adjust only those
controls that are covered by the operating instructions as an improving adjustment of other controls
may result in damage and will often require extensive work by a qualified technician to restore the
product to its normal operation.
e)When the product exhibits a distinct change in performance - this indicates a need for service.
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