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13. Nonuse periods - The power cord of the appliance should be unplugged from the
outlet when left when left unused for a long period of time.
14. Object and Liquid Entry - Care should be taken so that objects do not fall and
liquids are not spilled into the product case through product openings.
15. Damage Requiring Service - Unplug this product from the wail outlet and take it
to qualified service personnel under the following conditions.
a) When the power-supply cord or plug is damaged.
b) If liquid has been spilled into, 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 when used according to the operating
instructions.
Adjust only those controls that are covered by the operating instructions as
an improper adjustment of other controls may interfere with the product's
normal operation.
e) If the product has been dropped or damaged in any way.
f) When the product exhibits a distinct change in performance-this indicates a
need for service.
16. Servicing - The user should not attempt to service the product beyond that
described in the operating instruction. All servicing should be referred to qualified
service personnel.
17. 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 circuits. When installing an outside antenna system,
extreme care should be taken to keep from touching power lines or circuits as
contract with them might be fatal.
18. If an outside antenna is connected to the receiver, be sure the antenna system is
grounded so as to provide some protection against voltage surges and built up
static. Section 810 of the National Electrical Code ANSI/NEFA 70 provides
information with respect to proper to grounding of the mast and supporting
structure, grounding conductress, location of antenna-discharge unit, size of
grounding electrodes, and requirements for the grounding electrode (see figure).
19. Cleaning - Unplug this product from the wall outlet before cleaning. Do not use
liquid cleaners or aerosol cleaners. Use a damp cloth for cleaning.
20. Lightning - For added protection for this product 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.
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