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FIGURE A
EXAMPLE OF ANTENNA GROUNDING AS PER
NATIONAL ELECTRICAL CODE
GROUND
CLAMP_
LEAD IN
WIRE
ANTENNA
DISCHARGE UNIT
(NED SECTION 810-20)
ELECTRIC
SERVICE
NEC- NATIONAL ELECTRICAL CODE
$2898A
14.Lightning-For
added protection for this video 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 video product due to lightning and
power-line surges.
15.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 touch-
ing such power lines or circuits as contact with them might
be fatal.
16.Overloading-Do
not overload wall outlets and extension
cords as this can result in a risk of fire or electric shock.
17.Object and Liquid Entry-Never push objects of any kind
into this video product through any 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 video product.
18.Servicing-Do
not attempt to service this video product
yourself as opening or removing covers may expose you
to dangerous voltage or other hazards. Refer all servicing
to qualified service personnel.
19.Damage Requiring Service-Unplug
this video 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
video product.
c. If the video product has been exposed to rain or water.
GROUNDING CONDUCTORS
(NEC SECTION 810-21)
GROUNDCLAMPS
IERViCE GROUNDING
ELECTRODE SYSTEM
(NEC ART 250, PART H)
d. If die video product does not operate normally by follow-
ing the operating instructions. Adjust only those controls
that are covered by the operating instructions as an im-
proper adjustment of other controls may result in damage
and will often require extensive work by a qualified tech-
nician to restore the video product to its normal operation.
e. If the video product has been dropped or damaged in any
way.
f. When the video product exhibits a distinct change in
performance-this indicates a need for service.
20.Replacement
Parts-Whan replacement parts are required,
be sure the service technician has used replacement parts
specified by the manufacturer or have the same charac-
teristics as the original part. Unauthorized
substitutions
may result in fire, electric shock or other hazards.
21.Safety Check-Upon completion of any service or repairs
to this video product, ask the service technician to perform
safety checks to determine that the video product is in
proper operating condition.
22.Heat-This
video product should be situa_:ed away from
heat sources such as radiators, heat registers, stoves, or
other products (including amplifiers) that produce heat.
- 3 -
EN
7K01
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