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13. Power-Cord P rotection
Power-supply c ordsshouldberoutedso
that theyarenot likely tobewalkedonor
pinched byitemsplaced uponor against
them,payingparticularattentiontocords
at plugs,convenience receptacles, andthe
pointwheretheyexit fromthe product.
14. Outdoor A ntennaGrounding
If anoutsideantenna or cable system is
connected t o the product, b esurethe
antennaor cablesystem is grounded soas
toprovidesome protection against
voltage surges andbuilt-up static
charges.
Article 810ofthe NationalElectrical
Code, A NSUNFPA 70,provides
informa-
tion 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.
EXAMPLE OF ANTENNA GROUNDING
LEAD IN WIRE
(NEC SECTION
810-20)
GROUNDING
CONDUCTORS
_(NECSECTION810-21)
-GROUND
CLAMPS
'OWER SERVICE GROUNDING
ELECTRODE
SYSTEM
NEC - NATIONAL
ELECTRICAL
CODE
(NEC ART 250, PART H)
15. 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.
16.
17.
18.
19.
20.
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
such power lines or circuits
as contact
with them might be fatal.
Overloading
Do not overload
wall outlets,
extension
cords, and integral
convenience
recep-
tacles as this can result
in a risk of fire or
electric
shock.
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.
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.
Damage
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 improper
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) If the product
has been dropped
or
damaged
in any way.
(f) When the product
exhibits
a distinct
change
in performance
-- this indi-
cates a need for service.
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