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SAFETY
TIPS
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
(U.S.A.),
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
con-
ductors,
location
of antenna-discharge
unit,
connection
to grounding
electrodes,
and require-
ments for the grounding
electrode.
EXAMPLE OF GROUNDING ACCORDING
TO
NATIONAL ELECTRICAL
CODE INSTRUCTIONS
J
Ground _
Antenna Lead in Wire
I__
1%
Antenna Discharge Unit
(NEC Section 810-20)
Grounding Conductors
(NEC Section 810-21)
Ground Clamps
Power Service Grounding
Electrode System (NEC
Art 250, Part H)
NEC - NATIONAL
ELECTRICAL
CODE
1:5. Lightning
For added protection
for this product
(receiver)
dur-
ing 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.
1,6. Power Lines
An outside
antenna system should not be located in
the vicinity
of overhead
power lines or other elec-
tric light or power circuits,
or where it can fall into
such power lines or circuits.
When installing
an out-
side antenna
system, extreme
care should be taken
to keep flom touching
such power lines or circuits
as contact with them might be fatal.
17. Overloading
Do not overload
wall outlets and extension
cords as
this can result in a risk of fire or electric
shock.
18.
19.
20.
21.
Object
and Liquid
Entry
Never push objects of an3, kind into this product
through openings
as they may touch dangerous
volt-
age 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 expo,;e you to dan-
gerous voItage or other hazards.
Refer all :;ervicing
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.
If 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 fol-
lowing the operating
instructions.
Adjust only
those controls
that are covered
by the operating
instructions
as an iml:,roper adjustment
of other
controls
may result in damage and will often re-
quire extensive
work by a qualifiec[ technician
to restore the product
to its normal operation.
e.
If the product
has been dropped
or the cabinet
has been damaged.
f.
If the product exhibit:_ a distinct
change in per-
formance.
Replacement
Parts
When replacement
parts are required,
be sure the
service technician
has used replacement
parts speci-
fied by the manufacturer
or have the same
characteristics
as the original part. Unauthorized
substitutions
may result in fire, electric
shock, or
other hazards.
22. Safety
Check
Upon
completion
of any :service
or repairs
to this
product,
ask the service
technician
to perform
safety
checks
to determine
that the product
is in
proper
operating
condition.
23. Wall
or Ceiling
Mounting
The prodt, ct should
he mounted
to a wall or ceiling
only as recommended
by the manufacturer.
24. Heat
The product
should
be sil:uated
away from heat
sources
such as radiators,
heat registers,
s_:oves, or
other
products
(including
amplifiers)
that produce
heat.
ENGSAF4
iv
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