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I I. Lightning
For added protection for thisTV receiver 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 damageto the TV receiver due to lightning and power-line surges.
12. Power Lines
An outside antenna system should not be locatedin 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.
13. Overloading
Do not overload walt outlets and extension cords as this can result in a risk of fire or electric shock.
14. Object
and Liquid Entry
Never push objects of any kind into thisTV receiver 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 theTV
receiver.
EXAMPLE
OF ANTENNA
GROUNDING
15. Outdoor
Antenna
Grounding
If an outside antenna or cable system is connected to the TV receiver, be sure
the antenna or cable system is grounded so as to provide some
protection against voltage surges and built-up static charges.
Section 810 of the National
Electrical Code,ANSI/NFPA
70-1984, provides information
with respect 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, con-
nection to grounding
electrodes, and requirements
for the
grounding electrode.
LEAD IN WIRE
(NEC SECTION 810-20)
GROUNDING
CONDUCTORS
:_.POWER
SERVIC
E GROUNDING
ELECTRODE
SYSTEM
NEC
--
NATIONAL
ELECTRICAL
CODE
(NEC
ART
250,
PART
H)
16. Servicing
Do not attempt to service this TV receiver yourself asopening or removing covers may expose you to
dangerous voltage or other hazards. Refer all servicing to qualified service personnel.
17. Damage
Requiring
Service
Unplug thisTV receiver from the walt outlet and refer servicing to qualified service personnel under the
following
conditions:
(a) When the power-supply cord or plug isdamaged.
(b) If liquid has been spilled, or objects havefallen into the TV receiver.
(c) If theTV receiver has been exposed to rain or water.
(d) If the TV receiver does not operate normally by following the operating instructions, a djust only those
controls that are covered by the operating instructionsasan improper adjustment of other controls may
result in damageand will often require extensive work by a qualified technician to restore theTV receiver to
its normal operation.
(e) If theTV receiver has been dropped or the cabinet has been damaged.
(f)When theTV receiver exhibits a distinct change in performance -- this indicates a need for service.
18. Replacement
Parts
When replacement parts are required, be sure the service technician has used replacement parts specified
by the manufacturer or have the same characteristics as the original part. Unauthorized substitutions may
result in fire, electric shock or other hazards.
19. Safety Check
Upon completion of anyservice or repairs to this TV receiver, ask the service technician to perform safety
checks to determine that the TV receiver isin safe operating condition.
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