Sears 934.53735190 series Owner's Manual page 5

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Outdoor Antenna Grounding--If an outside antenna or
cable system is connected to the video product, be sure
the antenna or cable system is grounded so as to provide some
protection against voltage surges and built-up static charges. Sec-
tion 810 of the National Electrical Code, ANSI/NFPA No, 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, connection to grounding electrodes, and
requirements for the grounding electrode See example below
I
EXAMPLE OF ANTENNA GROUNDING
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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.
LEAD rN
W_RE
j GROLIND CLAMP
/ ANTENNA
O_SCHARGE UNIT
(NEC SECTION BI0 201
• GROUNOING COND4JCTORS
(NEC SECTION 810=21 )
ELECTRIC SERVICE POWE R SERVICE GROUNDING
EQUIPMENT ELECTROD E SYSTEM
(NEC ART 250 PART 14)
NEC
-- NATIONAL ELECTRICAL CODE
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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 or approach-
ing such power lines or circuits as contact with them might be
fatal. Installing an outdoor antenna can be hazardous and should
be left to a professional antenna installer.
USE
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Cleaning--Unplug this video product from the wall outlet
before cleaning. Do not use liquid cleaners or aerosol
cleaners. Use a damp cloth for cleaning.
1 5 Object and Liquid Entry--Never push objects of any kind
into this video 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 video
product.
SERVICE
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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 aft servicing to quali-
fied service personnel,
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Conditions 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
d. If the video product does not operate normally by following the
operating instructions. Adjust only those controls that are
covered by the operating instructions. Improper adjustment of
other controls may result in damage and will often require
extensive work by a qualified technician to restore the video
product to its normal operation.
e. If the video product has been dropped or the cabinet has been
damaged.
f. When the video product exhibits a distinct change in
performance--this indicates a need for service,
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Replacement Parts--When replacement parts are re-
quired, have the service technician verify that the replace-
ments he uses have the same safety characteristics as the orig-
inal parts. Use of replacements specified by the video product
manufacturer can prevent fire, electric shock or other hazards.
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Safety Check--Upon completion of any service or repairs
to this video product, ask the service technician to perform
safety checks recommended by the manufacturer to determine
that the video product is in safe operating condition
4