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III
Outdoor Antenna Grounding -
If an outside antenna or cable system is connected to the product, be sure the antenna
or cable system is grounded to provide protection against voltage surges and built-up
static charges.
Section 810 of the National Electrical Code,
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 conductors, location of antenna-
discharge unit, connection to grounding
electrodes, and requirements for the
grounding electrode. See Fig.A.
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 from
lightning and power line surges.
Telephony - Avoid using a telephone (other than a cordless type) during an electrical storm.There
may be a remote risk of electric shock from lightning. Do not use the telephone to
report a gas leak in the vicinity of the leak.
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 onto 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.
Refer to installation of ODU.
Overloading - Do not overload wall outlets and extension cords 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:
• When the power supply cord or plug is damaged.
• If liquid has been spilled, or objects have fallen into the product.
• If the product has been exposed to rain or water.
• If the product does not operate normally when 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.
• If the product has been dropped or the cabinet has been damaged in any way.
• When the product exhibits a distinct change in performance - this indicates a need for service.
Replacement Parts - When replacement parts are required, be sure the service technician has used
replacement parts specified by the manufacturer or which have the same characteristics
as the original part. Unauthorized substitutions may result in fire, electric shock or
other hazards.
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.