4
IMPORTANT SAFETY INSTRUCTIONS
19 ) Outdoor antenna grounding
If an outside antenna is connected to the product,
be sure the antenna system is grounded so as to
provide some protection against voltage surges
and built up static charges. Section 810 of the
National Electric Code ANSI/NFPA 70 provides
information with respect to proper to grounding of
the mast and supporting structure, grounding of
the lead-in wire to an antenna discharge product,
size of grounding conductors, location of antenna
discharge product, connection to grounding
electrodes and requirements for the grounding
electrodes.
20 ) Service
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 quali
fi
ed service personnel.
21 ) Replacement parts
When replacement parts are required, be sure
the service technician uses replacement parts
speci
fi
ed by the manufacturer or those that have
the same characteristics as the original parts.
Unauthorized substitutions may result in fire or
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 operational condition.
23 ) Wall or ceiling mounting
The product should be mounted to a wall
o r c e il ing o nl y as re comme n ded by t he
manufacturer.
24 ) Damage requiring service
Unplug this product from the wall outlet and refer
service to quali
fi
ed 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 adjustment of
other controls may result in damage and will
and require extensive work by a quali
fi
ed
technician to restore in the product to its
normal operation.
e ) If the product has been dropped or the
cabinet has been damaged.
f ) When the product exhibits a distinct change
in performance-this indicates a need for
service.
25 ) Note to CATV system installer
This reminder is provided to call the CATV
system installer's attention to Article 820-40
of the NEC that provides guidelines for proper
grounding and, in particular, specifies that the
cable ground shall be connected to the grounding
system of the building, as close to the point of
cable entry as practical.
NOTE:
Refer all servicing to qualified service
personnel servicing is required when the unit
has been damaged in any way such as the
following: the power supply cord or plug has
been damaged, liquid has been spilled into unit,
the unit has been exposed to rain or moisture,
the unit has been dropped or the unit does not
operate normally.
