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11. Object and Liquid Entry - Care should be taken so that objects do not fall and liquids
are not spilled into the enclosure through openings.
12. Damage Requiring Service - The appliance should be serviced by qualified service
personnel when:
A. The power supply cord or the plug has been damaged; or
B. Objects have fallen, or liquid has been spilled into the appliance; or
C. The appliance has been exposed to rain; or
D. The appliance does not appear to operate normally or exhibits a marked change in
performance; or
E. The appliance has been dropped, or the enclosure damaged.
13. Servicing - The user should not attempt to service the appliance beyond that described
in the operating instructions. All other servicing should be referred to qualified service
personnel.
14. Power lines - An outdoor antenna should be located away from power lines.
15. Outdoor Antenna Grounding - If an outside antenna is connected to the TV receiver, 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 Electrical Code, ANSI/
NFPA 70 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 Figure.
SAFETY INSTRUCTIONS
Do not apply oil or petroleum products or solvents to any part of this set.
2
EXAMPLE OF ANTENNA GROUNDING
ANTENNA
LEAD IN WIRE
ANTENNA DISCHARGE UNIT
(NEC SECTION 810-20)
GROUNDING CONDUCTORS
(NEC SECTION 810-21)
POWER SERVICE GROUNDING ELECTRODE SYSTEM
(NEC ART 250, PART H)
ELECTRIC SERVICE
EQUIPMENT
GROUND CLAMP
GROUND CLAMPS
IB-TV504-E-V1