Sharp LC-20B4U Instructions d'exploitation télécharger pdf (Page 6)

IMPORTANT

SAFETY

PRECAUTIONS

(Continued)

• If an outside antenna is connected to the television equipment,

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 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 elec-

trodes, and requirements for the grounding electrode.

EXAMPLE OF ANTENNA GROUNDING AS PER

NATIONAL ELECTRICAL CODE

ANTENNA

LEAD

WIRE

GROUND

CLAMP

ANTENNA

DISCHARGE UNIT

(NEC SECTION 810-20)

GROUNDING CONDUCTORS

(NEG SECTION 810-21)

GROUND CLAMPS

-:--

POWER SERVICE GROUNDING

ELECTRODE SYSTEM

NEC-NATIONAL

ELECTRICAL CODE (NEC ART 250, PART

• Lighting - For added protection for this television equipment

during a lightning storm, or when it is left unattended and

unused for long period of time, unplug it from the wall outlet

and disconnect the antenna. This will prevent damage to the

equipment due to lightning and power-line surges.

• Power Lines -

outside antenna system should not be

located

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

outside antenna

system, extreme care should be taken to keep from touching

such power lines or circuits as contact with them might

fatal.

• To prevent fire, never place any type of candle or naked

flames on the top or near the TV set.

• To prevent fire or shock hazard,

not expose this products

to dripping or splashing.

objects filled with liquids, such

as vases, should

placed

the products.

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Sharp LC-20B4U Instructions d'exploitation Page 6

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