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VlZIOVT420M/VT470MUserManual
If anoutsideantenna/satellitedishor cablesystemis to beconnectedto theTV, makesurethatthe
antennaorcablesystemis electricallygroundedtoprovidesomeprotectionagainstvoltagesurgesand
staticcharges.
Article810of theNationalElectricalCode,ANSI/NFPSA70,providesinformationwithregardto proper
groundingof themastandsupportingstructure,groundingofthe lead-inwiretoan antennadischarge
unit,size of the groundingconductors,locationof antennadischargeunit,connectionto grounding
electrodes,andrequirementsofthegroundingelectrode.
LightningProtection
ForaddedprotectionoftheTV duringa lightningstormorwhenit is leftunattendedor unusedforlong
periodsof time,unplugtheTVfromthewalloutletanddisconnecttheantennaorcablesystem.
PowerLines
Donotlocatetheantennanearoverheadlightor powercircuits,or whereit couldfall intosuchpower
linesorcircuits.
Remember, the screen of the coaxial cable is intended to be connected to earth in the building
installation.
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