Manual

13.LIGHTNING
Toprotectyourunitduringalightningstorm,orwhenitisleftunattendedandunusedforlongperiodsoftime,unplugit
fromthewalloutletanddisconnecttheantennaorcablesystem.Thiswillpreventdamagetotheunitduetolightning
andpowerlinesurges.
14.POWERLINES
Anoutsideantennasystemshouldnotbelocatedinthevicinityofoverheadpowerlines,orotherelectriclightor
powercircuits,orwhereitcanfallintosuchpowerlinesorcircuits.Wheninstallinganoutsideantennasystem,
extremecareshouldbetakentokeepfromtouchingsuchpowerlinesorcircuitsascontactwiththemmightbefatal.
15.OVERLOADING
Donotoverloadwalloutletsandextensioncordsasthiscanresultinariskoffireorelectricshock.
16.OBJECTANDLIQUIDENTRY
Donotpushobjectsthroughanyopeningsinthisunitastheymaytouchdangerousvoltagepointsorshortoutparts
thatcouldresultinfireorelectricshock.Neverspillorsprayanytypeofliquidintotheunit.
17.OUTDOORANTENNAGROUNDING
Ifanoutsideantennaorcablesystemisconnectedtotheunit,besuretheantennaorcablesystemisgroundedto
providesomeprotectionagainstvoltagesurgesandbuilt-upstaticcharges.Section810oftheNationalElectrical
Code,ANSI/NFPA70,providesinformationwithrespecttopropergroundingofthemastandsupportingstructure,
groundingofthelead-inwiretoanantennadischargeunit,sizeofgroundingconductors,locationofantennadis-
chargeunit,connectiontogroundingelectrodes,andrequirementsforthegroundingelectrode.
18.SERVICING
Donotattempttoservicethisunityourselfasopeningorremovingcoversmayexposeyoutodangerousvoltageor
otherhazards.Referallservicingtoqualifiedservicepersonnel.
19. DAMAGE REQUIRING SERVICE
Unplug this unit from the wall outlet and refer servicing to qualified 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 unit.
c. If the unit has been exposed to rain or water.
d. If the unit does not operate normally by 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 unit to its normal operation.
e. If the unit has been dropped or the cabinet has been damaged.
f. When the unit exhibits a distinct change in performance, this indicates a need for service.
20. REPLACEMENT PARTS
When replacement parts are required, be sure the service technician uses replacement parts specified by the manu-
facturer or those that have the same characteristics as the original part.
Unauthorized substitutions may result in fire, electric shock or other hazards.
21. SAFETY CHECK
Upon completion of any service or repairs to this unit, ask the service technician to perform safety checks to determine
that the unit is in proper operating condition.
22. HEAT
The product should be situated away from heat sources such as radiators, heat registers, stoves, or other products
(including amplifiers) that produce heat.
23. 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.
EXAMPLE OF ANTENNA GROUNDING AS PER NATIONAL ELECTRICAL CODE
ANTENNA LEAD IN WIRE
NEC-NATIONAL ELECTRICAL CODE
ANTENNA DISCHARGE UNIT
(NEC SECTION 810-20)
GROUNDING CONDUCTORS
(NEC SECTION 810-21)
GROUND CLAMPS
POWER SERVICE GROUNDING ELECTRODE SYSTEM
(NEC ART 250, PART H)
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