Boss Audio Systems 648UA Stereo System User Manual


 
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2)AF[ALTERNATIVEFREQUENCIES]
WhenAFswitchingmodeisselectedandthestateofAFswitchingmodeis
displayedbyAFsegmentindisplay.
Segmentoff:AFswitchingmodeoff.
Segmenton:AFswitchingmodeon,andhasRDSinformation.
Segmentflashing:AFswitchingmodeon,butRDSinformationisnot
receivedyet.
WhenAFswitchingmodeisselected,theradiochecksthesignalstrengthof
AFallthetime.TheintervalofcheckingtimeofeachAFsdependsonthe
signalstrengthofcurrentstation,fromafewminuteforstrongstationtoafew
secondsforweakstation.EverytimethatnewAFisstrongerthancurrent
station,itswitchesovertothatfrequencyforveryshorttime,and
NEWFREQUENCYisdisplayedfor1-2seconds.BecausethemutetimeofAF
switchingorcheckingtimeisveryshort,itisalmostinaudibleincaseof
normalprogram.
DuringFMmode,whenAFison,SEEK,(SCAN),AUTO-MEMORYfunctioncan
onlyreceiveandsaveRDSprogram.
3)TASEEK/TAALARM:
TASEEKmode:whennewlytunedstationdoesnotreceiveTPinformationfor
5seconds,theradioretunestonextstationwhichhasadifferentPItothelast
station,buthastheTPinformation.
WhenTPinformationgetslostatthecurrentstationforretunetimewhichis
setbyRETUNESHORT(60seconds)orRETUNELONG(90seconds),the
radiostartstoretunetonextsamePIstation.WhensamePIstationdoesnot
receivein1cyclicsearch,theradioretunestonextstationwithTPinformation.
TAALARMmode:whenthismodeisselected,anyautomaticretunemodeis
notactivated.Onlydoublebeepsound(ALARM)willbeheard.
WhennewlytunedstationdoesnothaveTPinformationfor5seconds,beeps
aresounded.
WhenTPinformationgetslostatthecurrentstationforretunetime,thebeep
soundwillbeheard.
WhennewlytunedstationhasnoRDSsignal,PISEEKissuppressed.
4)PISOUND/PIMUTE:
PISOUNDmode:ifacarcruisesbetweenbuildingsthatcouldcause
reflectingsignals,aphenomenonmayoccur,duetodifferentPIcodesbeing
receivedfromthesameAFsource.whendifferentPIsounds(DIP)areheard
occassionally,thiswillhappenforlessthan1second.
PIMUTEmode:underabovesamesituation,amutesoundwillbeheardfor
lessthan1second.
5)RETUNEL/RETUNES:
TheinitialtimeofautomaticTAsearchorPISEARCHmodeisselected.
WhenPIinformationisnotreceivedforretuneinterval,theradiostartsto
retunetonextsamePIstation.
WhensamePIstationdoesnotreceive1cyclicsearch,theradiogoestolast
stationandwaitsfor4-5minutesuntilPIcodeisreceived.
RETUNELmode:selectedas90seconds.
RETUNESmode:selectedas60seconds.
WhenyouneedtoplaythefileintheSDcard,inserttheSDcardintothe
SDcardslot.ThesystemwillchangeintotheSDmodeautomatically,
andthenplaythefirstfileintheSD.
Note:
WhenSDcardandUSBstickarebothinsertedintotheirslotorsocket,the
systemwillchangeintotheplaybackmodeofthelatterone.
20.SDCARDSLOT
INSTALLATIONMETHOD
Thisisananti-theftinstallationmethod.
ThemainunitwearsaMETALMOUNTINGSLEEVE.
Pleaseconnectthewiring,eg,thePowersupply,theSpeakersandtheAntenna
accordingtotherequirementsofthisInstructionManual,theninstallthemetalmounting
sleeveintothecarasperthediagramillustratedbelow.
METAL
SUPPORTSTRAP
Toraisetheanti-skipcapabilityoftheunit,
pleaseensurethemetalsupportstrapis
connectedfirmlytothecarchassis.
Toproperlyfixthemetalmounting
sleeve,bendthetabsofthesleeve
againsttheDASHBOARDwitha
screwdriver.
DASHBOARD
METALMOUNTINGSLEEVE
UNITCHASSIS
PLASTICTRIMRING
FRONTPANEL
ToremovetheCDplayeroutofthemountingsleeve,
insertthetwosuppliedkeysintotheleftandrightside
slotsofthechassisatthesametime.
NOTE
Beforeinstallingandoperating
theCDplayer,removethemetal
mountingsleeveillustratedby
thearrows.
Removethetwoscrewsthatprotect
theCDplayerduringtransportation
beforeoperatingtheplayer.
Toattachtheremovablefaceplate,insertthe
rightsideofthefaceplateintotherightofthe
CDplayerchassisfirst.Thenpushtheleftside
ofthefaceplateintothechassisuntilyouhear
itclick.“”
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