Samsung R19plus Laptop User Manual


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A2 Verify whether the same network key (encryption
key)hasbeenenteredforboththeAPandthe
computer.Thenetworkkeyisanencryptionkeyfor
encryptingthedatatransmittedbetweentheAPand
thecomputer.Itisrecommendedsettingthenetwork
keymanually.
► Check the AP Settings
FortheAPsettings,refertotheUserGuideprovided
bytheAPmanufacturer.
A3 Verifywhethertheenvironmentissuitableforusing
awirelessLAN.TheuseofawirelessLANmaybe
restrictedaccordingtotheenvironmentanddistance.
Obstaclessuchaswallsordoorsaffecttheuseof
awirelessLAN.InstalltheAPinahighandopen
space,50cmfromthewallandfarremovedfromany
otherradiosignalsources.
A4 VerifywhethertheAPisoperatingproperly.
● WhentheAPisnotoperatingnormally,turnoff
theAP,waitashortwhile,andturnitonagain.
● VerifywhethertheAP’srmwareisthemost
recentversion.(ContacttheAPmanufactureror
the place where you purchased the AP for details
oftheAPrmware.)
A5 VerifywhethertheAPhasbeenproperlyconnected
tothenetwork.Verifywhetherthenetworkis
operatingnormallybyconnectingthewirednetwork
cable,whichhasbeenconnectedtotheAP,toyour
computer.
A6
Check the network key settings (encryption
key)again.Whenautomaticcodeconversion(a
passphrasefunction)hasbeenselectedanddata
communication is not functioning even with a normal
wirelessconnection,itisrecommendedenteringthe
networkkey(encryptionkey)manually.
A7 ChecktheAPsettingsasfollows.(Thefollowingis
recommended for a standard environment and thus
maydifferaccordingtothespecicwirelessnetwork
environment.)
● WhenseveralAPsarepresentsimultaneously,
checkthechannelsettingsforeachAP.When
differentAPsareusingnearbychannels,
interferencemayoccurbetweentheelectronic
waves.SettheAPchannelsfurtherapartfrom
eachother.
(Ex:Ch1,Ch5,Ch9,Ch13)
● WhenanAP’sSSID(ServiceSetID)optionisset
to“Hide”,youcannotsearchforthatAPonthe
computer.Werecommendunselectingthe“Hide”
optionfortheAP.TheSSIDisanameusedfor
distinguishingonewirelessLANfromanother
wirelessLAN.
● ItisrecommendedusingLongPreamble.
Preambleisasignalfordatatransmission
synchronization.ShortPreamblemaybe
supportedbysometypesofAPsbutmaycause
compatibilityproblems.
● ItisrecommendedusingastaticIP.
● Sincestaticchannelselectionismorereliable
thanautochannelselection,itisrecommended
usingastaticchannel.
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