Robustel M1000 Pro V2 Specifikace stáhnout pdf (Strana 40)

RobustelGoRuggedM1000ProUserGuide

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RT_M1000Pro_UG_v01.01 27.12.2011 39/59

Confidential

2. Click“Read”torefreshthe“Network”and“RxLevel”status.

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Valuesofreceivedsignalstrength(RSSI)

Valueofreceivedsignalstrengthindication(RSSI) Interpretationofthereceivedsignalstrength

0to12 Insufficientorweak

13to19 Average

20to31 Good

99 Nosignal

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Note:RSSIshouldremainhigherthan12tocreate/a cceptGSMCSDdatacallsorestablishaGPRSconnection.Users

canonlytransmit/receivebySMS(shortmessage)iftheRSSIislessthanorequalto11.

AbetterwayofverifyingtheRSSIsignal(insteadofusingtheModemConfiguration)istocheckthe“SIGNAL”LEDson

thefrontpaneldirectly.See2.2LEDIndicators

formoreinformation.

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Antennaselectionguide

Valueofreceivedsignalstrengthindication(RSSI) Antennaselection

0or1 GSM/GPRSisnotgoodsolutioninthearea

1<RSSI≤12 Selectantennagain>10dBi

12<RSSI<20 Selectantennagain>3to5dBi

≥21 Selectantennagain>0to3dBi

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Robustel M1000 Pro V2 Specifikace Strana 40