3
2LEDs DISPLAY INSTRUCTIONS
No.1-4 (FromRighttoLeft), Signalstrengthindication.
No.5, Working statusIndication:InUseornotuse.
No.6, PowerOn/offindication.
No.7, Function indication (greenlight)
*Whenthesystemstartup,thegreenlightwill lightonabout30seconds
thenoff, it enterworkstatus.
*Whenthering back, thegreenlightwill flashuntil you pickup.
*whenincommunication,thegreenlightwillbealwayson.(reversal
polarity)
*whennotcheckSIMcard,thenthegreenlightwill bealwaysflash,
you shouldchecktheSIMcardInstallation.
*whenthesystemhang(Dead),thegreenlightwill bealwayson,you
shouldre-poweron.
3MAIN FUNCTION &FEATURES
l Simpletoinstall and easytomaintain
l Steady module&reliabledesign ensuresgood performance
l Provideoptimizedcircuitdirectlyconnectingtheexchangedevice
forextensions
l Compatibletomosttelephones, PBX&VoIPgateways
l Strong signalswithhigh gainantenna
l AttractivePlasticcasing
l SIMcardsupport(3V,5V)
l CallerIDDisplay
l Providereversalpolaritysignalformetering