Zte ZXHN F680 - Troubleshooting; Power Indicator Issues; LOS Indicator Issues; PON Indicator Issues

�Theproductshouldbefarawayfromtheobjectsaffectingwirelesssignal
propagation,forexample,anobjectwithahighreectivitysuchasametallic
objectoramirror.
�Theproductshouldbefarawayfromanelectricalappliancewithastrong
magneticorelectriceld,forexample,amicrowaveoven,arefrigerator,a
wirelessrouter,acordlessphone,oraBluetoothproduct.
�Theproductshouldbeinstalledonthesameoorastheappliedarea.
�Donotputotherobjectsontheproduct.Trytoreducethenumberofobstacles
betweentheproductandawirelessterminal.
�Horizontallyplacetheproductinthemiddleoftheappliedareaanddonot
putitinacorner.
�Donotplacetheproductatahighpositionwhileitisplacedhorizontally.The
recommendedheightis1.2to1.5meters.
8Troubleshooting
ThePowerindicatoronthefrontpanelisoffafterthepowerbuttonis
pressed.
Thepoweradapterisnotcorrectlyconnectedtothedevice.Besuretousethe
poweradaptersuppliedwiththedevice.
TheLOSindicatorisashingredorsolidredafterthedeviceispowered
on.
�TheopticalberisnotcorrectlyconnectedtotheONTPONinterface.
�Theopticalberisbrokenordamaged.
�Iftheindicatorissolidredorkeepsashing,pleasecontacttheservice
providerformaintenance.
ThePONindicatoronthefrontpanelisofforashinggreenafterthede-
viceispoweredon.
�TheGPONlinkisnotestablished.
�TheONTisnotregistered.
�Pleasecontacttheserviceproviderforhelp.
ThegreenLANindicatoronthefrontpanelisoffafterthedeviceispow-
eredon.
�ThecorrespondingLANlinkisnotestablished.
�TheEthernetcableisnotcorrectlyconnectedtotheLANinterface.
�ThenetworkdeviceconnectedtotheLANinterfaceisnotpoweredon.
9FCCStatement
FCCStatement
ThisequipmenthasbeentestedandfoundtocomplywiththelimitsforaClassB
digitaldevice,pursuanttopart15oftheFCCRules.Theselimitsaredesigned
toprovidereasonableprotectionagainstharmfulinterferenceinaresidential
installation.Thisequipmentgenerates,usesandcanradiateradiofrequency
energyand,ifnotinstalledandusedinaccordancewiththeinstructions,may
causeharmfulinterferencetoradiocommunications.However,thereisnoguar-
anteethatinterferencewillnotoccurinaparticularinstallation.Ifthisequipment