Specifications

6‐1
888‐2693‐004 WARNING:Disconnectprimarypower priortoservicing.
Copyright©2013,HarrisBroadcast
Maxiva UAX
October 17, 2013
Section-6 Diagnostics
6
6.1 Introduction
ThissectioncontainsdiagnosticandtroubleshootinginformationfortheUAXseriesUHFtransmitter.Includedisa
descriptionoffaultswhichcanbedisplayedviathetransmitterfrontpanelLCD,webinterface,orTCU(transmitter
controlunit)GUI(graphicaluserinterface).Duetothecomplexityofthetransmittercontrolsystemandthe
ex
tensiveuseofsurfacemountcomponents,thescopeofthisdiagnosticssectionistoisolatetheproblemtoaPC
boardormodule,whichcanthenbeeasilyexchanged.
Theb
uttonsandiconsusedinthewebbrowserandTCUinterfaceuseacolorcodesystem.Someexamplesaregiven
below.
a. Greenwitha1‐ ‐ONandoperatingnormally.
b. Greensymbol‐ ‐ONandoperatingnormally.
c. LightGray‐ ‐"GrayedOut"‐Not communicatingornot available.
d. Yellow‐ Warning‐Anon‐criticalsub‐systemorparameterisout
ofto
leranceandshouldbeaddressedbyengineeringpersonnel.
e. Red‐ ‐CriticalFault‐Thiscouldbeasub‐systemfaultinwhichthesub‐systemismutedorshutoff
(suchasaPAmodule)orco
uldbeasystemlevelfaultwhichcouldmuteorshutthetransmitteroff.
Whenafa
ultoccurs,oneormoreoftheLEDsontheTCUorLPUcontrolpanelwillilluminatered.Totrackdownthe
causeofafault,opentheLPUfaultlog(ortheeventlogontheTCU)viaawebbrowserandexaminethelistoffaults
thatha
veoccurredandtheirorder.Ifyouarenotfamiliarwithwebbrowsernavigation,referto"3.4GUIInterface"
onpage3‐9.Also,inSection3,referto"3.3.2TCU‐InitialLogin&Passwords"onpage3‐6.Seealsothefollowing
Section:"6.3We
bBrowserFaultLog"onpage6‐3ofthisdocument.
Thefa
ultlogontheLPULCD(inStatusmenu)wi llalsogivedetailedfaultinformationbutissmallerandwilltake
longertoread,asitonlyshowsfourfaultsperpage.Ifthefaultinformationismorethanelevencharacters,the
descriptionwillbetruncated.Ifthisoccurs,refertoth
ewebbrowserforacompletefaultdescription.Faultlog 
informationisstoredonanEEPROM,andwillberetainedifACmainspoweriscycled.
6.2 PSandPALEDs
LPUsandPABsareequippedwithLEDsthatcanaidintroubleshooting.InformationaboutLEDlocationand
performanceisprovidedinthefollowingtableandfigures.
Thetw
oPAmodulePABhasthesameLEDconfigurationasthefourPAmodulePABbuttheuppertwoPSandPA
modulesarenotpresent.