Specifications

Section-6 Diagnostics
November 11, 2013
6‐2
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Note
Tables 6-1 and 6-2 lists transmitter faults. They also give a brief description of each fault, the trip point
and the transmitter action taken in response to the fault.
Figure 6-1 Event Log Screen
6.3 MaxivaThree‐StrikeFaultActions
6.3.1 ReflectedPowerFaults
TheTCUmonitorsreflectedpoweratthecabinetoutputandatthesystemoutput. Whenthereflectedpowerlevel
(typically10%oftheratedpowerora1.9:1VSWR)isexceededthe TCUgeneratesanRFMUTE.Ifafterthree
attemptstorestart(threestrikes)subsequentfaultsoccur,thetransmitterwill
turnOFFandoperatorintervention
willbeneededtoturnitbackON.Thethreestrikecounterr esetsafter30secondswithnofaults.AVSWRwarningis
issuedata1.4:1VSWRlevel.
Reflectedpowerfaultsthatinitiateathreestrikeprocedureare:
• CabinetReflectedPower
• SystemReflectedPower
6.3.2 ModuleFaults
Shouldamodulefailureoccur(sayapowerglitch)theTCUwillinitiateathree‐strikeaction.Thisactionwillcausea
resetofonlythePAModuleexperiencingthefaultandnottheentiretransmitter.
Themodulethreestrikepolicyis:
• TheTCUwilltrytorestartthemodulethreetimeswithina10secondwindow.Afterthat,ifafaultisstillpres‐
ent,themodulewillbeturnedOFFuntilitreceivestherestartcommandfromtheMainController(ONCom‐
mand).
• Thereisa3seconddelaybetweenrestartattempts.
• Thefault‐strikerestartprocessisthesameasthesystemrestartcommand,allofthemodulefaultswillbe
reset.
• Duringthe10secondthree‐strik ewindow,anyofthenuisancefaultswillbereportedtotheMainController.
Thesearethemodulefaultswhichwillbeallowedthreestrikes:
• OverVoltagePallet
Note: Log Date
YYYY/MM/DD
Theseinitials,asshown,
allowviewingoftheir
logentries.Clickingona
letterdarkensitand
removesitslogentry
category.Categoriesare:
A=ActiveFaults&
Warnings.
C=ClearedFaults&
Warnings.
F=Faults
W=Warnings
I=Information
E=Events
Save Event Log
Print Event Log
Clear Event Log
Filter Out Various
Event Log
Categories of the
to Disc
format is