Specifications

Section-6 Diagnostics
October 17, 2013
6‐12
Copyright©2013,HarrisBroadcast
WARNING:Disconnectprimarypower priortoservicing. 888‐2693‐004
Analog(modulationspecific)
ModulatorIn
put
SignalLoss
Indicatesre
quired
inputsarenot
presentinMOD
FPGA.
SystemandMu
te
LEDsred.
Dependson
mo
dulation
standard.Relevant
inputspresent.
Analog:
Setfa
ultand
muteRF.
Modulation
Mu
te
Indicatesmodulator
FPGAhasmuted
SystemandMute
LEDsred.
Dependson
mo
dulation
standard.
Modulatornot
muted,other
conditionsok
Analog:
Setfa
ultand
muteRF.
Table6‐5EXTI/O&DUCFaults
FaultLog
Message
FaultDe
scription FrontPanelLEDs
NominalVa
lue/
Scaling
TripLe
vel Action
Screen/
Ta
b
EXTI/
O
ExternalIONo
t
Alive
Indicatesex
ternal
inputoptionboard
isinknowngood
state
SystemLEDre
d.
Datapa
tternwritten/
readoverSPImatches
Datapa
tternwritten/read
overSPIdoesnotmatch
ANDInitialcheckdid
match
Setfa
ult.
DUC
Digital
Up
convertor
NotAlive
Indicatesdig
ital
upconverterFPGA
isinknowngood
state
Systeman
dMute
LEDsred.
Datapa
tternwritten/
readoverHPI
matches
Datapa
tternwritten/read
overHPIdoesnotmatch
Setfaultand
muteRF.
Status/
Signa
l
Processor
Digital
Up
convertor
Temp erature
Indicatesdigital
upconverterFPGA
isovertemperature
Systeman
dMute
LEDsred.
Overte
mperatureless
than4times.85C
limit.
Overte
mperature4times
(notimelimit).85Climit
Setfa
ult,mute
RF,anderase
MODandDUC
FPGAs.
Status/
Signa
l
Processor
Digital
Up
convertor
InputSignal
Zero
DUCinp
utsignal
levelisverylow
SystemandMute
LEDsred.
RMSofsign
algreater
than0.1(fullscale=
+/‐1.0)
RMSofsignallessthan0.1
(fullscale=+/‐1.0)5times
inarow(1secondinterval)
Setfa
ultand
muteRF.
Digital
Up
convertor
Temp erature
Warning
DUCFPGA
Te
mpe rature over
limit
UAX:Sy
stemLED
orange.
DUCFPGA
te
mperaturelessthan
80degreesC
(DUCFP
GAover80COR
Temperaturereading
error)AND
ERRF_DUC_FPGA_TEMP=
false
Setwa
rning.
Table6‐4MODFPGAModulationSpecificFaults
FaultLog
Message
FaultDescription FrontPanelLEDs
NominalValue/
Scaling
TripLevel Action
Screen/
Tab