Specifications

Section-6 Diagnostics
October 17, 2013
6‐14
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WARNING:Disconnectprimarypower priortoservicing. 888‐2693‐004
FrequencyRef.
1PPS
External1ppsisnot
present
SystemLED
orange.
External1pps
present
External1
ppsnot
presentwhenselected
asreference
Setwa
rning.
FrequencyRe
f .
10MHz
External10MHzisnot
present
SystemLED
orange.
External10MHz
present
External10MHzno
t
presentwhenselected
asreference
Setwa
rning.
FrequencyRe
f .
GPS1PPS
1ppsfrominternalGPSis
notpresent
SystemLED
orange.
1ppsfr
om
internalGPS
present
1ppsfrominternal
GPSnotpresentwhen
selectedasreference
Setwa
rning.
FrequencyRe
f .
PLL
Undisciplined
Selectedreferencefor10
MHzOCXOmissingin
DABmode
SystemLED
or
ange.
Referencepr
esent
Selectedref
erencenot
present
Setwa
rning.
Table6‐8MCU&SYSFaults
FaultLog
Message
FaultDe
scription FrontPanelLEDs
NominalVa
lue/
Scaling
TripLev
el Action
Screen/
Ta
b
MCU
MainCo
ntrol
application
updatecount
nearlimit.
Warningwh
ennumber
ofcopiesofapplication
codeisexceeded
SystemLED
or
ange.
Copies<105 Copies>105 Setwar
ning.
SYS
SYS
TEM
+1.4VDC
Faultifov
ervoltage
SystemLEDre
d.
+1.4VDC 10%abo
venominal Setfault.
SYS
TEM
+1.4VDC
Faultifun
dervoltage
SystemLEDre
d.
+1.4VDC 10%belo
wnominal Setfault.
SYS
TEM
+3.3VDC
Faultifov
ervoltage
SystemLEDre
d.
+3.3VDC 10%abo
venominal Setfault.
SYS
TEM
+3.3VDC
Faultifun
dervoltage
SystemLEDre
d.
+3.3VDC 20%bel
ownominal Setfault.
SYS
TEM+5VDC Faultifovervoltage
SystemLEDre
d.
+5VDC 10%abo
venominal Setfault.
SYS
TEM+5VDC Faultifundervoltage
SystemLEDre
d.
+5VDC 20%bel
ownominal Setfault.
SYS
TEM
+12VDC
Faultifov
ervoltage
SystemandMut
e
LEDsred.
+12VDC 10%abo
venominal
Setfa
ultand
muteRF.
SYS
TEM
+12VDC
Faultifun
dervoltage
SystemandMut
e
LEDsred.
+12VDC 10%belo
wnominal
Setfa
ultand
muteRF.
SYS
TEM
+24VDC
Faultifov
ervoltage
SystemandMut
e
LEDsred.
+24VDC 10%abo
venominal
Setfa
ultand
muteRF.
SYS
TEM
+24VDC
Faultifun
dervoltage
SystemandMut
e
LEDsred.
+24VDC 10%belo
wnominal
Setfa
ultand
muteRF.
SYS
TEM
‐12
VDC
Faultifov
ervoltage
SystemandMut
e
LEDsred.
‐12VDC <‐14
.4V
Setfa
ultand
muteRF.
SYS
TEM
‐12
VDC
Faultifun
dervoltage
SystemandMut
e
LEDsred.
‐12VDC >‐10
.8V
Setfa
ultand
muteRF.
SYSTEMBa
ttery
Pack
Faultifov
ervoltage SystemLEDred. +12VDC 10%abovenominal Setfault.
Table6‐7PFRUFaults
FaultLog
Message
FaultDescription FrontPanelLEDs
NominalValue/
Scaling
TripLevel Action
Screen/
Tab