097-58001-02 Revision C – August 2005 TimeProvider User’s Guide 165
Chapter 6 Maintaining and Troubleshooting the TimeProvider
Troubleshooting the TimeProvider
IOC1TO2COMM
IOC1 to IOC2 communication failed
IOC1 to IOC2 communication established
IOCFAIL IOC hardware failure IOC hardware restored
BTBCKUP
BesTime backup reference disqualified
BesTime backup sources qualified
CLKBRDG Clock is in Bridging mode Clock exited Bridging mode
CLKFREE Clock entered Free-run mode Clock exited Free-run mode
CLKHOLD Clock entered Holdover mode Clock exited Holdover mode
CLKWARM Clock entered Warm-up mode Clock exited Warm-up mode
SYNTHEOR Output generator exceeded pull-in
range
Output generator within pull-in range
IOC2 Codes
IOC2COMM IOC2 to IMC communication failed
IOC2 to IMC communication established
IOC2TO1COMM
IOC2 to IOC1 communication failed
IOC2 to IOC1 communication established
IOCFAIL IOC hardware failure IOC hardware restored
BTBCKUP
BesTime backup reference disqualified
BesTime backup sources qualified
CLKBRDG Clock entered Bridging mode Clock exited Bridging mode
CLKFREE Clock entered Free-run mode Clock exited Free-run mode
CLKHOLD Clock entered Holdover mode Clock exited Holdover mode
CLKWARM Clock entered Warm-up mode Clock exited Warm-up mode
SYNTHEOR Output generator exceeded pull-in
range
Output generator within pull-in range
GPS Codes
ANTCOMM GPS antenna communication fault GPS antenna comm fault cleared
GPSPOS GPS antenna position unknown GPS antenna position known
GPSPWR GPS power fault GPS power fault cleared
GPSSYS GPS system fault GPS system OK
GPSTRK GPS is not tracking satellites GPS is tracking satellites
INPDISQ GPS input is disqualified GPS input is enabled
INPLOS LOS fault LOS fault cleared
INPFRQ Frequency threshold exceeded Frequency within threshold
INPPHASE Phase error exceeded threshold Phase error within threshold
Table 6-6. Set and Clear Conditions for Alarms
Alarm ID Set Alarm Conditional Description Clear Alarm Conditional Description