To edit the :
In the Reference Mode drop-down box, select AUTO or FORCED. In AUTO, the system uses QLEVEL and Priority to select the system reference. In FORCED, the user selects the system reference.
In the Reference Input drop-down box, select GPS, PRS, INP1, or INP2. The TimeProvider selects the user set reference input only if the Reference Mode (in step 1) is set to FORCED.
In the Clear Delay drop-down box, enter the time in seconds (0 to 1000) before a fault is cleared.
In the Fault Delay drop-down box, enter the time in seconds (1 to 180) before a fault is declared due to input faults: LOS, AIS, or OOF.
Click OK to accept the entry and return to the System Configuration screen, or Cancel to return to the System Configuration screen without saving the entry.