Ext Ref Pres Fault; Ext Ref Lock Fault; Autoclear Upconverter Fault - Comtech EF Data XTRT-400C Operation And Installation Manual

upconverter fault when the fault condition is corrected, by enabling
the Auto Clear Upconverter Fault feature.
Factory Default Settings:
The factory default settings of the upconverter and reference
frequency are listed below in Table 1. These settings have been
chosen to allow HPA functionality with the simplest setup.
Fault/Feature Description
Upconverter Fault
Auto-Clear Upconverter Fault
External Reference Present
External Reference Lock
MNC-0000-015
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Table 1, Factory Default Configuration
Default State Fault/Event Log Abbreviation
Enabled
(On)
Enabled
(On)
Disabled
(Off)
Disabled
(Off)
10 of 10
Operation Addendum, Block Upconverter
UC Fault
N/A
Ext Ref Pres
Ext Ref Lock
Revision F