Comtech EF Data XTD-750C-B1 Operation And Installation Manual page 78

Fault Log
Engry
WG Arc 2 Waveguide Arc Fault 2 on a
multi-waeguide arc
configuration.
Wvgd Arc Waveguide Arc Fault
MNC-0400-048
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Table 1 TWT Fault Log Troubleshooting
Description
14 of 14
Operation, TWTA ODU Amplifier
Possible Cause of
Fault
A waveguide arc Check for properly
was detected after connected
the isolator. waveguide, and a
properly terminated
load.
A waveguide arc Check for properly
was detected. connected
waveguide, and a
properly terminated
load.
Action Needed to
Clear Fault
Revision B