Comtech EF Data XTD-750C-B1 Operation And Installation Manual page 140

ODU Configuration
MNC-0000-041
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There is no external control of the systems except via serial port
interface if no controller is installed.
The systems are shipped in the "default" configuration:
Address "A" and "B" set on the appropriate amplifiers.
•
AUTOMATIC Mode selected.
•
In case of failure by the on-line unit, the back-up will switch on-
line by commanding the RF switch to go to the opposite position
and put that amplifier on line instead.
Figure 29, Basic System
Instructions for configuring two Outdoor Amplifiers (ODU) for
One-For-One redundant operation without an external controller.
Some of the following instructions may have been
performed during the HPA Setup process. They are
included here only to ensure that the HPAs are setup
properly to be configured for redundant operation.
26 of 34
Operation Addendum, HPA Control Utility
Note
Revision A