ADTRAN MX2800 User Manual page 101

Power Loss Recovery
Chapter 8
The MX2800 provides backup measures of protection for both
power supply and power source failure. The following sections
describe the possible modes of operation:
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Non-Redundant Power Mode, which offers no backup protection,
is described on page 8-2.
Power Supply Recovery Mode, which offers backup protection in
the event of power supply card failure, is described on page
8-3.
Power Supply and Source Recovery Mode, which offers a backup
system for both card and source failure, is described on page
8-4.
Battery Backup Mode, which offers battery backup in the event
of a power outage, is described on page 8-5.
MX2800 User Manual 8-1