Comtech EF Data DT-4500 Series, Инструкция по установке и эксплуатации

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DT-4500 Series C- and Ku-Band Down Converters MN/DT4500.IOM
Front Panel Operation Revision 2
6–15
Note the following:
•
With
CONVERTER = #BU
, the unit is set as the standby, or backup unit.
This mode of operation is indicated on the right-hand side of the bottom
line as 1:0# .
•
With
CONVERTER = #01-12
, the selected unit is set as the primary
operating unit. The mode of operation is indicated on the right-hand side
of the bottom line as POL=1 .
6.2.3.3.2 (REDUNDANCY:) Auto/Manual
CONVERTER 123456789ABC
AUTO/MAN A-----------
Use this submenu to define backup as Auto (Automatic) or MAN (manual). This
setting allows automatic switching by the BU if both units are in Redundancy
Mode.
This command is only accepted by the BU. If a chain converter is set to Manual
Mode, the BU logs the occurrence and does not act upon further information
from the converter until it is returned to Auto Mode.
On the top line, this line displays the unit in use and its Application ID
(identification label).
On the bottom line, use the   keys to navigate to the AUTO/MAN setting,
and then use the
▲ ▼
keys to set toggle switch over as A (Automatic) or M
(Manual).
6.2.3.3.3 (REDUNDANCY:) FORCE
CONV 01 00.00 DB
ACTIVATE BACKUP = NO
On the top line, use the
 
keys to navigate to the OFFSET operational
threshold setting (i.e., the limit defined to automatically trigger switchover to the
backup unit), and then use the

keys to set that value in 0.25 dB increments.