Redundancy Operations Using Serial Remote Control; Fbu (Force Backup Unit; Red (Redundancy Mode - Comtech EF Data MN/LBC4000.IOM Installation And Operation Manual

LBC-4000 L-Band Up/Down Converter System
Appendix B
Force Backup
Use the drop-down menu to select Yes, and then click [Change] to force the
redundant unit into standby mode.
The last section on this page displays the read-only Online or Offline status for
each converter.
B.4 Redundancy Operations Using Serial Remote
Control
See Chapter 8. SERIAL INTERFACE OPERATION for detailed
information about using serial remote control commands and
queries.
The "FBU," "RED," and "SAM" remote commands and queries are provided for
LBC-4000 redundancy operation.
B.4.1

FBU (Force Backup Unit)

Command only. Use "FBU" to force switchover to the backup unit. Valid in
Manual redundancy mode only.
Controller-to-Target Arguments for
Instruction Code and Qualifier Command or
Response to
Command Query
FBU_ N/A
B.4.2

RED (Redundancy Mode)

Command or Query. Use "RED" to set or return the active redundancy mode.
Controller-to-Target Arguments for
Instruction Code and Qualifier Command or
Response to
Command Query
RED_ RED_ 3 bytes,
alphabetic
Description of Arguments
Query
0 bytes This command takes no arguments.
Description of Arguments
Query
Set or return in the form RED_yyy where:
yyy=ON (Redundancy is enabled) or OFF
(Redundancy is disabled)
B–8
MN/LBC4000.IOM
Revision 5
Target-to-Controller
Response
Command Query
N/A N/A
Target-to-Controller
Response
Command Query
RED_ RED_