UT-4500 Series C- and Ku-Band Up Converters MN/UT4500.IOM / CD/UT4500.IOM
Table of Contents Revision 3
xiii
8.7.4.4 FBU (Force Backup)..................................................................... 8–26
8.7.5 Status Queries .................................................................................... 8–27
8.7.5.1 RCS (Configuration Status) .......................................................... 8–27
8.7.5.2 RMS (Maintenance Status) ......................................................... 8–27
8.7.5.3 RUS (Utility Status) ..................................................................... 8–28
8.7.5.4 RAS (Alarm Status) ...................................................................... 8–28
8.7.5.5 SAS (Summary Alarm Status) ...................................................... 8–28
8.7.5.6 TSC (Terminal Status Change) ..................................................... 8–29
8.7.5.7 PACRCS (Packed Configuration Status) ....................................... 8–29
8.7.5.8 PACRMS (Packed Maintenance Status) ...................................... 8–30
8.7.5.9 PACRAS (Packed Alarm Status) ................................................... 8–30
8.7.5.10 PACRUS (Packed Utility Status) ................................................... 8–31
8.7.6 Stored Alarms ..................................................................................... 8–32
8.7.6.1 TSA (Total Stored Alarms) ........................................................... 8–32
8.7.6.2 CAS (Clear All Stored Alarms) ..................................................... 8–32
8.7.6.3 LAA (List All Alarms) .................................................................... 8–32
8.8 Error Processing .............................................................................. 8–33
8.8.1.1 General Errors ............................................................................. 8–33
8.8.1.2 Configuration Errors ................................................................... 8–33
8.8.1.3 Mode Errors ................................................................................ 8–33
8.8.1.4 Time-Outs ................................................................................... 8–33
APPENDIX A. REDUNDANT SYSTEM OPERATION ........................ A–1
A.1 Redundancy Overview ...................................................................... A–1
A.2 Backup Converter (BU) ...................................................................... A–2
A.2.1 High Speed Bus (HSB) ........................................................................... A–2
A.2.2 Removable “Personality” Modules ...................................................... A–2
A.2.2.1 Converter Switching ..................................................................... A–2
A.3 Redundant Configurations ................................................................. A–3
A.3.1 1:1 Redundant Systems ........................................................................ A–3
A.3.2 1:N Redundant Systems ....................................................................... A–6
A.4 Redundant System Configuration ...................................................... A–9
A.4.1 Redundant System Configuration Using the Front Panel ..................... A–9
A.4.1.1 Initial Configuration ...................................................................... A–9
A.4.1.2 Automatic Configuration Verification ......................................... A–10
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