Comtech EF Data LPOD Installation And Operation Manual page 14

LPOD Outdoor Amplifier / Block Up Converter (BUC)
Table of Contents
4.5.4.4.1 Status | Summary ..................................................................................................... 4-24
4.5.4.4.2 Status | Status ........................................................................................................... 4-25
4.5.4.4.3 Status | FETs ............................................................................................................. 4-26
4.5.4.4.4 Status | Events .......................................................................................................... 4-27
4.5.4.4.5 Status | Statistics ...................................................................................................... 4-29
4.5.4.4.6 Status | Graphs ......................................................................................................... 4-31
CHAPTER 5. SERIAL-BASED REMOTE PRODUCT MANAGEMENT ............................... 5-1
5.1 Overview ............................................................................................................................ 5-1
5.2 Key Operational Parameters ............................................................................................... 5-1
5.2.1 RF Input Level ........................................................................................................................... 5-1
5.2.2 Attenuator Control ................................................................................................................... 5-2
5.2.3 Mute Control ............................................................................................................................ 5-2
5.2.4 Faults ........................................................................................................................................ 5-2
5.2.5 Power Detector ......................................................................................................................... 5-4
5.2.6 Some Common Commands ...................................................................................................... 5-4
5.2.7 End-of-Life Commands ............................................................................................................. 5-4
5.1 Remote Control Protocol and Structure ............................................................................... 5-5
5.1.1 EIA-485 ...................................................................................................................................... 5-5
5.1.2 EIA-232 ...................................................................................................................................... 5-6
5.1.3 Basic Protocol ........................................................................................................................... 5-6
5.1.4 Packet Structure ....................................................................................................................... 5-6
5.1.4.1 Start of Packet ................................................................................................................... 5-7
5.1.4.2 Target Address .................................................................................................................. 5-7
5.1.4.3 Address Delimiter .............................................................................................................. 5-7
5.1.4.4 Instruction Code ................................................................................................................ 5-8
5.1.4.5 Instruction Code Qualifier ................................................................................................. 5-8
5.1.4.6 Optional Message Arguments ........................................................................................... 5-9
5.1.4.7 End of Packet .................................................................................................................... 5-9
5.2 Remote Commands and Queries ....................................................................................... 5-10
APPENDIX A. 1:1 REDUNDANCY ..................................................................................... A-1
A.1 LPOD Redundancy Operation Overview .............................................................................. A-1
A.2 1:2 Redundancy Mode ....................................................................................................... A-1
A.3 1:1 Redundancy Mode ....................................................................................................... A-1
A.3.1 1:1 Redundant System Setup (Using a Single Ethernet Interface) ........................................... A-3
A.3.2 Troubleshooting Connectivity Issues ........................................................................................ A-4
A.3.3 Applicable Redundancy Commands ......................................................................................... A-5
A.4 Serial-based Monitor and Control ....................................................................................... A-6
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Revision 9
MN-LPOD