User's Manual
Table Of Contents
- Installation and Operation Manual Draft in Progress
- Contents
- Preface
- 1 Description
- 2 General Safety and Regulatory Information
- 3 Operation
- 4 Working with Base Stations from Your PC
- 4.1 PC Recommendations
- 4.2 Connecting Your PC to the Base Station
- 4.3 Working with the Web Interface
- 4.4 Basic Tasks
- 4.4.1 User Settings
- 4.4.2 Taking the Base Station Offline
- 4.4.3 Troubleshooting Alarms
- 4.4.4 Working with Configuration Files
- 4.4.5 Configuring Single Base Stations
- 4.4.6 Configuring Base Stations in a Channel Group
- 4.4.7 Setting Up Custom Alarms
- 4.4.8 Disabling the Front Panel Keypad
- 4.4.9 Preparing to Download Firmware
- 5 Installation
- 6 Maintenance
- 7 Troubleshooting
- 8 Replacing Modules
- Appendix A – Interface Pin Allocations
- Appendix B – Inter-Module Connections
- TaitNet P25 Glossary
- Tait Software License Agreement
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TB9400 Installation and Operation Manual TaitNet P25 Glossary 127
© Tait Electronics Limited September 2011
as the user moves throughout the coverage area the strongest channel is
always available for a call.
VPN Virtual Private Network. A private communications network used to
communicate confidentially over a non-private network.
VSWR Voltage Standing Wave Ratio is the ratio of the maximum peak voltage
anywhere on the transmission line to the minimum value anywhere on the
transmission line. A perfectly matched line has a VSWR of 1:1. A high ratio
indicates that the antenna subsystem is poorly matched.
W
watchdog A circuit that checks that the system is still responding. If the system does
not respond (because the firmware has locked up), the circuit generally resets
the system.