GE MDS entraNET 900 Technical Manual page 7

6 INSTALLATION . . . . . . . . . . . . . . . . . . . . . . . . . . . . 147
6.1 INSTALLATION ................................................................................................................. 149
6.1.1 General Requirements ...........................................................................................................149
6.1.2 Site Selection .........................................................................................................................149
6.1.3 Conducting a Site Survey .......................................................................................................150
Terrain and Signal Strength..........................................................................................................150
A Word About Radio Interference ................................................................................................150
Mounting Dimensions for Radios .................................................................................................152
6.1.4 Antenna and Feedline Selection ............................................................................................153
Antennas......................................................................................................................................153
Feedlines .....................................................................................................................................154
6.2 HOW MUCH OUTPUT POWER CAN BE USED?
(U.S.A. and Canada, 900 MHz systems) .................................................................................. 156
6.2.1 Calculating System Gain ........................................................................................................156
6.3 HOW MUCH OUTPUT POWER CAN BE USED?
(U.S.A. and Canada, 2400 MHz systems) ................................................................................ 157
6.3.1 Calculating System Gain ........................................................................................................157
6.4 HOW MUCH OUTPUT POWER CAN BE USED? (ETSI 2400 MHz systems)................. 158
6.4.1 Calculating System Gain ........................................................................................................159
6.5 OPTIMIZING PERFORMANCE ........................................................................................ 160
6.5.1 Principles of Wireless Network Operation ..............................................................................160
6.5.2 Aiming Directive Antennas for Maximum RSSI ......................................................................162
Procedure ....................................................................................................................................162
6.5.3 Tips for Improving Data Throughput .......................................................................................163
To Maximize Throughput of Data and Reduce Latency Time ......................................................163
To Maximize Overall Data Performance ......................................................................................164
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7 TROUBLESHOOTING AND RADIO TESTS . . . . . 165
7.1 TROUBLESHOOTING...................................................................................................... 167
7.1.1 Interpreting the Front Panel LEDs ..........................................................................................167
7.1.2 Troubleshooting Using the Embedded Management System ................................................168
Serial Port and Remote Serial Statistics Menu ............................................................................171
Diagnostic Tools...........................................................................................................................171
7.1.3 Using Logged Operation Events .............................................................................................172
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05-4055A01, Rev. E MDS entraNET Technical Manual v