User manual

905U-D Radio Modem User Manual
Man_905D_1.10.doc Page 6
3.6.1 Auto-Connect Controlled Mode ................................................................................. 26
3.6.2 Low Power Auto-Connect Mode ............................................................................... 26
3.6.3 Single-Connect Controlled Mode .............................................................................. 26
3.6.4 Fast Operation Controlled Mode ............................................................................... 27
3.6.5 CTS/RTS Flow Control ............................................................................................. 27
3.6.6 Intermediate Repeaters ............................................................................................... 27
3.7 WHAT OPERATING MODE TO USE ? .............................................................................. 28
3.7.1 Transparent or Controlled Mode? ............................................................................ 28
3.7.2 Error Check ? ........................................................................................................... 28
3.8 SERIAL / RADIO RATES ................................................................................................. 29
3.9 RADIO INTERFERENCE .................................................................................................. 29
3.10 OPERATING PROBLEMS ................................................................................................. 30
CHAPTER FOUR CONFIGURATION ........................................................................... 32
4.1 BEFORE CONFIGURING .................................................................................................. 32
4.2 ADDRESSING ................................................................................................................. 33
4.3 DEFAULT CONFIGURATION ........................................................................................... 33
4.4 CONFIGURATION PROGRAM .......................................................................................... 33
4.4.1 Transparent Mode .................................................................................................... 35
4.4.2 Controlled Mode ...................................................................................................... 35
4.4.3 Other Parameters ..................................................................................................... 38
4.5 HAYES COMMANDS ...................................................................................................... 40
4.6 CONFIGURATION EXAMPLES ......................................................................................... 45
4.7 SWITCH CONFIGURATION ............................................................................................. 48
CHAPTER FIVE SPECIFICATIONS .............................................................................. 50
CHAPTER SIX TROUBLESHOOTING ......................................................................... 52
6.1 DIAGNOSTICS CHART .................................................................................................... 52
6.2 TEST FUNCTIONS .......................................................................................................... 52
6.2.1 Radio Testing - AT&Tx ......................................................................................... 52
6.2.2 Bit Error Rate Test (BER) ....................................................................................... 53
6.2.3 On-line diagnostics .................................................................................................. 54
APPENDIX A HAYES COMMANDS ............................................................................. 55