User's Manual

Front Panel Operation 3-16
DataNex EMS Wireless, DATA-20 Digital Radio
3.4.11 Alarms
Alarm(s)
Total Alarms Since
Reset-1
Alarm(s)
Rev Pwr > 0.25 W
15:20:24 6/29/98
Module Parameter Nominal Trip Value
QAM RF TX
Reverse Power 0.05 Watt > 0.25 Watt
PA Current 2.5 Amp > 3.0 Amp
LO Level 100% < 50%
Exciter Level 100% < 50%
QAM RF RX
RSL -30 to –90 dBm
LO Level 100% < 50%
QAM MODEM
BER - >1.00E-04
Synth Level 100% < 50%
Modulator only Modem Level 100% < 50%
Alarm definition: A specific parameter is out of tolerance, but is NOT crucial for proper
system operation. ALARMS are cautionary only, and indicates a degradation in a system
parameter.
Logging: All fault and alarm events are logged with the date and time.
Alarm screen reset: After viewing the screen, press ENTER to clear all logs entries. If the
alarm has been corrected, no new logs will be generated.