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6.4.1 ALARM menu
To access the Alarms menu, press from the main BERT screen.
Use this menu to:
• Monitor the current and history alarm status to determine which alarms
caused the LED to turn red.
• Force an alarm condition onto the E1 line by pressing an Alarm Insertion
button. Caution: The alarm insertion will be continuous until pressed
again.
o LOS (Loss of Signal)
o OOF (Out of Frame)
o AIS (All 1’s Alarm Indicator Signal)
o Yellow
• To exit, press .