Leds; Signal Loss Led; Alarm Led - Agilent Technologies ProBER 2 User's Reference Manual

Managing the Displays

LEDs

LEDs
There are seven LEDs on ProBER 2. The significance of each is described here.
Signal Loss
Alarm
Error
History
Low Battery
Start/Stop

Signal Loss LED

When this LED is lit, it indicates that no data transitions are present at the Receive
Input. In other words, there is a loss of signal.

Alarm LED

When lit, this LED indicates that an alarm condition exists.
dc In
3-5