EXFO AXS-200/850 Ethernet Test Set - Manual (Page 124)

BERT
114 AXS-200/850
Alarms/Errors
Alarms/Errors
Press , select BERT, Results, and the Alarms/Errors tab.
The Alarms/Errors page displays alarms and errors with green, red, or
amber indicators. The error count and the amount of time in seconds that
the alarm remained raised during test execution is also displayed. The
description of each alarm and error is provided as follows:
Alarms
³
Link Down: Indicates that the
Ethernet connection is down. The
Ethernet connection is down when
there is a local or a remote fault
condition.
³
LOS: Indicates a loss of signal on
the optical port.
³
Frequency: A frequency alarm is
raised when the frequency offset of
the receiving signal is over the standard limit (±100 ppm).
Note: The total number of alarmed seconds for Link Down, LOS, and Frequency
is recorded and displayed in the field next to the alarm name.
Note: Alarms/Errors are updated only during test execution.