VeEX MPA User Manual page 229

MPA_e_manual_D07-00-129P_RevA00
Protocol Tabs
•
If an LED if
Alarm condition has not occurred at any time during the current test.
•
If an LED if
condition was active at some point during the current test's history.
•
If an LED and the LED's Text are both Red, then that Error or Alarm condition is
currently active.
Quick Status Area LED's that are underlined are "Summary Status" LEDs and can
be selected to display a summary pop-up window to show the individual LEDs, and
sometimes error/alarm statistics, related to that status LED.
For LED descriptions for a specific protocol processor, go to the appropriate protocol
processor section of the online help and navigate to Screen Functions and
Definitions > LEDs.
OTN LEDs
When the OTN protocol processor tab is selected, the following status indicators and
LEDs are displayed in the
LED
OTU
LOS
AIS
BDI
229
White or Green and the LED's Text is White, then that Error or
White or Green but the LED's Text is Red, then that Error or Alarm
LED Quick Status Area
Description
Optical channel Transport Unit. Indicates current error,
alarm, and event activity for the OTU Section Monitoring. This
is a status LED.
Loss of Signal. Indicates that a valid OTN signal is not being
received. This is an alarm LED.
Alarm Indication Signal (OTU). This is an alarm LED.
Backward Defect Indication (OTU). This is an alarm LED.
and the Large LED screen.