Specifications

4000326 Rev A Optical Switches 3-3
Monitor Alarm Parameters
Introduction
From the ALARMS screen on the switch, you can determine whether there is a
switch alarm condition and, if there is an alarm condition, the cause of the alarm.
If an alarm condition:
• Is present, the cause of the condition displays on the screen. Items that are not in
the alarm state are passed over and are not displayed.
• Is not present, the message No Alarms displays on the screen.
Alarm Information
The following switch alarm information is available:
• Software self test
• Received optical power
• Auto/manual mode
• External control inputs
• Primary/backup mode
• +5 V DC digital power level
• +5 V analog power level
• -5 V power level
• +15 V DC control card power level
• +24 V DC backplane power level
• Backplane power supply status (primary and secondary)
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