Specifications

4-20 Optical Amplifiers 4000326 Rev A
Monitor Alarm Parameters
Introduction
From the ALARMS screen on the amplifier, you can determine whether there is an
amplifier 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 amplifier alarm information is available:
• Software self test
• Power output
• Input power
• Laser diode current
• Laser current
• TE cooler current
• Laser diode temperature
• Module temperature
• Pump temperature
• Pump controller status
• +5 V DC digital power level
• +5 V DC analog power level
• -5 V DC analog power level
• +15 V DC analog power level
• +24 V DC analog power level
• Backplane power supply status (primary and secondary)
• Key switch position
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