Specifications

4000326 Rev A Optical Switches 3-21
Monitor Alarm Parameters Using the ICIM,
Continued
Monitoring Alarm Parameters
From the MAIN or SCROLL menus on the ICIM, navigate to the Prisma II Optical
Switch MODULE menu. From the MODULE menu, press the
ALRM
key to display
the ALARMS menu.
The following table describes each switch alarm parameter.
Parameter Meaning Possible Cause of Alarm
PInLoss3 Loss of light at input 3. Port 3 is dark.
PInLoss4 Loss of light at input 4. Port 4 is dark.
BothDark Loss of light at both inputs. Both inputs are dark.
TempAlm
Module temperature is above high
threshold or below low threshold.
Temperature alarm.
NoSwitch Switch failure. Switch has failed.
PsOK Voltage status. Voltage is acceptable.