User guide

Monitoring the SS8460
96-30052-001 Rev. A4 DataDirect Networks StorageScaler 8460 User Guide | 39
3.1.5 Power and Cooling Module LEDs
There are four LEDs mounted on the PCM to indicate the status of the module and the fans.
Figure 45 shows the location of the LEDs on the module. Table 4 provides a description of
the color and status of the LEDs.
Table 4. PCM LED Description
LED Description Color Status
PCM AC Green
ON - AC input to PCM within tolerances
OFF - PCM failed
PCM DC Green
ON - DC output of PCM within tolerances
OFF - PCM failed
PCM ID Blue
ON - receiving Locate command
OFF - NOT receiving Locate command
PCM Fault Amber
ON - PCM fault detected
OFF - no detected PCM faults
Figure 45. Power and Cooling Module LEDs