Silicon Graphics InfiniteStorage 6120, User Manual

Page: 72 / 94

Status LED Indicators
0 0 7 - 5 5 3 3 - 0 0 1
62
4.1.2 Power Cooling Module (PCM)
Figure 86 describes the PCM LED status.
• Under normal conditions, the LEDs should be illuminated constant green.
• If a problem is detected, the color of the relevant LED will change to amber.
DEM Fault Amber
OFF - all DEMs operating correctly
ON - at least one DEM has failed; service action required
Drive Fault Amber
ON - one or more HDDs are failed; SES must determine
exact HDD
OFF - no detectable drive faults
Individually
numbered
HDDs Green
ON - when SAS HDD is present
Blinks - indicates HDD activity
OFF - no HDD activity
Figure 85. Front Panel LED Description
LED Definition Color Status
Figure 86. Power Cooling Module LEDs
Normal Operation LEDs
Faults LEDs
LED Description Color Status
Enclosure
front
Enclosure
fault
Amber
ON - AC input, DC output,
fan or other PCM fault
detected
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 Fault Amber
ON - AC input, DC output,
fan or other PCM fault
detected
OFF - no fault detected
PCM ID Blue
ON - receiving SES identify
command
OFF - NOT receiving SES
identify command