LED icon LED name State Description
Location Solid blue The system administrator
activated this LED
function to aid in
physically locating the
disk shelf with the failed
IOM12 module.
The location LED on the
operator display panel
and both IOM12 modules
illuminate when this LED
function is activated.
Location LEDs
automatically turn off after
30 minutes.
The following illustration is for a IOM12 module:
Power supply LEDs
The LEDs on the power supply indicate whether the power supply is functioning normally
or there are hardware problems.
The following table describes the two LEDs on power supplies used in DS460C, DS224C, and DS212C disk
shelves:
LED icon LED name State Description
Power Solid green The power supply is
functioning correctly.
Off The power supply failed,
the AC switch is turned
off, the AC power cord is
not properly installed, or
electricity is not being
properly supplied to the
power supply.
Check event messages to
determine corrective
action to take.
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