20 Sun StorageTek 2500 Series Array Hardware Installation Guide • September 2009
IOM LEDs on the Sun StorageTek 2501 Expansion
Tray
FIGURE 1-14 Locations of the IOM LEDs
TABLE 1-6 Descriptions of the IOM LEDs
Location LED Color On Off
1 IOM Link Fault Amber A link error occurred. No errors have occurred.
2 IOM Link Green The link is active. A link error occurred.
3
Service Action
Allowed
Blue The IOM can be removed
from the drive expansion tray.
The IOM cannot be removed
from the drive expansion
tray.
4
Service Action
Required (Fault)
Amber A fault exists within the IOM. Normal condition
5 Power Green The IOM tray is powered on. The IOM is not powered on.
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