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Chapter 1 Tray Overviews 13
Controller Tray and Drive Expansion Tray Power-
Fan Assembly LEDs
The power-fan assembly LEDs for the Sun StorageTek 2540 Array, the Sun
StorageTek 2530 Array, and the Sun StorageTek 2501 Array are identical.
4 Cache Active Green Caching is enabled.
When blinking, the cache has
data.
Indicates a problem if caching is
enabled.
5 Service Action
Allowed
Blue The controller can be removed
from the controller tray.
The controller cannot be
removed from the controller
tray.
6 Service Action
Required (Fault)
Amber Indicates a fault within the
controller.
Normal condition
7 Power Green Power is present. No power is applied to the
controller tray.
8 Ethernet Link Green The connection is active. The connection is not active.
9 Ethernet
100BASE-TX
Green 100BASE-TX connection is
active.
The 100BASE-TX connection is
not active.
TABLE 1-3 Descriptions of the Controller LEDs on the Sun StorageTek 2530 Array (2 of
2)
Location LED Color On Off