Chapter 4. Operating the storage server
31
Figure 7. RAID controller LEDs
Fault
Host loop
10BT
100BT
Battery
Expansion loop
Expansion port bypass
Cache active
Controller
Fault
10BT
100BT
FC-Host
FC-Expansion
Table 4. RAID Controller LEDs
Icon
LED
Color
Operating states
1
Fault
Amber
•
Off
- Normal operation.
•
On
- The RAID controller has failed.
Host loop
Green
•
On
- Normal operation
•
Off
- One of the following situations has occurred:
— The host loop is down, not turned on, or not
connected.
— A GBIC has failed, or the host port is not occupied.
— The RAID controller circuitry has failed, or the RAID
controller has no power.
Cache active
Green
•
On
- There is data in the RAID controller cache.
•
Off
- One of the following situations has occurred:
— There is no data in cache.
— There are no cache options selected for this array.
— The cache memory has failed, or the battery has
failed.
Battery
Green
•
On
- Normal operation.
•
Flashing
- The battery is recharging or performing a self-
test.
•
Off
- The battery or battery charger has failed.
Expansion port
bypass
Amber
•
Off
- Normal operation.
•
On
-One of the following situations has occurred:
— The expansion port is not occupied.
— The Fibre Channel cable is not attached to an
expansion unit.
— The attached expansion unit is not turned on.
— A GBIC has failed, a Fibre Channel cable has failed,
or a GBIC has failed on the attached expansion unit.
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