HP AA988A HP StorageWorks 2012sa Modular Smart Array user guide (488320-002, J - Page 18

Table 1-5, Fault/Service

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Table 1-5 Controller LEDs (Back) (Continued) Location Controller module Controller module Controller module Controller module Controller module LED Unit Locator Color State Description White Off Normal operation. OK to Remove Fault/Service Required OK Blink Physically identifies the controller module. Blue Off The controller module is not prepared for removal. On The controller module can be removed. Amber On A fault has been detected or a service action is required. Blink Indicates a hardware-controlled power up or a cache flush or restore error. Green Off Controller module is not OK. Cache status Green On Controller module is operating normally. Blink System is booting. Off Cache is clean (contains no unwritten data). On Cache is dirty (contains unwritten data) and operation is normal. 18 HP StorageWorks 2012sa Modular Smart Array user guide • May 2008

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18
HP StorageWorks 2012sa Modular Smart Array user guide
•
May 2008
Controller
module
Unit Locator
White
Off
Normal operation.
Blink
Physically identifies the controller module.
Controller
module
OK to
Remove
Blue
Off
The controller module is not prepared for
removal.
On
The controller module can be removed.
Controller
module
Fault/Service
Required
Amber
On
A fault has been detected or a service action
is required.
Blink
Indicates a hardware-controlled power up or
a cache flush or restore error.
Controller
module
OK
Green
Off
Controller module is not OK.
On
Controller module is operating normally.
Blink
System is booting.
Controller
module
Cache status
Green
Off
Cache is clean (contains no unwritten data).
On
Cache is dirty (contains unwritten data) and
operation is normal.
Table 1-5
Controller LEDs (Back)
(Continued)
Location
LED
Color
State
Description