HP Smart Array Advanced Pack Software manual Cannot function due to an internal problem. If

LED ID	Color	Name	Comments
1	Green	CR502: Expander Heartbeat	This LED flashes every two seconds during normal
			operation. If the LED glows steadily, the expander
			cannot function due to an internal problem. If the
			LED flashes twice per second, the expander cannot
			function because the NVRAM is corrupt.
2	Amber	CR510: System Error	The controller ASIC has locked up and cannot
			process any commands.
3	Amber	CR509: Diagnostics Error	One of the server diagnostics utilities has detected
			a controller error.
4	Amber	CR500: Drive Failure	To determine which drive has failed, check the Fault
			LED of each physical drive connected to the
			controller.
5	Green	CR508: Activity	Port 4I is active.
6	Green	CR507: Activity	Port 3I is active.
7	Green	CR506: Command Outstanding	The controller is working on a command from the
			host driver.
8	Green	CR505: Controller Heartbeat	When the controller is in good health, this LED
			flashes every two seconds.
9	Green	CR504: Gas Pedal	This LED, together with the Idle Task LED (next item),
			indicates the amount of controller CPU activity. For
			more information, see the following table.
10	Green	CR503: Idle Task	This LED, together with the Gas Pedal LED (previous
			item), indicates the amount of controller CPU
			activity. For more information, see the following
			table.

Gas pedal LED status	Idle task LED status	Controller CPU activity level
Off	Flashing	0–25%
Flashing	Off	25–50%
On steadily	Off	50–75%
On steadily	On steadily	75–100%

Component identification 24