HP Smart Array P700m Controller - Manual (Page 27)

Diagnosing array problems 27
Diagnosing array problems
Controller board runtime LEDs
Immediately after you power up the server, the controller runtime LEDs illuminate briefly in a
predetermined pattern as part of the POST sequence. At all other times during server operation, the
illumination pattern of the runtime LEDs indicates the status of the controller, as described in the following
table.
LED ID Color LED name and interpretation
1 Amber CR10: Thermal Alert LED. Not used on this controller.
2 Amber CR9: System Error LED. The controller ASIC has locked up and cannot process
any commands.
3 Amber CR1: Diagnostics Error LED. One of the diagnostics utilities in the server has
detected a controller error.
4 Amber CR2: Drive Failure LED. A physical drive connected to the controller has failed.
Check the Fault LED on each drive to determine which drive has failed.
5 Green CR3: Activity LED for port 2.
6 Green CR4: Activity LED for port 1.
7 Green CR5: Command Outstanding LED. The controller is working on a command from
the host driver.
8 Green CR6: Controller Heartbeat LED. This LED flashes every 2 seconds to indicate the
controller health.
9 Green CR7: Gas Pedal LED. This LED, together with the Idle Task LED, indicates the
amount of controller CPU activity. For details, see the following table.