Smart Array P400 Controller User Guide

Diagnosing array problems 32
Diagnosing array problems
In this section
Controller board runtime LEDs.................................................................................................................. 32
Battery pack LEDs................................................................................................................................... 33
Diagnostic tools ..................................................................................................................................... 34
Controller board runtime LEDs
NOTE: During server power-up, each runtime LED illuminates randomly until POST has finished.
LED ID Color LED name and interpretation
1 Amber CR14: Controller Lockup LED.
2 Amber
CR13: 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.
3 Green CR3: Activity LED for SAS port 2I.
4 Green CR8: Activity LED for SAS port 1I.
5 Green
CR5: Command Outstanding LED. The controller is working on a command from
the host driver.
6 Green
CR6: Heartbeat LED. This LED blinks every 2 seconds to indicate the controller
health.
7 Green
CR4: Gas Pedal LED. This LED, together with item 9, indicates the amount of
controller CPU activity. For details, see the following table.
8 Green
CR7: Idle Task LED. This LED, together with item 8, indicates the amount of
controller CPU activity. For details, see the following table.