Figure 3 Smart Array P400 controller board runtime LEDs
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Table 1 Interpreting Smart Array P400 Runtime LEDs
LED name and interpretation
Name
Color
LED ID
Controller lockup LED.
CR14
Amber
1
Disk Failure LED. A physical disk connected to the controller has failed. See
the Fault LED on each disk to determine the failed disk.
CR13
Amber
2
Activity LED for SAS port 2I.
CR3
Green
3
Activity LED for SAS port 1I.
CR8
Green
4
Command Outstanding LED. The controller is working on a command from
the host driver.
CR5
Green
5
Heartbeat LED. This LED flashes every 2 seconds to indicate controller health.
CR6
Green
6
Gas Pedal LED. This LED, with item 8 (CR7), indicates the amount of
controller CPU activity. See
CR4
Green
7
Idle Task LED. This LED, with item 7 (CR4), indicates the amount of controller
CPU activity. See
.
CR7
Green
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Table 2 Determining the P400 controller CPU activity level
Controller CPU activity level
LED 8 Status
LED 7 Status
0 to 25%
Flashing
Off
25 to 50%
Off
Flashing
50% to 75%
Off
On Steady
75% to 100%
On Steady
On steady
NOTE:
During server power on, each runtime LED illuminates randomly until POST completes.
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Controller overview
