Figure 13 Smart Array P812 controller board runtime LEDs
Table 9 Interpreting Smart Array P812 runtime LEDs
LED name and interpretationNameColorLED ID
Idle Task LED. This LED, with item 7 (CR504), indicates the amount of
controller CPU activity. See Table 10.
CR76Green1
Gas Pedal LED. This LED, with item 10 (CR503), indicates the amount of
controller CPU activity. See Table 10.
CR75Green2
Controller Heartbeat LED. This LED flashes every two seconds to indicate
controller health.
CR74Green3
Pending Command LED. Indicates that the controller is working on a
command from the host driver.
CR73Green4
Activity LED for SAS port 1.CR72Green5
Activity LED for SAS port 2.CR71Green6
Disk Failure LED. A physical disk connected to the controller has failed. See
the Fault LED on each disk to determine the failed disk.
CR78Amber7
Diagnostics Error LED. One of the server diagnostics has detected an error.CR77Amber8
MIPS Ready LED. The embedded SAS expander is active.CR82Green9
Table 10 Determining the Smart Array P812 controller CPU activity level
Controller CPU activity levelLED 1 (Idle Task) StatusLED 2 (Gas Pedal) Status
0 to 25%FlashingOff
25 to 50%OffFlashing
50% to 75%OffOn Steady
75% to 100%On SteadyOn steady
NOTE: During server power on, each runtime LED illuminates randomly until POST completes.
Battery pack LEDs
The battery pack has four runtime LEDs that indicate battery readiness and error conditions.
Battery pack LEDs 17
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