Installation Manual

5 Troubleshooting
This chapter provides an overview of troubleshooting resources.
Smart Array P411 controller board runtime LEDs
The Smart Array P411 Controller board has nine runtime LEDs that indicate activities and error
conditions.
Figure 3 Smart Array P411 controller board runtime LEDs
1
3
2
4 65 7 8
9
Table 2 Interpreting Smart Array 411 runtime LEDs
LED name and interpretationNameColorLED ID
System Error LED. The controller ASIC has locked up and cannot process
any commands.
DS9Amber1
Idle Task LED. This LED, with item 3 (DS7), indicates the amount of controller
CPU activity. See Table 3.
DS8Green2
Gas Pedal LED. This LED, with item 2 (DS8), indicates the amount of
controller CPU activity. See Table 3.
DS7Green3
Controller Heartbeat LED. This LED flashes every two seconds to indicate
controller health.
DS6Green4
Pending Command LED. Indicates that the controller is working on a
command from the host driver.
DS5Green5
Activity LED for SAS port 1.DS4Green6
Activity LED for SAS port 2.DS3Green7
Disk Failure LED. A physical disk connected to the controller has failed. See
the Fault LED on each disk to determine the failed disk.
DS2Amber8
Diagnostics Error LED. One of the server diagnostics utilities has detected
a controller error.
DS1Amber9
Smart Array P411 controller board runtime LEDs 31