Dell R900 manual Troubleshooting a SAS or SAS RAID Controller Card, 144

Models: R900

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Troubleshooting a SAS or SAS RAID Controller Card

NOTE: When troubleshooting a SAS or SAS RAID controller card, also see the documentation for your operating system and the controller card.

Problem

Error message indicates a problem with the SAS or SAS RAID controller card.

SAS or SAS RAID controller card performs incorrectly or not at all.

Action

CAUTION: Only trained service technicians are authorized to remove the system cover and access any of the components inside the system. Before performing any procedure, see your Product Information Guide for complete information about safety precautions, working inside the computer and protecting against electrostatic discharge.

1Run the appropriate online diagnostic test. See "Using PowerEdge Diagnostics" on page 149.

2Enter the System Setup program and ensure that the SAS or SAS RAID controller card is enabled. See "Using the System Setup Program" on page 41.

3Restart the system and press the applicable key sequence to enter the configuration utility program:

<Ctrl><c> for a SAS controller

<Ctrl><r> for a SAS RAID controller

See the controller's documentation for information about configuration settings.

4Check the configuration settings, make any necessary corrections, and restart the system.

If the problem is not resolved, continue to the next step.

5Remove power from the system and attached peripherals, and disconnect the system from its electrical outlet.

6Open the system. See "Removing the Top Cover" on page 60.

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Troubleshooting Your System

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Dell R900 manual Troubleshooting a SAS or SAS RAID Controller Card, 144