Troubleshooting Your System 117
9
If you have a SAS RAID controller daughter card, ensure that the following RAID components are
properly installed and connected:
• Memory module
• Battery
10
Verify that the cable connections between the hard drive(s) and the SAS controller card or SAS RAID
controller daughter card are correct. See Figure3-13 (SAS controller card) or Figure 3-14 (SAS RAID
controller daughter card).
11
Verify that the SAS or SATA cables are securely seated in their connectors.
12
Verify that the hard drive LED activity indicator cable is correctly installed. See Figure3-13 (SAS
controller card) or Figure3-14 (SAS RAID controller daughter card).
13
Close the system. See "Closing the System" on page48.
14
Reconnect the system to its electrical outlet, and turn on the system and attached peripherals. If the
problem persists, proceed as follows:
• If you have a SAS controller card,
see "Getting Help" on page131.
• If you have a SAS RAID controller daughter card, replace the SAS RAID daughter card battery
.
See
"Replacing the SAS RAID Controller Daughter Card Battery" on page92. If replacing the battery
does not solve the problem,
see "Getting Help" on page131.
Troubleshooting Expansion Cards
NOTE: When troubleshooting an expansion card, see the documentation for your operating system and the
expansion card.
Problem
• Error message indicates a problem with an expansion card.
• Expansion 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.
1
Run the appropriate online diagnostic test. See "Using Server Administrator Diagnostics" on page121.
2
Open or remove the bezel. See "Removing the Bezel" on page46.
3
Turn off the system and attached peripherals, and disconnect the system from the electrical outlet.
4
Open the system. See "Opening the System" on page 48.
5
Ensure that each expansion card is firmly seated in its connector. See "Installing an Expansion Card"
on page57.