Dell R905 Server User Manual


 
Troubleshooting Your System 163
11
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,
see "Getting Help" on page 179.
If you have a RAID controller, replace the RAID battery
.
See
"Installing the SAS RAID Controller Card Battery" on page 113. If
replacing the battery does not solve the problem,
see "Getting Help"
on page 179.
Troubleshooting an External SAS Tape Drive
Problem
Defective tape drive
Defective tape cartridge
Missing or corrupted tape-backup software or tape drive device driver
Defective SAS controller
Action
1
Remove the tape cartridge you were using when the problem occurred, and
replace it with a tape cartridge that you know works.
2
Ensure that the device drivers for the tape drive are installed and are
configured correctly.
3
Run the appropriate online diagnostics tests. See "Using Dell PowerEdge
Diagnostics" on page 167.
4
Turn off the system and attached peripherals, and disconnect the system
from the electrical outlet.
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.
5
Open the system. See "Opening and Closing the System" on page 65.
6
Ensure that the controller card is firmly seated in its connector on the
system board.