Dell PowerVault 775N Installation And Troubleshooting Manual page 45

22. Turn off the system, including any attached peripherals, and disconnect the system from its electrical outlet.
23. Remove the cover (see
24. Reinstall one of the expansion cards you removed in step 18 (see
Options").
25. Replace the cover (see
26. Reconnect the system to its electrical outlet and turn the system on, including any attached peripherals.
27. Run the diskette drive tests from the diagnostics diskette to see whether the diskette drive works correctly.
28. Repeat steps 22 through 27 until all expansion cards have been reinstalled or until one of the expansion cards prevents
the system from booting from the diagnostics diskette.
If the problem is not resolved, see
Troubleshooting a CD Drive
Problem
System cannot read data from a CD
CD drive indicator fails to blink during boot
Action
1. Enter the System Setup program to ensure that the IDE device is enabled (see "Using the System Setup Program," in
the User's Guide).
2. Run the IDE devices tests in the system diagnostics to determine whether the CD drive works correctly.
If the tests failed, continue to step 3.
3. Remove the bezel (see
4. Turn off the system, including any attached peripherals, and disconnect the system from its electrical outlet.
5. Ensure that the CD/diskette drive tray is properly installed (see
Drives").
6. Reconnect the system to an electrical outlet and turn on the system, including any attached peripherals.
7. Replace the bezel (see
If the problem persists, continue to step 8.
8. Run the IDE devices tests in the system diagnostics to determine whether the CD drive works correctly.
If the tests failed, continue to step 9.
9. Turn off the system, including any attached peripherals, and disconnect the system from its electrical outlet.
10. Remove the cover (see
11. Ensure that the system board tray is properly installed (see
Options").
12. Replace the back cover (see
"Removing the Cover").
"Replacing the Cover").
"Getting Help" for instructions on obtaining technical assistance.
"Removing the Bezel").
"Replacing the Bezel").
"Removing the Cover").
"Replacing the Cover").
"Installing an Expansion
"Installing the CD/Diskette Drive
"Replacing the System Board
Card" in "Installing System
Tray" in "Installing
Tray" in "Installing System