Dell Inpsiron 560s (Late 2009) - Manual (Page 40)

38
Using Support Tools
Dell Diagnostics
If you experience a problem with your
computer, perform the checks in “Lockups and
Software Problems” on page 32 and run the
Dell Diagnostics before you contact Dell for
technical assistance.
It is recommended that you print these
procedures before you begin.
NOTE: Dell Diagnostics works only on
Dell computers.
NOTE: The
Drivers and Utilities disc
is optional and may not ship with your
computer.
Ensure that the device that you want to test
displays in the system setup program and is
active. Press during POST (Power On Self
Test) to enter the System Setup (BIOS) utility.
Start the Dell Diagnostics from your hard drive
or from the Drivers and Utilities disc.
Starting Dell Diagnostics From Your
Hard Drive
The Dell Diagnostics is located on a hidden
diagnostic utility partition on your hard drive.
NOTE: If your computer cannot display
a screen image, contact Dell (see
“Contacting Dell” on page 56).
Ensure that the computer is connected to an 1.
electrical outlet that is known to be working
properly.
Turn on (or restart) your computer.
2.
When the DELL 3. ™ logo appears, press
immediately. Select Diagnostics from the
boot menu and press .
This may invoke the Pre‑Boot System
Assessment (PSA) on your computer.