Dell Inspiron 11z (1120, Mid 2010) - Manual (Page 51)

49
Using Support Tools
Dell Diagnostics
If you experience a problem with your
computer, perform the checks in “Lockups and
Software Problems” on page 43 and run the
Dell Diagnostics before you contact Dell for
technical assistance.
NOTE: Dell Diagnostics works only on Dell
computers.
NOTE: The
Drivers and Utilities disc 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 67).
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.