1. Turn on or restart the computer, and quickly press esc.
2. Press f2.
The BIOS searches three places for the diagnostic tools, in the following order:
a. Connected USB ash drive
NOTE: To download the HP PC Hardware Diagnostics UEFI tool to a USB ash drive, see
Downloading the latest HP PC Hardware Diagnostics UEFI version on page 76.
b. Hard drive
c. BIOS
3. When the diagnostic tool opens, select a language, select the type of diagnostic test you want to run,
and then follow the on-screen instructions.
Downloading HP PC Hardware Diagnostics UEFI to a USB ash drive
Downloading HP PC Hardware Diagnostics UEFI to a USB ash drive can be useful in some situations.
● HP PC Hardware Diagnostics UEFI is not included in the preinstallation image.
● HP PC Hardware Diagnostics UEFI is not included in the HP Tool partition.
● The hard drive is damaged.
NOTE: The HP PC Hardware Diagnostics UEFI downloading instructions are provided in English only, and you
must use a Windows computer to download and create the HP UEFI support environment because only .exe
les are provided.
Downloading the latest HP PC Hardware Diagnostics UEFI version
To download the latest HP PC Hardware Diagnostics UEFI version to a USB ash drive, follow this procedure.
1. Go to http://www.hp.com/go/techcenter/pcdiags. The HP PC Diagnostics home page is displayed.
2. Select Download HP Diagnostics UEFI, and then select Run.
Downloading HP PC Hardware Diagnostics UEFI by product name or number (select products
only)
You can download HP PC Hardware Diagnostics UEFI by product name or number (select products only) to a
USB ash drive.
NOTE: For some products, you might have to download the software to a USB ash drive by using the
product name or number.
1. Go to http://www.hp.com/support.
2. Enter the product name or number, select your computer, and then select your operating system.
3. In the Diagnostics section, follow the on-screen instructions to select and download the specic UEFI
Diagnostics version for your computer.
76 Chapter 8 Using HP PC Hardware Diagnostics
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