HP Pavilion XZ335 Reference Manual page 121

Running advanced tests on specific hardware
1. Restart the notebook: click Start, Turn Off Computer, Restart.
2. When the HP logo appears, press F10 to start the diagnostic test.
3. When the menu appears, press F2 to run e–Diagtools.
The first time you run the program, you are prompted to select the language for the
program.
4. When the Configuration Description appears, verify the list of detected hardware.
5. Run the basic test. Press F2 to start the basic hardware test. The results appear when
the test is complete.
6. Press F2 to open the advanced test screen.
7. Use the arrow keys and ENTER to select the tests that you want to run. Tests are
listed only for detected hardware:
8. Press F2 to run the selected tests and add the results to the Support Ticket.
9. Press F12 to run the selected tests in a loop until you press ESC. When running
advanced tests in a loop, ESC does not stop all tests immediately.
10. After each run, press F2 to go back to the advanced tests screen, press F4 to view the
support ticket, or press F3 to exit.
e–Diagtools for Windows can update the version of e–Diagtools on your notebook's hard
disk. In e–Diagtools for Windows, use the e–Diagtools menu.
If you have trouble running e–Diagtools from the hard disk, you can also run it from the
Recovery CD or DVD. Boot from disk 1 and select the diagnostics option.
Troubleshooting and Maintenance
Testing the Hardware
Reference Guide 121