HP Z800 Maintenance And Service Manual page 281

This restores the settings that include boot sequence order and other factory settings. However, it
does not force hardware rediscovery.
4. Choose Restore Factory Settings as Default, and the press
5. Select File->Apply Defaults and Exit, and then press
6. Reset the workstation passwords and configuration information, such as the system date and time.
NOTE:
ENWW
This step does not clear the passwords.
F10 to accept.
F10 to accept.
Clearing and Resetting the CMOS 269