HP Compaq NC4000 Getting Started Manual page 16

Additional Information, Help and Updates
Error messages that have displayed.
Type of printer connected.
Operating system version number and registration number.
To view these numbers, access the Control Panel > System >
General tab.
Configuration or diagnostic information. Refer on the
Documentation Library CD to the Software Guide,
"Computer Setup" chapter, for details about accessing,
saving, or printing this information.
Determine the version of the system ROM installed on the
notebook.
Getting Started 2–3