HP LaserJet 8150 Printer series - Manual (Page 17)

Viewing Printer Status with the Home Pages 13
Event Log
The Event Log displays the most recent printer events, including printer
jams, service errors, and other printer errors.
For quick access to more information regarding
error messages, click the Solve A Problem link,
then select Error Messages. (This link takes you
to hp.com on the World Wide Web; it is not part
of the embedded web server.)