HP Power Management System - Manual (Page 11)

Setting password protection on wakeup
To set the computer to prompt for a password when the computer exits Sleep or Hibernation, follow
these steps:
1. Select Start > Control Panel > System and Maintenance > Power Options.
2. In the left pane, click Require a password on wakeup.
3. Click Change Settings that are currently unavailable.
NOTE: If prompted by User Account Control, click Continue.
4. Click Require a password (recommended).
NOTE: If you need to create a user account password or change your current user account
password, click Create or change your user account password, and then follow the on-screen
instructions. If you do not need to create or change a user account password, go to step 5.
5. Click Save changes.
Setting password protection on wakeup 5