Compaq Presario,Presario 1211 Supplementary Manual page 111

Q. How can I change the display settings on my Notebook?
A. Right-click on the Windows desktop and select
Properties. The following dialog box is displayed:
Select the Settings tab and make changes as necessary. Click
OK when you finish to apply the settings.
Q. My display (monitor) is blank. What should I do?
A. Your Notebook might be in either Sleep (Standby) or
Hibernation mode. Try pressing any key to wake your
Notebook from Sleep (Standby) mode. If this does not correct
›
the problem, press the Power button once to resume from
Hibernation mode.