Sony PCG-NV100P - Manual (Page 107)

Selecting the Display Mode
This notebook uses the ATI video controller. You can select which display is used when the notebook is connected to an
external monitor. When you connect an external display, you can switch the display mode between your notebook's LCD
display and the external monitor.
1. Click Start, point to Control Panel, and click Appearance and Themes.
2. Click Display to access the Display Properties window.
3. Click the Settings tab, and then click the Advanced button. The "(Multiple Monitors) and Mobility Radeon
Properties" dialog box appears.
(Multiple Monitors) and Mobility Radeon Properties screen
4. Click the Displays tab and select the display settings by clicking the icon on the panel of your display choice.
For more information, click the Help button.
If you cannot see your movie or DVD on the external display, change the monitor or TV setting by clicking on the
Secondary icon and changing it to Primary .
You may not be able to display the notebook LCD screen and an external display or projector at the same time,
depending on the types of computer displays and projectors you are using.
Turn on the notebook after you connect the external display.
Page 107