Toshiba Satellite A30 Series User Manual page 112

Optional Devices
To set the TV type, follow the steps below:
1. Click Start and then select Control Panel.
2. Choose Appearance and Themes.
3. Click Display to open the Display Properties dialog box.
4. Click the Settings tab and click the Advanced button.
5. In the Advanced dialog box, go to the Monitor tab and select the
Hide modes that this monitor cannot display option.
Satellite A30 Series 7-9