81Troubleshooting Guide99 Troubleshooting Guide9.2 Q & AQuestion AnswerHow can I change thefrequency?Set the frequency on your graphics card. Windows XP: Go to Control Panel Appearance andThemes Display Settings Advanced Monitor,and adjust Refresh rate under Monitor settings. Windows ME/2000: Go to Control Panel DisplaySettings Advanced Monitor, and adjust Refresh rateunder Monitor settings. Windows Vista: Go to Control Panel Appearance andPersonalization Personalization Display SettingsAdvanced Settings Monitor, and adjust Refresh rateunder Monitor settings. Windows 7: Go to Control Panel Appearance andPersonalization Display Screen ResolutionAdvanced settings Monitor, and adjust Refresh rate underMonitor settings. Windows 8: Go to Settings Control Panel Appearanceand Personalization Display Screen ResolutionAdvanced settings Monitor, and adjust Refresh rate underMonitor settings.