Setting Up and Using Your Computer 27Adjusting the VolumeNOTE: When the speakers are muted, you do not hear the CD or DVD playing.Windows XP:1 Click the Start button, point to All Programs→ Accessories→Entertainment, and then click Volume Control.2 In the Master Volume control window, click and drag the bar in the MasterVolume column and slide it up or down to increase or decrease thevolume.For more information on volume control options, click Help in the VolumeControl window.Windows Vista:1 Click Start , point to Control Panel→ Hardware and Sound→ Sound,and then click Adjust System Volume.2 In the Volume Mixer window, click and drag the bar in the Speakerscolumn and slide it up or down to increase or decrease the volume.Adjusting the PictureIf an error message notifies you that the current resolution and color depthare using too much memory and preventing DVD playback, adjust the displayproperties:Windows XP:1 Click the Start button, and then click Control Panel.2 Under Pick a category, click Appearance and Themes.3 Under Pick a task..., click Change the screen resolution.4 In the Display Properties window, click and drag the bar in Screenresolution to change the setting to 800 by 600 pixels.5 Under Color quality, click the drop-down menu, and then click Medium(16 bit).6 Click OK.Windows Vista:1 Click Start and click Control Panel.2 Click Appearance and Personalization.