98 Solving ProblemsNo sound from headphonesCH E C K T H E H E A D P H O N E C A B L E C O N N E C T I O N — Ensure that the headphonecable is securely inserted into the headphone connector (see "audioconnectors" on page 24).AD J U S T T H E WI N D O W S V O L U M E C O N T R O L — Click or double-click the speakericon in the lower-right corner of your screen. Ensure that the volume is turnedup and that the sound is not muted.Touch Pad or Mouse ProblemsCH E C K T H E T O U C H P A D S E T T I N G S —1 Click the Start button, click Control Panel, and then click Printers andOther Hardware.2 Click Mouse.3 Try adjusting the settings.CH E C K T H E M O U S E C A B L E — Shut down the computer. Disconnect the mousecable, check it for damage, and firmly reconnect the cable.If you are using a mouse extension cable, disconnect it and connect the mousedirectly to the computer.TO V E R I F Y T H A T T H E P R O B L E M I S W I T H T H E M O U S E , C H E C K T H E T O U C H P A D —1 Shut down the computer.2 Disconnect the mouse.3 Turn on the computer.4 At the Windows desktop, use the touch pad to move the cursor around,select an icon, and open it.If the touch pad operates correctly, the mouse may be defective.RE I N S T A L L T H E T O U C H P A D D R I V E R — See "Reinstalling Drivers and Utilities" onpage 101.Video and Display ProblemsCAUTION: Before you begin any of the procedures in this section, follow thesafety instructions in the Product Information Guide.
