Solving Problems 35Touch Pad or Mouse ProblemsExternal Keyboard ProblemsHINT: When you attachan external keyboard, theintegrated keyboardremains fully functional.CH E C K T H E T O U C H P A D S E T T I N G S1 Click the Start button, click Control Panel, and then click Printers and OtherHardware.2 Click Mouse.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 (see page 20).Disconnect the mouse cable and check it for damage. For PS/2 cables, check thecable connector for bent or broken pins. 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 ET O U C H P A D1 Turn off 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, selectan 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 page 41.CH E C K T H E K E Y B O A R D C A B L E — Shut down the computer (see page 20).Disconnect the keyboard cable and check it for damage. For PS/2 cables, checkthe cable connector for bent or broken pins. Firmly reconnect the cable.If you are using a keyboard extension cable, disconnect it and connect thekeyboard directly to the computer.