Dell Vostro 420 Service Manual

Also see for Vostro 220 - Vostro 220 Slim Desktop Computer: User guide Setup and features information Setup and quick reference guide System information guide Rack Installation Guide

Contents

Dell Vostro 420 Service Manual Manual pdf 22 page image

22 TroubleshootingNOTE: Your computer supports only IEEE 1394a standard.EN S U R E T H A T T H E C A B L E F O R T H E IEEE 1394 D E V I C E I S P R O P E R L Y I N S E R T E D I N T OT H E D E V I C E A N D I N T O T H E C O N N E C T O R O N T H E C O M P U T E REN S U R E T H A T T H E IEEE 1394 D E V I C E I S E N A B L E D I N S YS T E M S E T U P — See"System Setup Program" on page 129 for assistance.EN S U R E T H A T T H E IEEE 1394 D E V I C E I S R E C O G N I Z E D B Y WI N D O W S —Windows XP:1 Click Start and click Control Panel.2 Under Pick a Category, click Performance and Maintenance→ System→ SystemProperties → Hardware→ Device Manager.Windows Vista:1 Click Start → Control Panel→ Hardware and Sound.2 Click Device Manager.If your IEEE 1394 device is listed, Windows recognizes the device.IF Y O U H A V E P R O B L E M S W I T H A DE L L IEEE 1394 D E V I C E — Contact Dell (see"Contacting Dell" on page 137).IF Y O U H A V E P R O B L E M S W I T H A N IEEE 1394 D E V I C E N O T P R O V I D E D B Y DE L L —Contact the IEEE 1394 device manufacturer.Keyboard ProblemsCAUTION: Before you begin any of the procedures in this section, follow thesafety instructions that shipped with your computer. For additional safety bestpractices information, see the Regulatory Compliance Homepage atwww.dell.com/regulatory_compliance.CH E C K T H E K E Y B O A R D C A B L E —• Ensure that the keyboard cable is firmly connected to the computer.• Shut down the computer (see "Before Working on Your Computer" on page 35),reconnect the keyboard cable as shown on the setup diagram for your computer, andthen restart the computer.• Ensure that the cable is not damaged or frayed and check cable connectors for bent orbroken pins. Straighten any bent pins.• Remove any keyboard extension cables and connect the keyboard directly to thecomputer.TE S T T H E K E Y B O A R D — Connect a properly working keyboard to the computer, and