General, Italy Milan, Jamaica, Japan Kawasaki | Dell D420 specification

	Country Code: 353	Technical Support for XPS	1850 200 722
		Technical Support for XPS	1850 200 722

	City Code: 1	Technical Support for all other Dell computers	1850 543 543
		At-Home-Service — Technical Support Queries	1850 200 889

		General

		Fax/Sales Fax	01 204 0103
		Switchboard	01 204 4444

		U.K. Technical Support (dial within U.K. only)	0870 353 0800

		U.K. Customer Care (dial within U.K. only)	0870 353 0202

		Corporate Customer Care (dial within U.K. only)	0870 353 0240

		U.K. Sales (dial within U.K. only)	0870 353 4000

		Website: support.euro.dell.com

		Home and Small Business

		Technical Support	02 577 826 90
	Italy (Milan)	Customer Care	02 696 821 14

	International Access Code: 00	Fax	02 696 821 13
	International Access Code: 00	Switchboard	02 696 821 12
		Switchboard	02 696 821 12
	Country Code: 39
	Country Code: 39	Corporate
		Corporate

	City Code: 02	Technical Support	02 577 826 90
		Customer Care	02 577 825 55

		Fax	02 575 035 30

		Switchboard	02 577 821
	Jamaica	General Support (dial from within Jamaica only)	1-800-682-3639

		Website: support.jp.dell.com

		Technical Support (servers)	toll-free: 0120-198-498

		Technical Support outside of Japan (servers)	81-44-556-4162

		Technical Support (Dimension and Inspiron)	toll-free: 0120-198-226

		Technical Support outside of Japan (Dimension and Inspiron)	81-44-520-1435

		Technical Support (Dell Precision, OptiPlex, and Latitude)	toll-free:0120-198-433

	Japan (Kawasaki)	Technical Support outside of Japan (Dell Precision, OptiPlex, and Latitude)	81-44-556-3894
	Japan (Kawasaki)	Technical Support (PDAs, projectors, printers, routers)	toll-free: 0120-981-690
		Technical Support (PDAs, projectors, printers, routers)	toll-free: 0120-981-690
	International Access Code:
	International Access Code:	Technical Support outside of Japan (PDAs, projectors, printers, routers)	81-44-556-3468
	001		81-44-556-3468

		Faxbox Service	044-556-3490
		Faxbox Service	044-556-3490
	Country Code: 81
	Country Code: 81	24-Hour Automated Order Status Service	044-556-3801
		24-Hour Automated Order Status Service	044-556-3801

	City Code: 44	Customer Care	044-556-4240
	City Code: 44
		Business Sales Division (up to 400 employees)	044-556-1465

		Preferred Accounts Division Sales (over 400 employees)	044-556-3433

		Public Sales (government agencies, educational institutions, and medical	044-556-5963
		institutions)	044-556-5963
		institutions)

		Global Segment Japan	044-556-3469

		Individual User	044-556-1760

		Switchboard	044-556-4300

	Korea (Seoul)	E-mail: krsupport@dell.com
	International Access Code:	Support	toll-free: 080-200-3800

		Support (Dimension, PDA, Electronics and Accessories)	toll-free: 080-200-3801
	001	Support (Dimension, PDA, Electronics and Accessories)	toll-free: 080-200-3801
	Country Code: 82	Sales	toll-free: 080-200-3600

		Fax	2194-6202
		Fax	2194-6202
	City Code: 2
	City Code: 2	Switchboard	2194-6000

		Customer Technical Support (Austin, Texas, U.S.A.)	512 728-4093

		Customer Service (Austin, Texas, U.S.A.)	512 728-3619

		Fax (Technical Support and Customer Service) (Austin, Texas, U.S.A.)	512 728-3883
	Latin America	Sales (Austin, Texas, U.S.A.)	512 728-4397
		Sales (Austin, Texas, U.S.A.)	512 728-4397

			512 728-4600
		SalesFax (Austin, Texas, U.S.A.)
			or 512 728-3772

		Website: support.euro.dell.com
	Luxembourg	Support	342 08 08 075
	International Access Code: 00	Home/Small Business Sales	+32 (0)2 713 15 96

		Corporate Sales	26 25 77 81
		Corporate Sales	26 25 77 81
	Country Code: 352
	Country Code: 352	Customer Care	+32 (0)2 481 91 19

		Fax	26 25 77 82

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Dell D420 General, Italy Milan, Jamaica, Website support.jp.dell.com, Japan Kawasaki, Korea Seoul, Latin America

Contents

Abbreviations and Acronyms Dell Latitude D420 Users Guide Front View About Your ComputerDevice status lights Keyboard and network status lights Fingerprint reader optional Left View Audio connectorsRight View Modem connector RJ-11 USB connectorsNetwork connector RJ-45 Video connector Bottom View Back to Contents Appendix Cleaning Your Computer FCC Notice U.S. Only Macrovision Product NoticeFCC Class B Battery Performance Using a BatteryChecking the Battery Charge Dell QuickSet Battery Meter Power Management Modes Conserving Battery PowerLow-Battery Warning Standby Mode Charging the Battery Configuring Power Management SettingsReplacing the Battery Hibernate Mode Storing a Battery Installing a PC Card or 34-mm ExpressCard Using CardsCard Types Card Blanks Installing a PC Card Installing a Smart Card or Secure Digital SD CardInstalling a 34-mm Express Card Removing a PC Card, 34-mm Express Card, or Blank Back to Contents Adjusting Brightness Using the DisplaySwitching the Video Image Setting Display Resolution and Refresh Rate Swapping Primary and Secondary Displays What Are You Looking For? Find It Here Finding Information Guides Service Tag and Microsoft Windows LicenseDell Support Website support.dell.com Select Drivers & Downloads and click Go Operating System CD Glossary Docking device See APR Device driver See driverPage Page NIC See network adapter Page System tray See notification area Video resolution See resolution Back to Contents Getting Help Online ServicesObtaining Assistance Ftp.dell.com AutoTech Service Problems With Your OrderAutomated Order-Status Service Support Service Before You Call Diagnostics ChecklistContacting Dell Antigua and Barbuda Australia Sydney Aruba0011 Website support.euro.dell.com Colombia China XiamenCosta Rica Czech Republic Prague Corporate France Paris MontpellierGermany Langen Greece Italy Milan GeneralJamaica Website support.jp.dell.com Website support.ap.dell.com Malaysia Penang MacaoMexico Montserrat St. Kitts and Nevis Puerto RicoSt. Lucia St. Vincent 002 Website support.ap.dell.com TaiwanWebsite support.ap.dell.com Thailand Trinidad/Tobago Venezuela Virgin Islands Numeric Keypad Using the Keyboard and Touch PadKey Combinations Touch Pad Power ManagementFingerprint Reader optional Speaker Functions Customizing the Touch Pad and Track Stick Changing the Track-Stick CapMouse Properties window Page Physically Connecting to a Network or Broadband Modem Setting Up a NetworkNetwork Setup Wizard Wireless Local Area Network Wlan Setting Up a New Wlan Checking Your Wireless Network CardWhat You Need to Establish a Wlan Connection Determining the Wireless Network Device Manager Connecting to a Wireless Local Area Network Enabling/Disabling the Wireless Network Card Mobile Broadband or Wireless Wide Area Network WwanConnecting to a Mobile Broadband Network Under Pick a Help topic, click Dell User and System Guides Internet Connection Firewall Dell Wi-Fi Catcher Network Locator Before You Begin Adding and Replacing PartsRecommended Tools Turning Off Your Computer Hard Drive Removing the Hard Drive Dismantling the Hard Drive Hinge Cover Replacing the Hard Drive Memory KeyboardPage Mini-Cards Wireless Local Area Network Wlan Cards Mobile Broadband Wwan Cards Page Subscriber Identity Module SIM Card Coin-Cell Battery Internal Card With Bluetooth Wireless Technology Back to Contents Dell QuickSet Passwords Using Smart CardsSecuring Your Computer Security Cable Lock Using an Administrator Password Using a Primary/System PasswordUsing a Hard Drive Password Trusted Platform Module TPM Using the Security Management Software Enabling the TPM FeatureSecurity Management Software Activating the Security Management Software If Your Computer Is Lost or Stolen Computer Tracking Software Viewing the System Setup Screens System Setup ProgramSystem Setup Screens Commonly Used Settings Changing COM Ports Performing a One-Time BootEnabling the Infrared Sensor Locate Fast IR under Onboard DevicesPage What Is a Driver? Reinstalling SoftwareReinstalling Drivers and Utilities Drivers Manually Reinstalling Drivers Using the Drivers and Utilities CDSoftware and Hardware Incompatibilities Click Start→ Help and Support Creating a Restore Point Using Microsoft Windows XP System RestoreUndoing the Last System Restore Restoring Your Operating System Enabling System Restore Using the Operating System CDReinstalling Windows XP Before You Begin Specifications Video CommunicationsAudio Display AC Adapter Battery Environmental Physical Abbreviations and Acronyms Transferring Information to a New Computer Start the Files and Settings Transfer Wizard Click Files and Settings Transfer Wizard Back to Contents Identifying Your Computer Traveling With Your ComputerPacking the Computer Travel Tips Back to Contents Dell Technical Update Service TroubleshootingDell Diagnostics When to Use the Dell Diagnostics Option Function Dell Diagnostics Main Menu Accessing the Dell Support Utility Drive ProblemsDell Support Utility Clicking the Dell Support Icon Hard drive problems CD and DVD drive problemsProblems writing to a CD/DVD-RW drive If you hear an unfamiliar scraping or grinding sound Error Messages Mail, Modem, and Internet ProblemsVerify that the modem is communicating with Windows Page Click Start→ Control Panel→ Add or Remove Programs Keyboard Problems Ieee 1394 Device ProblemsExternal Keyboard problems Unexpected characters Lockups and Software ProblemsComputer does not start up Computer stops responding Network Problems Memory ProblemsOther software problems Solid blue screen appears Wireless Local Area Network Wlan PC Card or ExpressCard ProblemsMobile Broadband Network Restart the computer and log on to the network again Ensuring Sufficient Power for Your Computer Power ProblemsDocking Power Considerations Scanner Problems Printer ProblemsAC Power Loss While the Computer Is Docked Docking While the Computer Is Running Touch Pad or Mouse Problems Sound and Speaker ProblemsNo sound from headphones No sound from integrated speakers If the display is blank Video and Display ProblemsIf the display is difficult to read If only part of the display is readable Adjust the Windows display settingsClick Start→ Control Panel→ Appearance and Themes Connect an external monitor