Dell™ Latitude™ D820 User's Guide Finding Information About Your Computer Using a Battery Using the Keyboard Using Multimedia Using the Display Using Networks Using Cards Securing Your Computer Troubleshooting System Setup Program Traveling With Your Computer Reinstalling Software Adding and Replacing Parts Dell™ QuickSet Specifications Getting Help Appendix Glossary Click the links to the left for information on the features and operation of your computer.
Back to Contents Page About Your Computer Dell™ Latitude™ D820 User's Guide Front View Left Side View Right Side View Back View Bottom View Front View 1 display latch 8 touch pad/track stick buttons 2 display 9 track stick 3 power button 10 keyboard status lights 4 device status lights 11 volume control buttons 5 speakers (2) 12 mute button 6 keyboard 13 ambient light sensor 7 touch pad display latch — Keeps the display closed.
Turns on when you turn on the computer and blinks when the computer is in a power management mode. Turns on when the computer reads or writes data. NOTICE: To avoid loss of data, never turn off the computer while the light is flashing. Turns on steadily or blinks to indicate battery charge status. Turns on when wireless devices are enabled. To enable or disable WiFi, use the wireless switch on the left side of the computer. Turns on when Bluetooth of the computer. ® wireless technology is enabled.
The green lights located above the keyboard indicate the following: Turns on when the numeric keypad is enabled. Turns on when the uppercase letter function is enabled. Turns on when the scroll lock function is enabled. volume control buttons — Press these buttons to adjust the volume. mute button — Press this button to turn off the volume.
Attach headphones to the Attach a microphone to the connector. connector. ExpressCard slot — Supports 34- and 54-mm PCI ExpressCards or USB-based ExpressCards (see Using Cards). infrared sensor — Lets you transfer files from your computer to another infrared-compatible device without using cable connections. When you receive your computer, the sensor is disabled. You can use the system setup program to enable the sensor.
Right Side View 1 media bay 2 USB connectors (2) media bay — Supports a floppy drive, optical drives, or a second battery or second hard drive (see Using Multimedia). USB connectors Connect USB devices, such as a mouse, keyboard, or printer. Back View CAUTION: Do not block, push objects into, or allow dust to accumulate in the air vents. Do not store your computer in a low-airflow environment, such as a closed briefcase, while it is running.
Connects USB 2.0 compliant devices, such as a mouse, keyboard, or printer. Can also be used for peripherals that require more than 5 V of power. modem connector (RJ-11) If you ordered the optional internal modem, connect the telephone line to the modem connector. For information on using the modem, see the online modem documentation supplied with your computer (see Finding Information). serial connector Connects serial devices, such as a mouse or handheld device.
1 battery-bay latch release 4 docking-device connector 2 battery 5 fan air vents 3 memory module cover 6 hard drive battery-bay latch release — Releases the battery. See Replacing the Battery for instructions. battery — When a battery is installed, you can use the computer without connecting the computer to an electrical outlet (see Using a Battery). memory module cover — Covers the compartment that contains the second memory module (see Memory).
Back to Contents Page Appendix Dell™ Latitude™ D820 User's Guide Cleaning Your Computer Macrovision Product Notice FCC Notice (U.S. Only) Cleaning Your Computer CAUTION: Before you begin any of the procedures in this section, follow the safety instructions in the Product Information Guide. Computer, Keyboard, and Display CAUTION: Before you clean your computer, disconnect the computer from the electrical outlet and remove any installed batteries. Clean your computer with a soft cloth dampened with water.
Macrovision Product Notice This product incorporates copyright protection technology that is protected by U.S. patents and other intellectual property rights. Use of this copyright protection technology must be authorized by Macrovision, and is intended for home and other limited viewing uses only unless otherwise authorized by Macrovision. Reverse engineering or disassembly is prohibited. FCC Notice (U.S.
Back to Contents Page Using a Battery Dell™ Latitude™ D820 User's Guide Battery Performance Checking the Battery Charge Conserving Battery Power Power Management Modes Configuring Power Management Settings Charging the Battery Replacing the Battery Storing a Battery Battery Performance NOTE: For information about the Dell warranty for your computer, see the Product Information Guide or separate paper warranty document that shipped with your computer.
Microsoft® Windows® Power Meter The Windows Power Meter indicates the remaining battery charge. To check the Power Meter, double-click the If the computer is connected to an electrical outlet, a icon on the taskbar. icon appears.
NOTICE: If your computer loses AC and battery power while in standby mode, it may lose data. To enter standby mode: l Click Start® Shut Down® Stand by. or l Depending on how you set the power management options in the Power Options Properties window or the QuickSet Power Management Wizard, use one of the following methods: ¡ Press the power button. ¡ Close the display. ¡ Press .
For more information about resolving problems with a battery, see Power Problems. Replacing the Battery CAUTION: Before performing these procedures, turn off the computer, disconnect the AC adapter from the electrical outlet and the computer, disconnect the modem from the wall connector and computer, and remove any other external cables from the computer. NOTICE: You must remove all external cables from the computer to avoid possible connector damage.
Back to Contents Page Using Cards Dell™ Latitude™ D820 User's Guide Card Types Card Blanks Extended Cards Installing a PC Card or ExpressCard Removing a Card or Blank Card Types See Specifications for information on supported card types. NOTE: A PC Card is not a bootable device. The PC Card slot has one connector that supports a single Type I or Type II card. The PC Card slot supports CardBus technology and extended PC Cards. "Type" of card refers to its thickness, not its functionality.
The computer recognizes most cards and automatically loads the appropriate device driver. If the configuration program tells you to load the manufacturer's drivers, use the floppy disk or CD that came with the PC Card. ExpressCard 1. Hold the card with its orientation symbol pointing into the slot and the top side of the card facing up. The latch may need to be in the "in" position before you insert the card. 2. Slide the card into the slot until the card is completely seated in its connector.
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Back to Contents Page Using the Display Dell™ Latitude™ D820 User's Guide Adjusting Brightness Switching the Video Image Setting Display Resolution and Refresh Rate Dual Independent Display Mode Swapping Primary and Secondary Displays Using the Ambient Light Sensor Adjusting Brightness When a Dell™ computer is running on battery power, you can conserve power by setting the brightness to the lowest comfortable setting by pressing and the up- or down-arrow key on the keyboard.
2. Click Start® Control Panel® Display® Settings. NOTE: If you choose a resolution or color palette that is higher than the display supports, the settings adjust automatically to the closest supported values. For more information, see your operating system documentation. 3. Click the monitor 2 icon® Extend my Windows desktop onto this monitor® Apply. 4. Change Screen resolution to the appropriate sizes for both displays and click Apply. 5.
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Back to Contents Page Finding Information Dell™ Latitude™ D820 User's Guide NOTE: Some features or media may be optional and may not ship with your computer. Some features or media may not be available in certain countries. NOTE: Additional information may ship with your computer.
l l l l l l l l Solutions — Troubleshooting hints and tips, articles from technicians, and online courses, frequently asked questions Community — Online discussion with other Dell customers Upgrades — Upgrade information for components, such as memory, the hard drive, and the operating system Customer Care — Contact information, service call and order status, warranty, and repair information Service and support — Service call status and support history, service contract, online discussions with technical s
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Back to Contents Page Glossary Dell™ Latitude™ D820 User's Guide Terms in this Glossary are provided for informational purposes only and may or may not describe features included with your particular computer. A AC — alternating current — The form of electricity that powers your computer when you plug the AC adapter power cable in to an electrical outlet.
carnet — An international customs document that facilitates temporary imports into foreign countries. Also known as a merchandise passport. CD — compact disc — An optical form of storage media, typically used for audio and software programs. CD drive — A drive that uses optical technology to read data from CDs. CD player — The software used to play music CDs. The CD player displays a window with buttons that you use to play a CD. CD-R — CD recordable — A recordable version of a CD.
E ECC — error checking and correction — A type of memory that includes special circuitry for testing the accuracy of data as it passes in and out of memory. ECP — extended capabilities port — A parallel connector design that provides improved bidirectional data transmission. Similar to EPP, ECP uses direct memory access to transfer data and often improves performance. EIDE — enhanced integrated device electronics — An improved version of the IDE interface for hard drives and CD drives.
Microsoft Word. Other help files function as stand-alone reference sources. Help files typically have a filename extension of .hlp or .chm. hibernate mode — A power management mode that saves everything in memory to a reserved space on the hard drive and then turns off the computer. When you restart the computer, the memory information that was saved to the hard drive is automatically restored.
your files while you are working on them, and always save your files before you shut down the computer. Your computer can contain several different forms of memory, such as RAM, ROM, and video memory. Frequently, the word memory is used as a synonym for RAM. memory address — A specific location where data is temporarily stored in RAM. memory mapping — The process by which the computer assigns memory addresses to physical locations at start-up.
processor — A computer chip that interprets and executes program instructions. Sometimes the processor is referred to as the CPU (central processing unit). program — Any software that processes data for you, including spreadsheet, word processor, database, and game packages. Programs require an operating system to run. PS/2 — personal system/2 — A type of connector for attaching a PS/2-compatible keyboard, mouse, or keypad.
AC-line voltage level. Network connections cannot be protected by surge protectors. Always disconnect the network cable from the network connector during electrical storms. SIM — Subscriber Identity Module. A SIM card contains a microchip that encrypts voice and data transmissions. SIM cards can be used in phones or portable computers. SVGA — super-video graphics array — A video standard for video cards and controllers. Typical SVGA resolutions are 800 x 600 and 1024 x 768.
W W — watt — The measurement of electrical power. One W is 1 ampere of current flowing at 1 volt. WHr — watt-hour — A unit of measure commonly used to indicate the approximate capacity of a battery. For example, a 66-WHr battery can supply 66 W of power for 1 hour or 33 W for 2 hours. wallpaper — The background pattern or picture on the Windows desktop. Change your wallpaper through the Windows Control Panel. You can also scan in your favorite picture and make it wallpaper.
Back to Contents Page Getting Help Dell™ Latitude™ D820 User's Guide Obtaining Assistance Problems With Your Order Product Information Returning Items for Warranty Repair or Credit Before You Call Contacting Dell Obtaining Assistance CAUTION: If you need to remove the computer covers, first disconnect the computer power and modem cables from all electrical outlets. 1. Complete the procedures in Troubleshooting. 2. Run the Dell Diagnostics (see Dell Diagnostics). 3.
support@us.dell.com apsupport@dell.com (Asian/Pacific countries only) support.jp.dell.com (Japan only) support.euro.dell.com (Europe only) l Electronic Quote Service apmarketing@dell.com (Asian/Pacific countries only) sales_canada@dell.com (Canada only) AutoTech Service Dell's automated support service—AutoTech—provides recorded answers to the questions most frequently asked by Dell customers about their portable and desktop computers.
Returns that are missing any of the preceding requirements will be refused at Dell's receiving dock and returned to you. Before You Call NOTE: Have your Express Service Code ready when you call. The code helps Dell's automated-support telephone system direct your call more efficiently. Remember to fill out the Diagnostics Checklist. If possible, turn on your computer before you call Dell for assistance and call from a telephone at or near the computer.
la_enterprise@dell.com Country Code: 54 City Code: 11 Customer Care toll-free: 0-800-444-0730 Tech Support toll-free: 0-800-444-0733 Tech Support Services toll-free: 0-800-444-0724 Sales Aruba General Support 0-810-444-3355 toll-free: 800-1578 E-mail (Australia): au_tech_support@dell.com E-mail Customer Care (Australia and New Zealand): apcustserv@dell.
Cayman Islands Spare Parts Sales & Extended Service Sales 1 866 440 3355 General Support 1-800-805-7541 Chile (Santiago) Country Code: 56 Sales, Customer Support, and Support toll-free: 1230-020-4823 City Code: 2 Support website: support.dell.com.cn Support E-mail: cn_support@dell.com Customer Care E-mail: customer_cn@dell.
Website: support.euro.dell.com E-mail: support.euro.dell.
Ireland (Cherrywood) U.K. Support (dial within U.K. only) Home User Customer Care International Access Code: 16 Small Business Customer Care Country Code: 353 U.K. Customer Care (dial within U.K. only) Corporate Customer Care City Code: 1 Corporate Customer Care (dial within U.K. only) Ireland Sales U.K. Sales (dial within U.K.
Country Code: 352 Customer Care Fax Macao Country Code: 853 Support +32 (0)2 481 91 19 26 25 77 82 toll-free: 0800 105 Customer Service (Xiamen, China) 34 160 910 Transaction Sales (Xiamen, China) 29 693 115 Website: support.ap.dell.
International Access Code: 011 Customer Care Country Code: 48 City Code: 22 Portugal International Access Code: 00 57 95 999 Customer Service Fax 57 95 806 Reception Desk Fax 57 95 998 Switchboard 57 95 999 Website: support.euro.dell.com E-mail: support.euro.dell.com/pt/en/emaildell/ Support Country Code: 351 57 95 999 Sales Customer Care Sales Fax 707200149 800 300 413 800 300 410 or 800 300 411 or 800 300 412 or 21 422 07 10 21 424 01 12 Puerto Rico General Support 1-800-805-7545 St.
City Code: 8 Employee Purchase Program (EPP) Support 20 140 14 44 Support Fax 08 590 05 594 Sales 08 590 05 185 Website: support.euro.dell.com E-mail: Tech_support_central_Europe@dell.com Switzerland (Geneva) E-mail for French-speaking HSB and Corporate Customers: support.euro.dell.
Financial Services (Dell Preferred Accounts [DPA]) toll-free: 1-800-283-2210 Business U.S.A.
Back to Contents Page Using the Keyboard Dell™ Latitude™ D820 User's Guide Numeric Keypad Key Combinations Touch Pad Changing the Track Stick Cap Numeric Keypad The numeric keypad functions like the numeric keypad on an external keyboard. Each key on the keypad has multiple functions. The keypad numbers and symbols are marked in blue on the right of the keypad keys. To type a number or symbol, hold down and press the desired key. l To enable the keypad, press .
Activates a power management mode. You can reprogram this keyboard shortcut to activate a different power management mode using the Advanced tab in the Power Options Properties window (see Configuring Power Management Settings). Puts the computer into hibernate mode. Dell QuickSet is required (see Dell™ QuickSet). Microsoft® Windows® Logo Key Functions Windows logo key and Minimizes all open windows Windows logo key and Restores all minimized windows.
3. l Click the Device Select tab to disable the touch pad and track stick. l Click the Touch Pad tab to adjust touch pad and track stick settings. Click OK to save the settings and close the window. Changing the Track Stick Cap You can replace your track stick cap if it wears down from prolonged use or if you prefer a different color. You can purchase additional caps by visiting the Dell website at www.dell.com. 1. Pull the cap off the track stick. 2.
Back to Contents Page Using Multimedia Dell™ Latitude™ D820 User's Guide Playing CDs or DVDs Adjusting the Volume Adjusting the Picture Playing CDs or DVDs NOTICE: Do not press down on the CD or DVD tray when you open or close it. Keep the tray closed when you are not using the drive. NOTICE: Do not move the computer while playing CDs or DVDs. 1. Press the eject button on the front of the drive. 2. Pull out the tray. 3.
Volume Control Buttons You can adjust the volume with the volume control buttons on your computer. See volume control buttons. Adjusting the Picture If an error message notifies you that the current resolution and color depth are using too much memory and preventing DVD playback, adjust the display properties. 1. Click Start® Control Panel® Display. 2. Click Settings and click and drag the bar in Screen resolution to change the setting to 1024 by 768 pixels. 3.
Back to Contents Page Using Networks Dell™ Latitude™ D820 User's Guide Physically Connecting to a Network or Broadband Modem Wireless Local Area Network (WLAN) Mobile Broadband or Wireless Wide Area Network (WWAN) Dell™ Wi-Fi Catcher™ Network Locator Internet Connection Firewall Physically Connecting to a Network or Broadband Modem Before you connect your computer to a network that is not wireless, the computer must have a network cable connected to it. To connect a network cable: 1.
A WLAN is a series of interconnected computers that communicate with each other over the air waves rather than through a network cable connected to each computer. In a WLAN, a radio communications device called an access point or wireless router connects network computers and provides Internet, or network, access. The access point or wireless router and the wireless network card in the computer communicate by broadcasting data from their antennas over the air waves.
NOTE: Wait for a minimum of 5 minutes after disconnecting your broadband modem before you continue with the network setup. 6. Disconnect the AC adapter cable from your wireless router to ensure that there is no power connected to the router. 7. Insert a network cable into the network (RJ-45) connector on the unpowered broadband modem. 8. Connect the other end of the network cable into the Internet network (RJ-45) connector on the unpowered wireless router. 9.
2. Under Pick a Help topic, click Dell User and System Guides. 3. Under Device Guides, select the documentation for your wireless network card. Completing the Connection to the WLAN When you turn on your computer and a network (for which your computer is not configured) is detected in the area, a pop-up appears near the network icon in the notification area (in the lower-right corner of the Windows desktop). Follow the instructions provided in any utility prompts that appear on your screen.
Use the Dell Mobile Broadband Card Utility to establish and manage a Mobile Broadband network connection to the Internet: 1. Click the Dell Mobile Broadband Card Utility icon, 2. Click Connect. , in the Windows taskbar, to run the utility. NOTE: The Connect button changes to the Disconnect button. 3. Follow the instructions on the screen to manage the network connection with the utility.
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Back to Contents Page Adding and Replacing Parts Dell™ Latitude™ D820 User's Guide Before You Begin Memory Hard Drive Subscriber Identity Module (SIM) Card Media Bay Wireless Cards Hinge Cover Internal Card With Bluetooth® Wireless Technology Keyboard Coin-Cell Battery Before You Begin This chapter provides procedures for removing and installing the components in your computer.
NOTICE: To disconnect a network cable, first unplug the cable from your computer and then unplug it from the network wall connector. 3. Disconnect any telephone or network cables from the computer. 4. Disconnect your computer and all attached devices from their electrical outlets. NOTICE: To avoid damaging the system board, you must remove the main battery before you service the computer. 5. Remove the battery (see Replacing the Battery). 6. Press the power button to ground the system board. 7.
7. Install the operating system for your computer (see Restoring Your Operating System). 8. Install the drivers and utilities for your computer (see Reinstalling Drivers and Utilities). Returning a Hard Drive to Dell Return your old hard drive to Dell in its original or comparable foam packaging. Otherwise, the hard drive may be damaged in transit.
1. If present, remove the device security screw from the bottom of the computer (see Removing the Device Security Screw). 2. If the computer is running, double-click the Safely Remove Hardware icon on the taskbar, click the device you want to eject, and click Stop. 3. Press the device latch release. 4. Pull the device out of the media bay. 5. Push the new device into the bay until it clicks.
Keyboard CAUTION: Before you begin any of the procedures in this section, follow the safety instructions in the Product Information Guide. NOTICE: To avoid electrostatic discharge, ground yourself by using a wrist grounding strap or by periodically touching an unpainted metal surface (such as a connector on the back of the computer). 1. Follow the procedures in Before You Begin. 2. Remove the hinge cover (see Hinge Cover). 3. Remove the three screws at the top of the keyboard.
The computer has two memory slots, DIMM A and DIMM B. DIMM A is located on top of the computer under the keyboard, and DIMM B is located on the bottom of the computer under the memory module cover. DIMM A holds the basic memory module as configured from the factory. If you did not order additional memory, DIMM B is empty. Generally, if you add memory, you use DIMM B. If you are upgrading memory, you may need to install memory in DIMM A and DIMM B, depending on the extent of the upgrade.
1 captive screw NOTICE: To prevent damage to the memory module connector, do not use tools to spread the memory-module securing clips. 3. 1 If you are replacing a memory module, remove the existing module: a. Use your fingertips to carefully spread apart the securing clips on each end of the memory module connector until the module pops up. b. Remove the module from the connector.
CAUTION: Before you begin any of the procedures in this section, follow the safety instructions in the Product Information Guide. 1. Follow the procedures in Before You Begin. 2. Remove the battery (see Replacing the Battery). 1 SIM card 3. Slide the SIM card into the compartment with the cut-off corner of the card facing away from the compartment. Wireless Cards If you ordered a wireless LAN or WAN card with your computer, the card is already installed.
1 antenna cables b. 1 Release the card by spreading the metal securing tabs until the card pops up slightly. WLAN card c. 2 metal securing tabs (2) Lift the card out of its connector. NOTICE: The connectors are keyed to ensure correct insertion. If you feel resistance, check the connectors and realign the card. NOTE: Do not insert a Mobile Broadband network card into the WLAN card slot. NOTE: The WLAN card may have two or three connectors, depending on the type of card you ordered. 6.
4. Ground yourself by touching one of the metal connectors on the back of the computer. NOTE: If you leave the area, ground yourself again when you return to the computer. 5. If a card is not already installed, go to step 6. If you are replacing a card, remove the existing card: a. 1 Disconnect the antenna cables from the card. antenna cables b. 1 Release the card by spreading the metal securing tabs until the card pops up slightly. Mobile Broadband card c.
If you ordered an internal card with Bluetooth wireless technology with your computer, it is already installed. 1. Follow the procedures in Before You Begin. 2. Remove the hinge cover (see Hinge Cover). 1 metal tab 2 card 3 card cable connector NOTICE: Be careful when removing the card to avoid damaging the card, card cable, or surrounding components. 3. 4. 1 Remove the card from its compartment in the computer. a. Slide the card to the right. b.
1 mylar 2 coin-cell battery 3 battery cable connector 4. Remove the battery cable connector from the connector on the system board. 5. Being careful not to break the plastic, slightly raise the corner of the mylar above the battery. 6. While holding the mylar, grasp the battery and pull out of the battery compartment. Back to Contents Page Downloaded from LpManual.
Back to Contents Page Dell™ QuickSet Dell™ Latitude™ D820 User's Guide NOTE: This feature may not be available on your computer. Dell™ QuickSet provides you with easy access to configure or view the following types of settings: l Network connectivity l Power management l Display l System information Depending on what you want to do in Dell™ QuickSet, you can start it by either clicking, double-clicking, or right-clicking the QuickSet icon, Microsoft® Windows® taskbar.
Back to Contents Page Securing Your Computer Dell™ Latitude™ D820 User's Guide Security Cable Lock Smart Cards Passwords Trusted Platform Module (TPM) Security Management Software Computer Tracking Software If Your Computer Is Lost or Stolen NOTE: For information on how to secure your computer while traveling, see Traveling With Your Computer. Security Cable Lock NOTE: Your computer does not ship with a security cable lock. A security cable lock is a commercially available antitheft device.
1 gold contact pad 2. 2 smart card (top) Slide the smart card into the smart card slot until the card is completely seated in its connector. The smart card protrudes approximately 1/2 inch from the slot. The smart card slot is located below the PC Card slot. If you encounter too much resistance, do not force the card. Check the card orientation and try again. Passwords NOTE: Passwords are disabled when you receive your computer.
Using an Administrator Password The administrator password is designed to give system administrators or service technicians access to computers for repair or reconfiguration. The administrators or technicians can assign identical administrator passwords to groups of computers, allowing you to assign a unique primary password. To set or change administrator passwords, access User Accounts from the Control Panel.
c. Under TPM Activation, select Activate and press . NOTE: You only need to activate the program once. d. Once the process is complete, the computer either restarts automatically or prompts you to restart your computer.
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Back to Contents Page System Setup Program Dell™ Latitude™ D820 User's Guide Overview Viewing the System Setup Screens System Setup Screens Commonly Used Settings Overview NOTE: Your operating system may automatically configure most of the options available in the system setup program, thus overriding options that you set through the system setup program. (An exception is the External Hot Key option, which you can disable or enable only through the system setup program.
NOTE: To change the boot sequence on a one-time-only basis, see Performing a One-Time Boot. The Boot Sequence page displays a general list of the bootable devices that may be installed in your computer, including but not limited to the following: l Diskette Drive l Modular bay HDD l Internal HDD l CD/DVD/CD-RW drive During the boot routine, the computer starts at the top of the list and scans each enabled device for the operating system start-up files.
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Back to Contents Page Reinstalling Software Dell™ Latitude™ D820 User's Guide Drivers Resolving Software and Hardware Incompatibilities Restoring Your Operating System Drivers What Is a Driver? A driver is a program that controls a device such as a printer, mouse, or keyboard. All devices require a driver program. A driver acts like a translator between the device and any other programs that use the device. Each device has its own set of specialized commands that only its driver recognizes.
Using the Drivers and Utilities CD NOTE: The Drivers and Utilities CD may be optional and may not ship with your computer. If using Device Driver Rollback or System Restore does not resolve the problem, then reinstall the driver from the Drivers and Utilities CD (also known as the ResourceCD). 1. Save and close any open files, and exit any open programs. 2. Insert the Drivers and Utilities CD. In most cases, the CD starts running automatically.
Restoring Your Operating System You can restore your operating system in the following ways: l l Microsoft® Windows® XP System Restore returns your computer to an earlier operating state without affecting data files. Use System Restore as the first solution for restoring your operating system and preserving data files. If you received an Operating System CD with your computer, you can use it to restore your operating system. However, using the Operating System CD also deletes all data on the hard drive.
2. Click Undo my last restoration® Next. Enabling System Restore If you reinstall Windows XP with less than 200 MB of free hard-disk space available, System Restore is automatically disabled. To see if System Restore is enabled: 1. Click Start® Control Panel® Performance and Maintenance® System® System Restore. 2. Ensure that Turn off System Restore is unchecked.
Back to Contents Page Specifications Dell™ Latitude™ D820 User's Guide Processor Processor type Intel® Core™ Duo processor L1 cache 64 KB (internal) L2 cache 2 MB (on die) External bus frequency 533 or 667 MHz System Information System chipset Intel 945GM and 945PM Data bus width 64 bits DRAM bus width 64 bits Processor address bus width 36 bits PC Card CardBus controller O2Micro Oz601 CardBus controller PC Card connector one (supports one Type I or Type II card) Cards supported 3.
Network adapter RJ-45 port D-Dock Standard D-dock connector for devices such as DDocks advanced port replicators and expansion stations. Communications Modem: Type v.92 56K MDC Controller softmodem Interface Intel HDA bus Network adapter 1 Gb Ethernet LAN on system board Wireless internal WLAN, WWAN, and Bluetooth® wireless support (if optional cards are purchased) Graphics Graphics type Pixel Shader 3.
WXGA 5.0 W (max.) WSXGA+ 5.5 W (max.) WUXGA 6.0 W (max.) Controls brightness can be controlled through keyboard shortcuts Keyboard Number of keys 87 (U.S. and Canada); 88 (Europe); 91 (Japan) Key travel 2.7 mm ± 0.3 mm (0.11 inch ± 0.016 inch) Key spacing 19.05 mm ± 0.3 mm (0.75 inch ± 0.012 inch) Layout QWERTY/AZERTY/Kanji Touch Pad X/Y position resolution (graphics table mode) 240 cpi Size: Width 64.88 mm (2.55-inch) sensor-active area Height 48.88-mm (1.
Rated output voltage 19.5 VDC Dimensions: Height 27.94 mm (1.1 inches) Width 58.42 mm (2.3 inches) Depth 133.85 mm (5.25 inches) Weight (with cables) 0.4 kg (0.9 lb) Temperature range: Operating 0° to 35°C (32° to 95°F) Storage –40° to 65°C (–40° to 149°F) Physical Height 35.3 mm (1.4 inches) Width 361 mm (14.2 inches) Depth 262.6 mm (10.3 inches) Weight approximately 6.
Back to Contents Page Dell™ Latitude™ D820 User's Guide Click the links to the left for information on the features and operation of your computer. For information on other documentation included with your computer, see Finding Information. NOTE: A NOTE indicates important information that helps you make better use of your computer. NOTICE: A NOTICE indicates either potential damage to hardware or loss of data and tells you how to avoid the problem.
Back to Contents Page Traveling With Your Computer Dell™ Latitude™ D820 User's Guide Identifying Your Computer Packing the Computer Travel Tips Identifying Your Computer l l Attach a name tag or business card to the computer. Write down your Service Tag and store it in a safe place away from the computer or carrying case. Use the Service Tag if you need to report a loss or theft to law enforcement officials and to Dell. l Create a file on the Microsoft® Windows® desktop called if_found.
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Back to Contents Page Troubleshooting Dell™ Latitude™ D820 User's Guide Dell Technical Update Service Memory Problems Dell Diagnostics Network Problems Dell Support Utility PC Card or ExpressCard Problems Drive Problems Power Problems E-Mail, Modem, and Internet Problems Printer Problems Error Messages Scanner Problems IEEE 1394 Device Problems Sound and Speaker Problems Keyboard Problems Touch Pad or Mouse Problems Lockups and Software Problems Video and Display Problems Dell Technical U
The computer runs the Pre-boot System Assessment, a series of initial tests of your system board, keyboard, hard drive, and display. l l l During the assessment, answer any questions that appear. If a failure is detected, the computer stops and beeps. To stop the assessment and restart the computer, press ; to continue to the next test, press ; to retest the component that failed, press .
Configuration Displays your hardware configuration for the selected device. The Dell Diagnostics obtains configuration information for all devices from system setup, memory, and various internal tests, and it displays the information in the device list in the left pane of the screen. The device list may not display the names of all the components installed on your computer or all devices attached to your computer. Parameters Allows you to customize the test by changing the test settings. 4.
Ensure that Microsoft® Windows® recognizes the drive — Click the Start button and click My Computer. If the floppy, CD, or DVD drive, is not listed, perform a full scan with your antivirus software to check for and remove viruses. Viruses can sometimes prevent Windows from recognizing the drive. Test the drive — l Insert another floppy disk, CD, or DVD to eliminate the possibility that the original one is defective. l Insert a bootable floppy disk and restart the computer.
1. Click Start® My Computer. 2. Right-click Local Disk C:. 3. Click Properties® Tools® Check Now. 4. Click Scan for and attempt recovery of bad sectors® Start. E-Mail, Modem, and Internet Problems CAUTION: Before you begin any of the procedures in this section, follow the safety instructions in the Product Information Guide. NOTE: Connect the modem to an analog telephone connector only. The modem does not operate while it is connected to a digital telephone network.
Fill out the Diagnostics Checklist (see Diagnostics Checklist) as you complete these checks. CAUTION: Before you begin any of the procedures in this section, follow the safety instructions in the Product Information Guide. If the message is not listed, see the documentation for the operating system or the program that was running when the message appeared. Auxiliary device failure — The touch pad, track stick, or external mouse may be faulty. For an external mouse, check the cable connection.
Insert bootable media — The operating system is trying to boot to a nonbootable CD. Insert a bootable CD. Invalid configuration information-please run System Setup Program — The system configuration information does not match the hardware configuration. The message is most likely to occur after a memory module is installed. Correct the appropriate options in the system setup program (see System Setup Program). Keyboard clock line failure — For external keyboards, check the cable connection.
2. Select the program you want to remove. 3. Click Remove or Change/Remove and follow the prompts on the screen. 4. See the program documentation for installation instructions. Sector not found — The operating system cannot locate a sector on the hard drive. You may have a defective sector or corrupted FAT on the hard drive. Run the Windows error-checking utility to check the file structure on the hard drive. See the Help and Support Center for instructions.
Fill out the Diagnostics Checklist (see Diagnostics Checklist) as you perform the various checks. NOTE: Use the integrated keyboard when running the Dell Diagnostics or the system setup program. When you attach an external keyboard, the integrated keyboard remains fully functional. External Keyboard problems NOTE: When you attach an external keyboard, the integrated keyboard remains fully functional. Check the keyboard cable — Shut down the computer.
NOTICE: You might lose data if you are unable to perform an operating system shutdown. Turn the computer off — If you are unable to get a response by pressing a key on your keyboard or moving your mouse, press and hold the power button for at least 8 to 10 seconds until the computer turns off. Then restart your computer. A program stops responding or crashes repeatedly NOTE: Software usually includes installation instructions in its documentation or on a floppy disk or CD. End the program — 1.
problems connecting to the Internet, your computer might be infected with spyware. Use an anti-virus program that includes anti-spyware protection (your program may require an upgrade) to scan the computer and remove spyware. For more information, go to support.dell.com and search for the keyword spyware. Run the Dell Diagnostics — See Dell Diagnostics. If all tests run successfully, the error condition is related to a software problem.
Check your Mobile Broadband network service — Contact your Mobile Broadband service carrier to verify coverage plan and supported services. Check the status in the Dell Mobile Broadband Card Utility — Click the l icon in the taskbar to launch the utility. Check the status in the main window: No card detected – Restart the computer and launch the utility again. l Wireless Disabled – Ensure that the Dell Wi-Fi Catcher™ switch is in the "on" position. Additionally, right-click the is enabled.
If the battery status light rapidly flashes orange, the battery may be defective. Contact Dell (see Contacting Dell). Check the battery temperature — If the battery temperature is below 0° C (32° F), the computer will not start up. Test the electrical outlet — Ensure that the electrical outlet is working by testing it with another device, such as a lamp. Check the AC adapter — Check the AC adapter cable connections. If the AC adapter has a light, ensure that the light is on.
Verify that the printer is recognized by Windows — 1. Click Start® Control Panel® Printers and Other Hardware® View installed printers or fax printers. 2. If the printer is listed, right-click the printer icon. 3. Click Properties® Ports. For a parallel printer, ensure that the Print to the following port(s): setting is LPT1 (Printer Port). For a USB printer, ensure that the Print to the following port(s): setting is USB. Reinstall the printer driver — See the printer documentation for instructions.
Ensure that the subwoofer and the speakers are turned on — See the setup diagram supplied with the speakers. If your speakers have volume controls, adjust the volume, bass, or treble to eliminate distortion. Adjust the Windows volume control — Click or double-click the speaker icon in the lower-right corner of your screen. Ensure that the volume is turned up and that the sound is not muted.
Check the system setup program settings — Verify that the system setup program lists the correct device for the pointing device option. (The computer automatically recognizes a USB mouse without making any setting adjustments.) For more information on using the system setup program, see System Setup Program.
3. Try different settings for Color quality and Screen resolution. Run the Video diagnostics tests — If no error message appears and you still have a display problem, but the display is not completely blank, run the Video device group in the Dell Diagnostics (see Dell Diagnostics). Then contact Dell (see Contacting Dell). See "Error Messages" — If an error message appears, see Error Messages. If only part of the display is readable Connect an external monitor — 1.
