Dell™Latitude™L400User'sGuide Model PP01S Information in this document is subject to change without notice. ©2000 Dell Computer Corporation.
3. Remove the battery from the battery bay. Closethecomputerdisplayandturnthecomputerover.Slidethebatterybaylatchtotheunlockposition
l If one indicator lights up, the battery has 1 to 25 percent of its charge remaining. l If two indicators light up, the battery has 26 to 50 perce
Do not dispose of these batteries along with household waste. Contact your local waste disposal agency for the address of the nearest battery deposit
Back to Contents Page CD-ROM, DVD-ROM, and CD-RWDrives:Dell™Latitude™L400User'sGuide Using the Drives CD-ROM and DVD-ROM drives are read-on
l CD-I (mode-2 form 1 and form 2) l CD-I Ready l CD-Bridge l Photo CD, CD-recordable (CD-R) (single and multisession) l Video CD l CD-RW (The 24
Back to Contents Page ContactingDell:Dell™LatitudeL400User'sGuide Overview When you need to contact Dell, use the telephone numbers, codes,
Americas Contact Numbers Germany (Langen) 00 49 6103 Hong Kong 001 852 Not required Ireland (Bray) 16 353 1 Italy (Milan) 00 39 02 Ja
Chile call the U.S.A. for sales, customer, and technical assistance Latin America NOTE: Customers in Latin America call the U.S.A. for sales, custome
Europe Contact Numbers Country (City) Department Name or Service Area Code Local Number or Toll-Free Number Austria (Vienna) NOTE: Customers in Au
CustomerCare 0825 823 833 Fax 0825 004 701 Switchboard 0825 004 700 Switchboard (Alternative) 04 99 75 40 39 Sales 0825 00
Back to Contents Page AC Adapter: Dell™Latitude™L400User'sGuide Using the AC Adapter The AC adapter converts AC power from an electrical outl
E-mail:[email protected] Luxembourg NOTE: Customers in Luxembourg call Belgium for sales, customer, and technical assistance. Technical Supp
Asia and Other Regions Contact Numbers Web site: http://support.euro.dell.com E-mail:[email protected] Corporate Technical Suppor
Brunei NOTE: Customers in Brunei call Malaysia for customer assistance. Customer Technical Support (Penang, Malaysia) 633 4966 Customer Service
Back to Contents Page for customer assistance. Corporate Sales toll free: 800 6011 053 South Africa (Johannesburg) Technical Support 011 709 7
Back to Contents Page CustomizingYourComputer:Dell™Latitude™L400User'sGuide Back to Contents Page Using the System Setup ProgramPower Mana
Back to Contents Page Dell™Diagnostics:DellLatitude™L400User'sGuide Overview Unlike many diagnostic programs, the Dell Diagnostics helps yo
1. Removable Devices 2. ATAPI CD-ROM Drive 3. Hard Disk 4. Boot to LAN 5. Save the changes and exit the system setup program. 6. Insert your Res
Confirming the System Configuration Information When you boot your computer from the Dell Latitude L400 ResourceCD, the diagnostics checks your syst
Device Group describes the test group that is presently highlighted in the Device Groups list on the main menu screen. It also provides reasoning for
Back to Contents Page Diskette Drive: Dell™Latitude™L400User'sGuide Your computer was shipped with a 3.5-inch diskette drive installed in the
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Back to Contents Page Display: Dell™Latitude™L400User'sGuide Adjusting the Brightness To adjust the brightness of the display, you can use th
Multiple-Display Operation Using a Single Controller Withasinglecontrollersupportingmultipledisplays(computerdisplayandexternalmonitor),op
6. Click the ATI Displays tab. 7. Set either the monitor or the display to Primary, and set the other viewing device to Secondary. (The primary view
Back to Contents Page Installing Drivers and Utilities: Dell™Latitude™L400User'sGuide Overview All of your computer's utilities and all
Back to Contents Page ErrorMessages,IRQs,andMemoryAssignments:Dell™Latitude™L400User'sGuide Error Messages Your application programs, o
Avoiding IRQ Assignment Conflicts Problems can arise if two devices attempt to use the same interrupt request (IRQ) line. To avoid this type of confli
Table 3. Conventional Memory Map Table 4 provides a map of the upper memory area. Some of these addresses are dedicated to various system devices, suc
Back to Contents Page 0062-0062ACPI-compliant embedded controller0064-0064Keyboard controller0066-0066ACPI-compliant embedded controller0070-007FRTC a
Back to Contents Page Connecting External Devices: Dell™Latitude™L400User'sGuide About the I/O Connectors You can connect external devices to
When you attach a PS/2 mouse to the computer, the touch pad is automatically disabled if the Internal Touchpad option in the system setup program is s
Back to Contents Page Power Management Settings: Dell™Latitude™L400User'sGuide Experimenting With Power Conservation In general, the lower th
NOTICE: When the diskette drive is not being used externally, remove the parallel diskette-drive cable from the parallel connector. NOTICE: Use the p
To toggle the video image between the display, an external monitor, or both simultaneously, press <Fn><F8> on the keyboard. Press <Scro
Back to Contents Page GettingHelp:Dell™Latitude™L400User'sGuide Back to Contents Page Help OverviewContacting Dell
Back to Contents Page HelpOverview:Dell™Latitude™L400User'sGuide Technical Assistance If you need assistance with a technical problem, perf
[email protected] [email protected] (for Asian/Pacific countries only) support.euro.dell.com (for Europe only) l Electronic Quote Service sales@
3. Include a copy of the Diagnostics Checklist indicating the tests you have run and any error messages reported by the Dell Diagnostics. 4. Include
Back to Contents Page Introduction:Dell™Latitude™L400User'sGuide Overview Dell Latitude L400 portable computers are expandable multimedia
Figure 3. Bottom View of the Computer Features Your Dell computer provides the following features: l Full multimedia capability through the followin
l System memory consisting of 64, 128, or 256 MB (optional at time of purchase) of synchronous dynamic random-access memory (SDRAM) small outline, dua
l External pointing devices l External speakers, headphones, and microphones l Printers l Dell Latitude storage devices such as hard-disk drives,
One way to conserve power on the computer is to close the display when the computer is not in use. When you close the display and an external monitor
Back to Contents Page Keyboard: Dell™Latitude™L400User'sGuide Embedded Numeric Keypad As you work, you may want to use the embedded numeric k
Use the key combinations in Table 3 to activate or turn off the computer's power conservation features. Table 3. Power Conservation Key Combinat
Back to Contents Page External Media Bay: Dell™Latitude™L400User'sGuide You can use the external media bay (see Figure 1) for the diskette dr
5. If your computer is running Softex Bay Manager: Click OK at the Softex Bay Managerscreen.ClickOK at the Device Removal screen (if it appears), a
Back to Contents Page MediaOptions:Dell™Latitude™L400User'sGuide Back to Contents Page External Media BayCD-ROM, DVD-ROM, and CD-RW DrivesD
Back to Contents Page PC Cards: Dell™Latitude™L400User'sGuide About PC Cards On the right side of the computer is a PC Card slot in which you
1. If necessary, remove the blank from the PC Card slot. Press the eject button once to pop the button out, press it again to eject the blank partwa
l If drivers are not available on the hard-disk drive, prompts you to install them by using the device driver diskette that came with the card The op
Back to Contents Page PoweringYourComputer:Dell™Latitude™L400User'sGuide Back to Contents Page AC AdapterPower Management SettingsBatterie
Back to Contents Page Preface:Dell™Latitude™L400User'sGuide About This Guide This guide is intended for anyone who uses a Dell Latitude L4
Some PC Cards may not operate correctly after resuming from S2D mode. If you encounter problems with a card, remove and reinsert the card. Hibernate
advanced technical reference material intended for experienced users or technicians. Notational Conventions The following subsections list notationa
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Back to Contents Page Replacing the Hard-Disk Drive: Dell™Latitude™L400User'sGuide Read the following notices carefully before attempting to
assembly straight in until it snaps into place, with the assembly flush with the computer case. 5. Replace the screws you removed in step 2. Be carefu
Back to Contents Page Suspend-to-Disk Utility: Dell™Latitude™L400User'sGuide Overview If you are installing a new hard-disk drive or rebuildi
4. Press <F10> to save the settings and exit the system setup program. Back to Contents Page
Back to Contents Page Securing Your Computer: Dell™Latitude™L400User'sGuide About Passwords A user password prevents unauthorized access to t
Using a Hard-Disk Drive Password The hard-disk drive password helps protect the data on your hard-disk drive from unauthorized access, even if the dri
The non-modifiable service tag, which is viewable in the system setup program, is set by Dell at the factory. It is used to identify your computer to
Back to Contents Page Using the System Setup Program:Dell™Latitude™L400User'sGuide Overview Each time you turn on your computer, it compares
l Power Meter — allows you to view the percentage of battery life remaining when your computer is operating on battery power. If your computer is ope
The Boot Screen lets you define the order of the devices from which the computer attempts to boot (see Table 1). When you turn on the computer, it att
Back to Contents Page Intel®SpeedStep™Options:Dell™Latitude™L400User'sGuide Using Intel SpeedStep The Intel SpeedStep technology included
The Advanced options lets you disable various options. To set Advanced options, perform the following steps: 1. Click the flag icon in the Windows sy
Back to Contents Page TechnicalSpecifications:Dell™Latitude™L400User'sGuide Chip Set and BusIntegrated ModemPC CardsKeyboardMemoryBatteryCo
Parallelunidirectional, bidirectional, or ECP connectorIDEIDE connector for external media bayVideoSVGA connectorPS/2mini-DIN connectorAudiomicrophone
Backlight 3.3 WControlsbrightness can be controlled through a key combinationNetwork Interface Controller Integrated network interface chip3Com®3C92
Input frequency50 to 60 HzOutput current2.64 A (maximum)Rated output voltage19.0 VDCHeight29 mm (1.14 inches)Width46.3 mm (1.82 inches)Depth108mm(4.
Back to Contents Page Size:Thickness 0.69 ± 0.15-mm (0.027 ± 0.006-inch) printed-circuit board (PCB) thickness (including mylar cover)Width 64.88 m
Back to Contents Page SetupandOperation:Dell™Latitude™L400User'sGuide Back to Contents Page AC AdapterPC CardsBatteriesTouch PadDisplaySec
Back to Contents Page Touch Pad: Dell™Latitude™L400User'sGuide Using the Touch Pad The touch pad (see Figure 1) detects the position of your
Back to Contents Page Batteries:Dell™Latitude™L400User'sGuide About the Batteries Your computer includes a 4-cell or 6-cell lithium ion ba
If the touch pad or display become smudged from use, it can be cleaned using a soft, clean cloth slightly dampened with water. Always turn off the com
Back to Contents Page TravelingWithYourComputer:Dell™Latitude™L400User'sGuide Identifying Your Computer As an antitheft measure, assign a
3. For systems running Windows®NT,turnoffthecomputerorpress<Fn><a>toentersuspend-to-disk (S2D) mode. (On a French keyboard, pre
NOTICE: Carefully handle the hard-disk drive only by its carrier; do not touch the drive itself. The drive comes in a metal carrier for protection and
Back to Contents Page TroubleshootingYourComputer:Dell™Latitude™L400User'sGuide Back to Contents Page Dell DiagnosticsError Messages, IRQs
When you activate standby mode (known as suspend in Microsoft®Windows NT®), the computer can remain in standby mode on battery power for approximatel
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