Dell Latitude 131L Bedienungsanleitung

Dell™Latitude™131L/DellVostro™1000ServiceManual

Notes, Notices, and Cautions

Abbreviations and Acronyms

For a complete list of abbreviations and acronyms, see "Glossary" in the User's Guide.

If you purchased a Dell n Series computer, any references in this document to Microsoft®Windows®operating systems are not applicable.

Information in this document is subject to change without notice.

©2007DellInc.Allrightsreserved.

Reproduction in any manner whatsoever without the written permission of Dell Inc. is strictly forbidden.

Trademarks used in this text: Dell, the DELL logo, Vostro, and Latitude are trademarks of Dell Inc.; Microsoft and Windows are registered trademarks of Microsoft Corporation.

Other trademarks and trade names may be used in this document to refer to either the entities claiming the marks and names or their products. Dell Inc. disclaims any

proprietary interest in trademarks and trade names other than its own.

Model PP23LB

July 2007 Rev. A01

Before You Begin

Coin-Cell Battery

Optical Drive

Speakers

Hard Drive

Processor Thermal-Cooling Assembly

Memory Module(s)

Processor Module

Modem

Fan

Mini-Card

ExpressCard/Hard-Drive Bay Assembly

Keyboard

System Board

Hinge Cover

Battery Latch Assembly

Display Assembly

Flashing the BIOS

Palm Rest

Pin Assignments for I/O Connectors

NOTE: A NOTE indicates important information that helps you make better use of your computer.

CAUTION: A CAUTION indicates a potential for property damage, personal injury, or death.

NOTE: The color of your computer may vary from what is shown in this document.

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Battery Latch Assembly

Dell™Latitude™131L/

DellVostro™1000ServiceManual

Removing the Battery Latch Assembly

Replacing the Battery Latch Assembly



Removing the Battery Latch Assembly



1. Follow the instructions in Before You Begin.



2. Remove the hard drive (see Removing the Hard Drive).



3. Remove the hinge cover (see Removing the Hinge Cover).



4. Remove the keyboard (see Removing the Keyboard).



5. Remove the display assembly (see Removing the Display Assembly).



6. Remove the palm rest (see Removing the Palm Rest).



7. Remove the processor thermal-cooling assembly (see Removing the Processor Thermal-Cooling Assembly).



8. Remove the system board (see Removing the System Board).



9. Remove the M2 x 2.7-mm screw from the battery latch assembly.

When you remove the M2 x 2.7-mm screw, the battery latch release on the bottom of the computer will also be removed.



10. Remove the spring from the hook on the computer base by lifting it away with a screwdriver or a plastic scribe.

CAUTION: Before you begin the following procedure, 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 the back panel) on the computer.

NOTICE: To help prevent damage to the system board, remove the main battery (see Before Working Inside Your Computer) before working inside the

computer.

M2 x 2.7-mm screw

battery latch assembly



11. Remove the plastic battery-latch assembly by twisting the assembly slightly and lifting it out of the channel and away from the computer base.

Replacing the Battery Latch Assembly



1. Insert the latch assembly into the channel on the computer base, and press it into place.



2. Using a small screwdriver, hook the spring over the hook on the computer base.



3. Place the battery latch release under the computer base, line it up with the hole in the base, and then replace the screw in the assembly.

Ensure that the newly installed latch moves smoothly and freely when pushed and released.



4. Replace the system board (see Replacing the System Board).



5. Replace the processor thermal-cooling assembly (see Replacing the Processor Thermal-Cooling Assembly).



6. Replace the palm rest (see Replacing the Palm Rest).



7. Replace the display assembly (see Replacing the Display Assembly).



8. Replace the keyboard (see Replacing the Keyboard).



9. Replace the hinge cover (see Replacing the Hinge Cover).



10. Replace the hard drive (see Replacing the Hard Drive).

Back to Contents Page



hook

spring

battery latch assembly

Back to Contents Page

Before You Begin

Dell™Latitude™131L/

DellVostro™1000ServiceManual

Recommended Tools

Turning Off Your Computer

Before Working Inside Your Computer

This section provides procedures for removing and installing the components in your computer. Unless otherwise noted, each procedure assumes that the

following conditions exist:

lYou have performed the steps in Turning Off Your Computer and Before Working Inside Your Computer.

lYouhavereadthesafetyinformationintheDell™Product Information Guide.

lA component can be replaced or—if purchased separately—installed by performing the removal procedure in reverse order.

Recommended Tools

The procedures in this document may require the following tools:

lSmall flat-blade screwdriver

lPhillips screwdriver

lSmall plastic scribe

lHex-nut driver

lFlash BIOS update program CD

Turning Off Your Computer



1. Shut down the operating system:

Save and close any open files, exit any open programs, click Start®Shut Down®Shut down.

The computer turns off after the operating system shutdown process finishes.



2. Ensure that the computer and any attached devices are turned off. If your computer and attached devices did not automatically turn off when you shut

down your operating system, press and hold the power button until the computer turns off.

Before Working Inside Your Computer

Use the following safety guidelines to help protect your computer from potential damage and to help ensure your own personal safety.



1. Ensure that the work surface is flat and clean to prevent the computer cover from being scratched.



2. Turn off your computer (see Turning Off Your Computer).



NOTICE: To avoid losing data, save and close any open files and exit any open programs before you turn off your computer.

CAUTION: Before you begin any of the procedures in this section, follow the safety instructions in the Product Information Guide.

NOTICE: Handle components and cards with care. Do not touch the components or contacts on a card. Hold a card by its edges or by its metal

mounting bracket. Hold a component such as a processor by its edges, not by its pins.

NOTICE: Only a certified service technician should perform repairs on your computer. Damage due to servicing that is not authorized by Dell is not

covered by your warranty.

NOTICE: When you disconnect a cable, pull on its connector or on its pull-tab, not on the cable itself. Some cables have a connector with locking tabs; if

you are disconnecting this type of cable, press in on the locking tabs before you disconnect the cable. As you pull connectors apart, keep them evenly

aligned to avoid bending any connector pins. Also, before you connect a cable, ensure that both connectors are correctly oriented and aligned.

NOTICE: To help prevent damage to the computer, perform the following steps before you begin working inside the computer.

NOTICE: To disconnect a network cable, first unplug the cable from your computer and then unplug it from the network device.



3. Disconnect any telephone or network cables from the computer.



4. Disconnect your computer and all attached devices from their electrical outlets.



5. Close the display and turn the computer upside-down on a flat work surface.



6. Slide the battery-bay latch release on the bottom of the computer.



7. Remove the battery from the battery bay.

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

NOTICE: To help prevent damage to the system board, remove the main battery before working inside the computer.

battery-bay latch release

main battery

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Flashing the BIOS

Dell™Latitude™131L/

DellVostro™1000ServiceManual



1. Ensure that the AC adapter is plugged in and that the main battery is installed properly.



2. Insert the BIOS update program CD, and turn on the computer.

Follow the instructions that appear on the screen. The computer continues to boot and updates the new BIOS. When the flash update is complete, the

computer will automatically reboot.



3. Press <F2> during POST to enter the system setup program.



4. Press <Esc Suspend>, select Save changes and reboot, and press <Enter> to save configuration changes.



5. Remove the flash BIOS update program floppy or CD from the drive and restart the computer.

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

NOTE: If you use a BIOS update program CD to flash the BIOS, set up the computer to boot from a CD before inserting the CD. The BIOS update

program CD may not be available in your region.

Back to Contents Page

Bluetooth®Card

Dell™Latitude™131L/

DellVostro™1000ServiceManual

Removing a Bluetooth Card

Replacing a Bluetooth Card



Removing a Bluetooth Card



1. Follow the procedures in Before You Begin.



2. Locate the Bluetooth card cover.



3. Press down on the cover's release latch.



4. Rotate the cover to release it from the chassis.



5. Disconnect the Bluetooth cable.



6. Slide the Bluetooth card from the Bluetooth card cover.

Replacing a Bluetooth Card



1. Slide the Bluetooth card into the Bluetooth card cover.



2. Connect the Bluetooth cable.



3. Align the Bluetooth card cover and press down firmly into place.

Back to Contents Page



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 the back panel) on the computer.

NOTICE: To help prevent damage to the system board, you must remove the battery from the battery bay before you begin working inside the

computer.

Back to Contents Page

ExpressCard/Hard-Drive Bay Assembly

Dell™Latitude™131L/

DellVostro™1000ServiceManual

Removing the ExpressCard/Hard-Drive Bay Assembly

Replacing the ExpressCard/Hard-Drive Bay Assembly



Removing the ExpressCard/Hard-Drive Bay Assembly



1. Follow the instructions in Before You Begin.



2. Remove the hard drive (see Removing the Hard Drive).



3. Remove the optical drive (see Removing an Optical Drive).



4. Remove the hinge cover (see Removing the Hinge Cover).



5. Remove the keyboard (see Removing the Keyboard).



6. Remove the display assembly (see Removing the Display Assembly).



7. Remove the palm rest (see Removing the Palm Rest).



8. Remove the six M2.5x 5-mm screws from the ExpressCard/hard-drive bay assembly.



9. Remove the assembly from the system board.

Replacing the ExpressCard/Hard-Drive Bay Assembly



1. At a 45-degree angle, insert the end of the ExpressCard/hard-drive bay assembly into its access hole on the side of the computer base.



2. Lower the assembly aligning the screw holes on the assembly with the holes on the system board.



3. Replace the six M2.5x 5-mm screws from the assembly.

CAUTION: Before you begin the following procedure, 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 the back panel) on the computer.

NOTICE: To help prevent damage to the system board, remove the main battery (see Before Working Inside Your Computer) before working inside the

computer.

M2.5 x 5-mm screws (6)

ExpressCard/hard-drive bay assembly

Back to Contents Page



Back to Contents Page

Mini-Card

Dell™Latitude™131L/

DellVostro™1000ServiceManual

Removing a Mini-Card

Replacing a Mini-Card

If you ordered a Mini-Card with your computer, the card is already installed.



Removing a Mini-Card



1. Follow the procedures in Before You Begin.



2. Remove the hinge cover (see Removing the Hinge Cover).



3. Remove the keyboard (see Removing the Keyboard).



4. Disconnect the two antenna cables from the Mini-Card.



5. Release the Mini-Card by pushing the metal securing tabs toward the back of the computer until the card pops up slightly.



6. Lift the Mini-Card out of its system board connector.

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 the back panel) on the computer.

NOTICE: To help prevent damage to the system board, you must remove the battery from the battery bay before you begin working inside the

computer.

Mini-Card

antenna cables (2)

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