Dell Latitude X1 User manual

Dell™Latitude™X1ServiceManual

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Notes, Notices, and Cautions

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Information in this document is subject to change without notice.

©2005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, and Latitude are trademarks of Dell Inc.; Microsoft and Windows are registered trademarks of Microsoft Corporation; Bluetooth is a

registered trademark owned by Bluetooth SIG, Inc. and is used by Dell Inc. under license.

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.

March 2005 Rev. A00

Before You Begin

Internal Card With Bluetooth®Wireless Technology

System Components

Coin-Cell Battery

Keyboard

Secure Digital Card Reader

Hinge Covers

Speaker

Display Assembly

System Board

Memory Module, Mini PCI Card, Modem, and Devices

Power Button

Hard Drive

Audio Connector Clip

Thermal-Cooling 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.

NOTICE: A NOTICE indicates either potential damage to hardware or loss of data and tells you how to avoid the problem.

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

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Before You Begin

Dell™Latitude™X1ServiceManual

Preparing to Work Inside the Computer

Recommended Tools

Computer Orientation

Screw Identification

Preparing to Work Inside the Computer

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1. Ensure that the work surface is flat and clean to prevent scratching the computer cover.

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2. Save any work in progress and exit all open programs.

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3. Turn off the computer and all attached devices.

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4. If the computer is connected to a docking device, undock it.

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5. Disconnect the computer from the electrical outlet.

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6. To avoid possible damage to the system board, wait 10 to 20 seconds and then disconnect any attached devices.

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7. Disconnect all other external cables from the computer.

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

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9. Slide the battery-bay latch releases on the bottom of the computer, and then remove the battery from the bay.

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10. Remove any installed Secure Digital or CompactFlash cards.

Recommended Tools

The procedures in this manual require the following tools:

CAUTION: Many repairs may only be done by a certified service technician. You should only perform troubleshooting and simple repairs as

authorized in Dell's product documentation, or as directed by Dell's online or telephone service and support team. Damage due to servicing that is

not authorized by Dell is not covered by your warranty. Read and follow the safety instructions that came with the product.

NOTICE: To prevent static damage to components inside your computer, discharge static electricity from your body before you touch any of your

computer's electronic components. You can do so by touching an unpainted metal surface.

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 microprocessor by its edges, not by its pins.

NOTICE: To avoid damaging the computer, perform the following steps before you begin working inside the computer.

NOTE: Ensure that the computer is off and not in a power management mode. If you cannot shut down the computer using the computer operating

system, press and hold the power button for 4 seconds.

NOTICE: To avoid damaging the system board, you must remove the battery before you service the computer.

l#1 Phillips screwdriver

l#0 Phillips screwdriver

l¼-inch flat-blade screwdriver

lSmall plastic scribe

lFlash BIOS update program floppy disk or CD

Computer Orientation

Screw Identification

When you are removing and replacing components, print this section as a tool to lay out and keep track of the screws. The placemat provides the number of

screws and their sizes.

back

right

front

left

Modem:

(1 each)

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Keyboard:

(7 each)

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Display

Hinges:

(2 each)

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(2 each)

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Display

Bezel:

(4 each)

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Thermal

Assembly:

(4 each)

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Display

Bracket:

(4 each)

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Speaker:

(2 each)

Secure Digital Card Reader

(3 each)

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Palm Rest:

(7 each)

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System

Board:

(5 each)

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Internal card with

Bluetooth®

wireless technology

(1 each)

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Flashing the BIOS

Dell™Latitude™X1ServiceManual

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

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2. Connect an external floppy or CD drive to the computer.

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3. Insert the flash BIOS update program floppy disk or 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 update is complete, the

computer automatically reboots.

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

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

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

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Internal Card With Bluetooth®Wireless Technology

Dell™Latitude™X1ServiceManual

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If you ordered an internal card with Bluetooth®wireless technology with your computer, the card is already installed.

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Removing the Card With Bluetooth Wireless Technology

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1. Follow the instructions in "Preparing to Work Inside the Computer."

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2. Remove the palm rest.

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3. Remove the M2 x 3-mm screw that secures the internal card with Bluetooth wireless technology to the computer base.

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4. Disconnect the cable from the internal card with Bluetooth wireless technology.

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5. Pry open the securing tabs on the carrier for the card and lift the card out.

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CAUTION: Before performing the following procedures, read the safety instructions in your 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.

M2 x 3-mm

screw

card

carrier

internal card

with

Bluetooth

wireless

technology

securing

tabs (2)

connector

cable

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Audio Connector Clip

Dell™Latitude™X1ServiceManual

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Removing the Audio Connector Clip

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1. Follow the instructions in "Preparing to Work Inside the Computer."

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2. Remove the system board.

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3. Lift the audio connector clip out of the base.

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CAUTION: Before performing the following procedures, read the safety instructions in your 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.

audio connector clip

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Coin-Cell Battery

Dell™Latitude™X1ServiceManual

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A coin-cell battery maintains computer configuration, date, and time information. The battery can last several years.

The battery may need replacing if you have repeatedly reset the time and date information after turning on the computer or if a message appears that is

similar to one of the following:

Time-of-day not set -please run SETUP programs

Invalid configuration information -{

please run SETUP program

Strike the F1 key to continue, {

F2 to run the setup utility

To determine whether you need to replace the battery, reenter the time and date in system setup and exit the program to save the information. Turn off your

computer and disconnect it from the electrical outlet for a few hours; then reconnect the computer, turn it on, and enter system setup. If the date and time are

not correct in system setup, replace the battery.

You can operate your computer without a battery; however, without a battery, the configuration information is erased if the computer is turned off or

unplugged from the electrical outlet. In that case, you must enter system setup and reset the configuration options.

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To replace the battery:

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1. Record all the screens in the system setup program so that you can restore the correct settings in step9.

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1. Follow the instructions in "Preparing to Work Inside the Computer."

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2. Remove the palm rest.

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3. Carefully pull the battery from the system board.

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4. Disconnect the coin-cell battery connector.

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5. Apply the replacement battery to the system board.

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6. Connect the coin-cell battery connector to the replacement battery.

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

CAUTION: A new battery can explode if it is incorrectly installed. Replace the battery only with the same or equivalent type recommended by the

manufacturer. Discard used batteries according to the manufacturer's instructions.

NOTICE: The connection to the replacement battery is keyed. Do not force the connection.

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7. Replace the palm rest.

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8. Connect your computer and devices to electrical outlets, and turn them on.

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9. Enter the system setup program and restore the settings you recorded in step1.

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10. Properly dispose of the old battery. See the safety instructions in your Product Information Guide.

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coin-cell battery

system board connector

NOTICE: To connect a network cable, first plug the cable into the network wall jack and then plug it into the computer.

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Thermal-Cooling Assembly

Dell™Latitude™X1ServiceManual

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1. Follow the instructions in "Preparing to Work Inside the Computer."

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2. Remove the keyboard.

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3. Loosen the captive screw labeled "M" and lift the memory module shield away from the computer.

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4. Loosen the four captive screws to remove the hard drive cover.

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5. Loosen the four M2 x 3-mm screws that secure the thermal-cooling assembly to the system board.

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6. Lift the thermal-cooling assembly straight out of the system board.

CAUTION: Before performing the following procedures, read the safety instructions in your 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.