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Dell™ Latitude™ D631 Service Manual

Model PP18L

Notes, Notices, and Cautions

Information in this document is subject to change without notice.

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 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.

April 2007 Rev. A00

Before You Begin

Using Cards

Media Bay Devices

Hard Drive

Hinge Cover

Keyboard

Memory

Display Assembly

Internal Card With Bluetooth

Wireless Technology

Communications Cards

Coin-Cell Battery

Palm Rest

Modem

Processor Thermal-Cooling Assembly

Processor

PC Card Reader

Speaker

System Board

Fan

Flashing the BIOS

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.

Summary of Contents for Latitude D631

Page 1: ... 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 April 2007 Rev A00 Before You Begin Using Cards Media Bay Devices Hard Drive Hinge Cover Keyboard Memory Display Assembly Internal Card With Bluetooth Wireless Technology Communications Cards Coin Cell Battery Palm Rest Modem P...

Page 2: ...ista Start button click the arrow in the lower right corner of the Start menu as shown below and then click Shut Down The computer turns off after the operating system shutdown process is complete 2 Ensure that the computer and all 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 b...

Page 3: ...t see Removing a Smart Card Back to Contents Page 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 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 ...

Page 4: ...emove the flash BIOS update program CD from the drive and restart the computer Flashing the BIOS From the Hard Drive 1 Ensure that the AC adapter is plugged in the main battery is properly installed and a network cable is attached 2 Turn on the computer 3 Locate the latest BIOS update file for your computer at support dell com 4 Click Download Now to download the file 5 If the Export Compliance Di...

Page 5: ...underneath the metal tab with the other hand CAUTION Before you begin any of the procedures in this section follow the safety instructions in the Product Information Guide CAUTION 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 NOTICE To avoid damaging the system...

Page 6: ...6 Lift the card from the compartment ensuring that you do not pull on the card cable with excessive force 7 Disconnect the card from the cable and remove the card from the computer Back to Contents Page ...

Page 7: ...onnect the PC Card reader connector from the system board Back to Contents Page CAUTION Before you begin any of the procedures in this section follow the safety instructions in the Product Information Guide CAUTION 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 ...

Page 8: ...y up grasp the battery and pull it out of the battery compartment Back to Contents Page CAUTION Before you begin any of the procedures in this section follow the safety instructions in the Product Information Guide CAUTION 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 c...

Page 9: ...he ZIF socket cam screw 8 Remove the processor Installing the Processor CAUTION Before you begin any of the procedures in this section follow the safety instructions in the Product Information Guide CAUTION 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 NOTICE T...

Page 10: ...ery 10 Update the BIOS using a flash BIOS update program CD see Flashing the BIOS Back to Contents Page CAUTION Before you begin any of the procedures in this section follow the safety instructions in the Product Information Guide CAUTION 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 t...

Page 11: ...d the display cable from their routing guides 8 Close the display CAUTION Before you begin any of the procedures in this section follow the safety instructions in the Product Information Guide CAUTION 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 WWAN card co...

Page 12: ...instructions in Before You Begin 2 Remove the display assembly see Display Assembly 3 Use a plastic scribe to pry the six rubber screw covers display bumpers out of the screw holes on the front of the bezel 1 antenna cables 2 2 display cable pull tab CAUTION Before you begin any of the procedures in this section follow the safety instructions in the Product Information Guide CAUTION To avoid elect...

Page 13: ...6 2 M2 5 x 5 mm shoulder screws 6 3 display bezel 4 display panel 5 display back cover NOTICE Carefully separate the bezel from the display back cover to avoid damage to the bezel NOTICE To avoid damaging the computer when replacing the display bezel ensure that the bezel edges line up with those on the display back cover and snap into place around the entire perimeter of the display back cover CA...

Page 14: ...cable connector to release the cable from the inverter board CAUTION To avoid damage to your display panel handle the panel by the bracket tabs only CAUTION Before you begin any of the procedures in this section follow the safety instructions in the Product Information Guide CAUTION To avoid electrostatic discharge ground yourself by using a wrist grounding strap or by periodically touching an unp...

Page 15: ...f the display back cover 7 Repeat step 5 and step 6 for the left display hinge Back to Contents Page 1 top flex cable connector 2 flex cable release levers 2 3 back of display panel 4 inverter board 5 bottom flex cable connector 6 pull tab on bottom flex cable connector CAUTION Before you begin any of the procedures in this section follow the safety instructions in the Product Information Guide CA...

Page 16: ......

Page 17: ...es the fan to the base 4 Lift the fan assembly out of the base Back to Contents Page CAUTION Before you begin any of the procedures in this section follow the safety instructions in the Product Information Guide CAUTION 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 comp...

Page 18: ...uch the metal housing of the hard drive if you remove the hard drive from the computer while the drive is hot CAUTION 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 NOTICE To prevent data loss turn off your computer before removing the hard drive Do not remove t...

Page 19: ...st Back to Contents Page CAUTION Before you begin any of the procedures in this section follow the safety instructions in the Product Information Guide CAUTION 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 NOTICE The hinge cover is fragile and can be damaged if...

Page 20: ...pward to release the cable 7 Pull up on the pull tab to disconnect the keyboard cable connector from the keyboard connector on the system board Replacing the Keyboard CAUTION Before you begin any of the procedures in this section follow the safety instructions in the Product Information Guide CAUTION To avoid electrostatic discharge ground yourself by using a wrist grounding strap or by periodical...

Page 21: ...wn into the detents 4 Replace the three screws at the top of the keyboard 5 Replace the hinge cover see Hinge Cover Back to Contents Page CAUTION 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 NOTICE To avoid scratching the palm rest when replacing the keyboard ...

Page 22: ...he Product Information Guide CAUTION 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 NOTICE If your computer has only one memory module install the memory module in the connector labeled DIMM A which is underneath the keyboard NOTICE If you remove your original m...

Page 23: ...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 1 securing clip 2 2 memory module NOTICE Insert memory modules at a 45 degree angle to avoid damaging the connector NOTE If the memory module is not installed properly the computer may not boot properly No error message indicates this failure NOTICE If you need...

Page 24: ...matically updates the system configuration information 8 To confirm the amount of memory installed in the computer l In the Microsoft Windows Vista operating system click Start Help and Support Computer Information l In the Microsoft Windows XP operating system right click the My Computer icon on your desktop click Properties and then click General Back to Contents Page 1 securing clip 2 2 memory ...

Page 25: ...om the card until the card pops up slightly c Slide the card at a 45 degree angle out of its connector CAUTION Before you begin any of the procedures in this section follow the safety instructions in the Product Information Guide CAUTION 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 th...

Page 26: ...CE To avoid damaging the WLAN card never place cables on top of or under the card 1 WLAN card 2 system board connector 3 antenna cable connectors NOTE For more specific information about which cable to connect to which connector see the documentation that came with your WLAN card CAUTION Before you begin any of the procedures in this section follow the safety instructions in the Product Informatio...

Page 27: ...card pops up slightly c Slide the card at a 45 degree angle out of its connector 5 To install a Mobile Broadband network card a Move any antenna cables out of the way to make space for the Mobile Broadband network card 1 Mobile Broadband network card 2 antenna cables 2 NOTICE To prevent damage to the connector do not use tools to release the securing tabs NOTE The Mobile Broadband network card may...

Page 28: ...dband network card never place cables on top of or under the card and ensure that you route the cables properly 1 Mobile Broadband network card 2 antenna cables 2 NOTE For more specific information about which cable to connect to which connector see the documentation that came with your Mobile Broadband network card CAUTION Before you begin any of the procedures in this section follow the safety i...

Page 29: ...Back to Contents Page ...

Page 30: ...m When replacing the modem it is easier to connect the modem cable to the modem before you press the modem into the system board connector Back to Contents Page CAUTION Before you begin any of the procedures in this section follow the safety instructions in the Product Information Guide CAUTION To avoid electrostatic discharge ground yourself by using a wrist grounding strap or by periodically tou...

Page 31: ... release 4 Pull the device out of the media bay To install a device push the new device into the bay until it clicks into place Back to Contents Page NOTICE To prevent damage to devices store them in a safe dry place when they are not installed in the computer Avoid pressing down on them or placing heavy objects on top of them NOTE If the device locking screw is not present you can remove and inst...

Page 32: ...rive see Hard Drive 9 Loosen the two captive screws located at the front of the hard drive bay 10 Remove the seven M2 5 x 8 mm screws from the bottom of the computer CAUTION Before you begin any of the procedures in this section follow the safety instructions in the Product Information Guide CAUTION To avoid electrostatic discharge ground yourself by using a wrist grounding strap or by periodicall...

Page 33: ... push the palm rest slightly forward to unhook the remainder of the palm rest from the front of the base 12 Disconnect the touch pad cable connector from the system board Back to Contents Page NOTICE Carefully separate the palm rest from the base to avoid damage to the palm rest 1 touch pad connector NOTICE When reinstalling the palm rest ensure that you reconnect the touch pad cable connector to ...

Page 34: ... and extends outside the computer Follow these precautions when using extended PC Cards l Protect the exposed end of an installed card Striking the end of the card can damage the system board l Always remove an extended PC Card before you pack the computer in its carrying case Smart Card Smart cards are portable credit card shaped devices with internal integrated circuits The top surface of the sm...

Page 35: ...letely seated in its connector If you encounter too much resistance do not force the card Check the card orientation and try again The computer recognizes most PC 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 To install an ExpressCard 1 Place the ExpressCard ...

Page 36: ...t 2 Slide the smart card into the smart card slot until the card is completely seated in its connector The smart card will protrude approximately 1 2 inch from 1 slot 2 ExpressCard CAUTION Before you begin any of the procedures in this section follow the safety instructions in the Product Information Guide NOTE You can remove a smart card from the computer while the computer is running 1 smart car...

Page 37: ...the slot If you encounter too much resistance do not force the card Check the card orientation and try again Back to Contents Page 1 smart card blank ...

Page 38: ...e Palm Rest 7 Disconnect the speaker connector from the system board 8 Pull the speaker straight up and out of the base Back to Contents Page CAUTION Before you begin any of the procedures in this section follow the safety instructions in the Product Information Guide CAUTION To avoid electrostatic discharge ground yourself by using a wrist grounding strap or by periodically touching an unpainted ...

Page 39: ...emory module s see Memory 7 Remove any installed wireless communications cards see Communications Cards 8 Remove the palm rest see Palm Rest 9 Remove the modem see Modem 10 Remove the speaker see Speaker 11 Remove the PC Card reader see PC Card Reader 12 Remove the processor thermal cooling assembly see Processor Thermal Cooling Assembly 13 Remove the processor see Removing the Processor 14 Discon...

Page 40: ...edures in this section follow the safety instructions in the Product Information Guide CAUTION 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 NOTICE When installing the system board ensure that the fan cable and antenna cables are clear of the system board befor...

Page 41: ...ing a wrist grounding strap or by periodically touching an unpainted metal surface such as a connector on the back of the computer NOTE The processor thermal cooling assembly may differ in appearance depending on your computer configuration However the removal procedure is the same for all assemblies 1 captive screws 4 2 processor thermal cooling assembly CAUTION Before you begin any of the proced...

Page 42: ...our captive screws labeled 1 through 4 on the thermal cooling assembly 4 Replace the palm rest see Palm Rest 5 Replace the keyboard see Replacing the Keyboard 6 Replace the hinge cover see Hinge Cover 7 Replace the media bay device see Media Bay Devices 8 Replace the battery Back to Contents Page NOTE If necessary ensure that you reconnect the coin cell battery see Coin Cell Battery before you rep...

Page 43: ...red trademark owned by Bluetooth SIG Inc and is used by Dell 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 April 2007 Rev A00 Back to Contents Page NOTE A NOTE indicates important information that h...

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