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Dell Latitude 100L Service Manual

file:///C|/Work%20Area%20-%20A/E%20DOC%20Posting/latc100l/en/Service%20Manual/index.htm[2/4/2013 3:00:54 PM]

Dell™ Latitude™ 100L Service Manual

Before You Begin

System Components

Memory, CD or DVD Drive, Modem, and Mini PCI Card

Hard Drive

Keyboard

EMI Shield

Display

Palm Rest

Microprocessor Thermal-Cooling Assembly

Microprocessor Module

Speakers

System Board

Flashing the BIOS

Base Plastics

Pinout Assignments for I/O Connectors

Mini Recommended Spares List

Notes, Notices, and Cautions

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.

Abbreviations and Acronyms

For a complete list of abbreviations and acronyms, see the Tell Me How help file.

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.

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

Trademarks used in this text: Dell, the DELL logo, TrueMobile, and Latitude are trademarks of Dell Inc.; Intel, Pentium, and Celeron are registered

trademarks of Intel Corporation; 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 PP08L

March 2004 Rev. A00

Summary of content (51 pages)

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Dell Latitude 100L Service Manual Dell™ Latitude™ 100L Service Manual Before You Begin System Components Memory, CD or DVD Drive, Modem, and Mini PCI Card Hard Drive Keyboard EMI Shield Display Palm Rest Microprocessor Thermal-Cooling Assembly Microprocessor Module Speakers System Board Flashing the BIOS Base Plastics Pinout Assignments for I/O Connectors Mini Recommended Spares List Notes, Notices, and Cautions NOTE: A NOTE indicates important information that helps you make better use of your computer.
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Before You Begin: Dell Latitude 100L Service Manual Back to Contents Page Before You Begin Dell™ Latitude™ 100L Service Manual Recommended Tools Turning Off Your Computer Before Working Inside Your Computer Computer Orientation Screw Identification This chapter provides procedures for removing and installing the components in your computer.
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Before You Begin: Dell Latitude 100L Service Manual 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. CAUTION: Before you begin any of the procedures in this section, follow the safety instructions in the System Information Guide. CAUTION: 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.
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Before You Begin: Dell Latitude 100L Service Manual 1 battery see Mini RSL 2 battery-bay latch release 7Y032 9. Remove any installed modules, including a second battery, if installed. 10. Remove the hard drive. Computer Orientation file:///C|/Work%20Area%20-%20A/E%20DOC%20Posting/latc100l/en/Service%20Manual/begin.
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Before You Begin: Dell Latitude 100L Service Manual 1 front 2 right 3 back 4 left Screw Identification When you are removing and replacing components, photocopy "Screw Identification" as a tool to lay out and keep track of the screws. The placemat provides the number of screws and their sizes.
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Before You Begin: Dell Latitude 100L Service Manual Screw Covers (2 each) Display Bumpers (3 each) Display Latch: Top of Palm Rest to Computer Base: Palm Rest to Base Plastics: (2 each) (12 each) Palm Rest to Battery Bay: Battery Bay Shield to System Board: System Board to Base Plastics: (1 each) (2 each) (2 each, hard drive cage) (2 each, optical drive cage) (2 each, chipset heat sink) (2 each) Left Antenna to Hard Drive and Optical Drive Cages (2 each) Back to Contents Page file:///C|/Work%
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System Components: Dell Latitude 100L Service Manual Back to Contents Page System Components Dell™ Latitude™ 100L Service Manual CAUTION: 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: Unless otherwise noted, each procedure in this document assumes that a part can be replaced by performing the removal procedure in reverse order.
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System Components: Dell Latitude 100L Service Manual 2 display flex cable see Mini RSL 11 base plastics J3285 3 hinge cover Y4006 12 battery see Mini RSL 4 keyboard 5X932 13 CD or DVD drive see Mini RSL 5 palm rest F3534 14 left antenna 6 microprocessor thermalcooling assembly 1X475 15 hard drive see Mini RSL 7 EMI shield 9U777 16 system board F3542 17 modem C1682 18 Mini PCI card see Mini RSL 8 battery bay shield 9 microprocessor see Mini RSL Back to Contents Page file:///C|/W
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Memory, CD or DVD Drive, Modem, and Mini PCI Card: Dell Latitude 100L Service Manual Back to Contents Page Memory, CD or DVD Drive, Modem, and Mini PCI Card Dell™ Latitude™ 100L Service Manual Memory CD or DVD Drive Modem Mini PCI Card Memory Removing the Memory Modules CAUTION: Before working inside your Dell™ computer, read the safety instructions in your System Information Guide.
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Memory, CD or DVD Drive, Modem, and Mini PCI Card: Dell Latitude 100L Service Manual 4. Remove the module from the connector. 1 memory module see Mini RSL 2 securing clips Installing the Memory Modules NOTE: If the memory module is not installed properly, the computer may not boot properly. No error message indicates this failure. 1. Align the notch in the module edge connector with the tab in the connector slot. 2.
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Memory, CD or DVD Drive, Modem, and Mini PCI Card: Dell Latitude 100L Service Manual 5. Turn on the computer. As the computer boots, it detects the additional memory and automatically updates the system configuration information. To confirm the amount of memory installed in the computer, click the Start button, click Help and Support, and then click Computer Information.
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Memory, CD or DVD Drive, Modem, and Mini PCI Card: Dell Latitude 100L Service Manual 1 lever 2 CD or DVD drive see Mini RSL 3 M2.5 x 8-mm screw labeled "O" 3R690 5. Pull the drive out of the bay. Installing the CD or DVD Drive 1. Slide the new drive into the bay until the drive is fully seated. 2. Replace the memory module cover and tighten the captive screw. 3. Replace the M2.5 x 8-mm screw next to the memory module cover.
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Memory, CD or DVD Drive, Modem, and Mini PCI Card: Dell Latitude 100L Service Manual 1 captive screw 2 modem/Mini PCI card cover 1X045 3. Remove the two M2 x 3-mm screws securing the modem to the system board, and set them aside. 4. Pull straight up on the attached pull-tab to lift the modem out of its connector on the system board and disconnect the modem cable.
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Memory, CD or DVD Drive, Modem, and Mini PCI Card: Dell Latitude 100L Service Manual Installing the Modem 1. Connect the modem cable to the modem. NOTICE: The cable connectors are keyed for correct insertion; do not force the connections. 2. Align the modem with the screw holes, and press the modem into the connector on the system board. 3. Install the two M2 x 3-mm screws to secure the modem to the system board. 4. Replace the cover and tighten the captive screw.
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Memory, CD or DVD Drive, Modem, and Mini PCI Card: Dell Latitude 100L Service Manual 3. Disconnect the Mini PCI card from the attached cables. 1 antenna cables 2 metal securing tabs (2) 3 Mini PCI card connector 4 Mini PCI card see Mini RSL 4. Use your fingertips to carefully spread apart the securing taps on each end of the Mini PCI card connector until the card pops up. 5. Lift the Mini PCI card out of its connector.
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Memory, CD or DVD Drive, Modem, and Mini PCI Card: Dell Latitude 100L Service Manual 1 antenna cables 2 Mini PCI card connector 3 Mini PCI card see Mini RSL 2. Connect the antenna cables to the Mini PCI card. NOTE: To prevent damage to the antenna cables, carefully fold the cables under the Mini PCI card before replacing the cover. 3. Replace the cover and tighten the captive screw. Back to Contents Page file:///C|/Work%20Area%20-%20A/E%20DOC%20Posting/latc100l/en/Service%20Manual/upgrades.
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Hard Drive: Dell Latitude 100L Service Manual Back to Contents Page Hard Drive Dell™ Latitude™ 100L Service Manual Removing the Hard Drive Installing the Hard Drive Removing the Hard Drive CAUTION: If you remove the hard drive from the computer when the drive is hot, do not touch the metal housing of the hard drive. CAUTION: Before you begin any of the procedures in this section, follow the safety instructions in your System Information Guide.
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Hard Drive: Dell Latitude 100L Service Manual 3. Slide the hard drive out of the computer. Installing the Hard Drive CAUTION: Before you begin any of the procedures in this section, follow the safety instructions in your System Information Guide. 1. Remove the new drive from its packaging. Save the original packaging for storing or shipping the hard drive. NOTICE: Use firm and even pressure to slide the drive into place. If you use excessive force, you may damage the connector. 2.
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Keyboard: Dell Latitude 100L Service Manual Back to Contents Page Keyboard Dell™ Latitude™ 100L Service Manual Removing the Keyboard Installing the Keyboard Removing the Keyboard CAUTION: Before working inside your Dell™ computer, read the safety instructions in your System Information Guide. CAUTION: 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.
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Keyboard: Dell Latitude 100L Service Manual 1 M2 x 3-mm screws (4) 4270E 2 keyboard 5X932 3 keyboard connector 4 interface connector NOTICE: The keycaps on the keyboard are fragile, easily dislodged, and time-consuming to replace. Be careful when removing and handling the keyboard. 5. Lift the top of the keyboard out of the computer base, and pull the keyboard out at an angle (towards the display). 6.
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Keyboard: Dell Latitude 100L Service Manual 1 M2 x 3-mm screws (4) 4270E 2 keyboard 5X932 3 keyboard connector 4 interface connector 2. Insert the four securing tabs on the keyboard into their respective slots in the palm rest, and lower the keyboard into the computer base. Ensure that all four securing tabs are engaged before trying to completely seat the keyboard. 3. Replace the four M2 x 3-mm keyboard screws. 4.
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EMI Shield: Dell Latitude 100L Service Manual Back to Contents Page EMI Shield Dell™ Latitude™ 100L Service Manual CAUTION: Before performing the following procedures, read the safety instructions in your System Information Guide. CAUTION: 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. 1.
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Display: Dell Latitude 100L Service Manual Back to Contents Page Display Dell™ Latitude™ 100L Service Manual Display Assembly Display Bezel Display Panel Display Latch Assembly Display Assembly CAUTION: Before performing the following procedures, read the safety instructions in your System Information Guide. CAUTION: 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.
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Display: Dell Latitude 100L Service Manual 1 pull-tab 2 display assembly see Mini RSL 3 M2.5 x 5-mm screws (4) 63PDH 4 hinge brackets (2) 5 computer base 11. Lift the display assembly up and out of the computer base. file:///C|/Work%20Area%20-%20A/E%20DOC%20Posting/latc100l/en/Service%20Manual/display.
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Display: Dell Latitude 100L Service Manual 1 screw covers (2) display bumpers (3) 5W601 9U288 2 M2.5 x 5-mm screws (5) 63PDH 3 display bezel see Mini RSL 4 display panel see Mini RSL 5 M2 x 3-mm screws (8) 4270E 6 top cover see Mini RSL 7 display flex cable see Mini RSL Display Bezel CAUTION: Before performing the following procedures, read the safety instructions in your System Information Guide.
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Display: Dell Latitude 100L Service Manual 3. Remove the display assembly. 4. Use a plastic scribe to pry the two screw covers and three display bumpers out of the screw holes located on the front of the bezel. 5. Remove the five M2.5 x 5-mm screws located on the front of the bezel. NOTICE: Carefully separate the bezel from the top cover to avoid damage to the bezel. 6.
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Display: Dell Latitude 100L Service Manual 1 pull-tab on bottom flex-cable connector 2 top flex-cable connector 3 display connector 4 inverter connector 5 display cable see Mini RSL 8. Use the pull-tab to disconnect the bottom flex-cable connector from the inverter connector. Installing the Display Panel 1. Connect the top flex-cable connector to the display panel connector. 2. Connect the bottom flex-cable connector to the inverter connector. 3. Lay the display panel in the top cover. 4.
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Display: Dell Latitude 100L Service Manual Display Latch Assembly Removing the Display Latch Assembly CAUTION: Before performing the following procedures, read the safety instructions in your System Information Guide. CAUTION: 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. 1.
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Display: Dell Latitude 100L Service Manual 1. Attach one end of the spring to the spring hook on the left edge of the display latch, and attach the other end of the spring to the spring hook in the top cover. 2. Align the screw holes in the display latch assembly with the screw holes in the top cover. 3. Replace the two M2.5 x 5-mm screws that secure the display latch assembly to the top cover. Back to Contents Page file:///C|/Work%20Area%20-%20A/E%20DOC%20Posting/latc100l/en/Service%20Manual/display.
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Palm Rest: Dell Latitude 100L Service Manual Back to Contents Page Palm Rest Dell™ Latitude™ 100L Service Manual CAUTION: Before performing the following procedures, read the safety instructions in your System Information Guide. CAUTION: 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. 1.
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Palm Rest: Dell Latitude 100L Service Manual 10. Disconnect the touch pad connector from the system board. NOTICE: Carefully separate the palm rest from the base plastics to avoid damage to the palm rest. 11. Starting at the back center of the palm rest, use your fingers to separate the palm rest from the base plastics by lifting the inside edge of the palm rest. Back to Contents Page file:///C|/Work%20Area%20-%20A/E%20DOC%20Posting/latc100l/en/Service%20Manual/palmrest.
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Microprocessor Thermal-Cooling Assembly: Dell Latitude 100L Service Manual Back to Contents Page Microprocessor Thermal-Cooling Assembly Dell™ Latitude™ 100L Service Manual Removing the Microprocessor Thermal-Cooling Assembly Installing the Microprocessor Thermal-Cooling Assembly Removing the Microprocessor Thermal-Cooling Assembly CAUTION: Before performing the following procedures, read the safety instructions in your System Information Guide.
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Microprocessor Thermal-Cooling Assembly: Dell Latitude 100L Service Manual 1 captive screws (4) 2 fan power-cable connector 6. Pull up the microprocessor thermal-cooling assembly by the pull-tab to lift the assembly out of the system board. Installing the Microprocessor Thermal-Cooling Assembly NOTICE: Before you install the replacement microprocessor thermal-cooling assembly, remove the mylar that covers the thermal grease on the assembly. 1.
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Microprocessor Module: Dell Latitude 100L Service Manual Back to Contents Page Microprocessor Module Dell™ Latitude™ 100L Service Manual Removing the Microprocessor Module Installing the Microprocessor Module Removing the Microprocessor Module CAUTION: Before performing the following procedures, read the safety instructions in your System Information Guide.
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Microprocessor Module: Dell Latitude 100L Service Manual 1 ZIF-socket cam screw 2 ZIF socket 3 microprocessor module see Mini RSL 4 pin-1 corner of microprocessor 5 triangle on system board 6. Use a microprocessor extraction tool to remove the microprocessor module. Installing the Microprocessor Module NOTICE: Ensure that the cam lock is in the fully open position before seating the microprocessor module. Seating the microprocessor module properly in the ZIF socket does not require force.
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Microprocessor Module: Dell Latitude 100L Service Manual 7. Replace the keyboard. 8. Update the BIOS using a flash BIOS update program CD. Back to Contents Page file:///C|/Work%20Area%20-%20A/E%20DOC%20Posting/latc100l/en/Service%20Manual/cpu.
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Speakers: Dell Latitude 100L Service Manual Back to Contents Page Speakers Dell™ Latitude™ 100L Service Manual Removing the Speakers Installing the Speakers Removing the Speakers CAUTION: Before performing the following procedures, read the safety instructions in your System Information Guide. CAUTION: 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.
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Speakers: Dell Latitude 100L Service Manual 4 right speaker NOTICE: Remove the speaker cables from their routing clips with care to avoid damaging the cables. 9. Remove the speaker cables from under or between their routing clips. NOTICE: Handle the speakers with care to avoid damaging them. 10. Remove the speakers by pulling them straight up and out of the base plastics. Installing the Speakers 1. Slide the speakers down into the base plastics.
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System Board: Dell Latitude 100L Service Manual Back to Contents Page System Board Dell™ Latitude™ 100L Service Manual Removing the System Board Installing the System Board Removing the System Board CAUTION: Before performing the following procedures, read the safety instructions in your System Information Guide. CAUTION: 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.
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System Board: Dell Latitude 100L Service Manual 1 battery bay 2 battery bay shield 3 M2.5 x 5-mm screws (2) 63PDH 15. Remove the two M2.5 x 5-mm system board screws from the hard drive cage. 16. Remove the two M2.5 x 5-mm system board screws from the optical drive cage. 17. Remove the two M2.5 x 5-mm system board screws from the chipset heat sink. file:///C|/Work%20Area%20-%20A/E%20DOC%20Posting/latc100l/en/Service%20Manual/sysboard.
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System Board: Dell Latitude 100L Service Manual 1 M2.5 x 5-mm screws (2) 63PDH 2 chipset heat sink 3 M2.5 x 5-mm screws (2) 63PDH 4 optical drive cage 5 M2.5 x 5-mm screws (2) 63PDH 6 hard drive cage 18. Remove the two M2.5 x 6-mm screws that secure the left antenna to the hard drive and optical drive cages. file:///C|/Work%20Area%20-%20A/E%20DOC%20Posting/latc100l/en/Service%20Manual/sysboard.
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System Board: Dell Latitude 100L Service Manual 1 optical drive cage 2 M2.5 x 6-mm screws (2) 7270E 3 left antenna 4 hard drive cage 19. Remove the two hex nuts that secure the video connector to the base plastics. 20. Lift the front of the system board out and away from the base plastics. file:///C|/Work%20Area%20-%20A/E%20DOC%20Posting/latc100l/en/Service%20Manual/sysboard.
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System Board: Dell Latitude 100L Service Manual Installing the System Board 1. Insert the video connector on the replacement system board through the back of the base plastics. 2. Replace the two hex nuts that secure the video connector to the base plastics. 3. Replace the two M2.5 x 6-mm screws that secure the left antenna, which is located between the hard drive and optical drive cages, to the system board. 4. Replace the two M2.5 x 5-mm screws that secure the optical drive cage to the system board. 5.
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Flashing the BIOS: Dell Latitude 100L Service Manual Back to Contents Page Flashing the BIOS Dell™ Latitude™ 100L Service Manual Flashing the BIOS From a Floppy Disk or a CD Flashing the BIOS From the Hard Drive If a BIOS update program floppy disk or CD is provided with the new system board, see "Flashing the BIOS From a Floppy Disk or a CD." If you do not have a BIOS update program floppy disk or CD, see "Flashing the BIOS From the Hard Drive." Flashing the BIOS From a Floppy Disk or a CD 1.
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Flashing the BIOS: Dell Latitude 100L Service Manual The file downloads to your desktop. 8. Click Close if the Download Complete window appears. The file icon appears on your desktop and is titled the same as the downloaded BIOS update file. 9. Double-click the file icon on the desktop and follow the instructions on the screen. Back to Contents Page file:///C|/Work%20Area%20-%20A/E%20DOC%20Posting/latc100l/en/Service%20Manual/bios.
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Base Plastics: Dell Latitude 100L Service Manual Back to Contents Page Base Plastics Dell™ Latitude™ 100L Service Manual CAUTION: Before performing the following procedures, read the safety instructions in your System Information Guide. CAUTION: 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. 1.
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Pinout Assignments for I/O Connectors: Dell Latitude 100L Service Manual Back to Contents Page Pinout Assignments for I/O Connectors Dell™ Latitude™ 100L Service Manual USB Connector Video Connector USB Connector Pin Signal 1 USB5V+ 2 USBP– 3 USBP+ 4 GND Video Connector Pin Signal Pin Signal 1 CRT_R 9 5V+ 2 CRT_G 10 GND 3 CRT_B 11 MONITOR_DETECT– 4 NC 12 DDC_DATA 5 GND 13 CRT_HS 6 GND 14 CRT_VS 7 GND 15 DDC_CLK 8 GND file:///C|/Work%20Area%20-%20A/E%20DOC%
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Pinout Assignments for I/O Connectors: Dell Latitude 100L Service Manual Back to Contents Page file:///C|/Work%20Area%20-%20A/E%20DOC%20Posting/latc100l/en/Service%20Manual/pinouts.
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Mini Recommended Spares List: Dell Latitude 100L Service Manual Back to Contents Page Mini Recommended Spares List Dell™ Latitude™ 100L Service Manual NOTE: The part numbers listed below are subject to change. Bottom Base Parts T1955 memory door 1X045 modem/Mini PCI door 9U753 rubber feet (5) J3285 bottom base plastic cover J3997 14.
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Mini Recommended Spares List: Dell Latitude 100L Service Manual LCD Display Assembly N0623 XGA panel service kit, 14.1-inch N0924 XGA panel service kit, 15-inch J3997 14.1-inch display latch kit F3610 15-inch display latch kit 3U721 display bezel, 14.1-inch F3528 display bezel, 15-inch H3272 top cover, 14.1-inch M3343 top cover, 15-inch P3547 14.1-inch flex cable (for 14.
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Mini Recommended Spares List: Dell Latitude 100L Service Manual H2667 Kit, Modem, Wireless, GPRS, Vodafone, Sweden H2668 Kit, Modem, Wireless, GPRS, O2 Micro, United Kingdom J0846 Card (circuit), Wireless, Mini PCI Card, Broadcom, 2.4 GHz K2552 Kit, Modem, Wireless, GPRS, Vodafone, Ireland X2973 Kit, Modem, Wireless, GPRS, TrueMobile™, United States Back to Contents Page file:///C|/Work%20Area%20-%20A/E%20DOC%20Posting/latc100l/en/Service%20Manual/minirsl.