Dell Latitude V710 User manual

Dell Latitude V710/V740 Service Manual
Dell™ Latitude™ V710/V740 Service
Manual
Before You Begin
Preparing to Work Inside the Computer
Recommended Tools
Computer Orientation
Screw Identification
System Components
Back-Panel Fan (V740 Only)
Hard Drive
Memory Module, Modem, Optical Drive, and Floppy Drive
Memory Module
Modem
Optical Drive
Floppy Drive
Keyboard
Display Assembly and Display Latch
Display Assembly
Display Latch
EMI Shield, Video Board, and Palm Rest
EMI Shield
Video Board
Palm Rest
Microprocessor Thermal-Cooling Assembly
Microprocessor Module
Flashing the BIOS
Speakers
System Board
Base Plastics
Battery Latch Assembly
Pin Assignments for I/O Connectors
USB Connector
PS/2 Connector
Video Connector
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Dell Latitude V710/V740 Service Manual
Parallel Connector
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.
Trademarks used in this text: Dell, the DELL logo, and Latitude are trademarks of Dell Computer
Corporation; Intel is a 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 Computer Corporation disclaims any proprietary
interest in trademarks and trade names other than its own.
April 2002 Rev. A01
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Before You Begin: Dell Latitude V710/V740 Service Manual
Back to Contents Page
Before You Begin
Dell™ Latitude™ V710/V740 Service Manual
Preparing to Work Inside the Computer
Recommended Tools
Computer Orientation
Screw Identification
Preparing to Work Inside the Computer
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. Read and follow applicable
instructions in "Safety and EMC Instructions: Portable Computers" in
the Latitude™ System Information Guide that came with the computer.
NOTICE: To avoid damaging the computer, perform the following steps before
you begin working inside the computer.
1. Ensure that the work surface is flat and clean to prevent scratching the
computer cover.
2. Save any work in progress and exit all open programs.
3. Turn off the computer and all attached devices.
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.
4. Disconnect the computer from the electrical outlet.
5. To avoid possible damage to the system board, wait 10 to 20 seconds and then
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Before You Begin: Dell Latitude V710/V740 Service Manual
disconnect any attached devices.
6. Disconnect all other external cables from the computer.
7. Remove any installed PC Cards from the PC Card slot.
8. Close the display and turn the computer upside down on a flat work surface.
NOTICE: To avoid damaging the system board, you must remove the main
battery before you service the computer.
CAUTION: When you remove the battery, ensure that the computer is
upside down on a flat work surface so that the battery does not fall out
of the computer.
9. Remove the battery:
a. Unlock the battery.
b. Slide and hold the battery latch release all the way up until the left edge of
the battery pops up.
c. Remove the battery.
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Before You Begin: Dell Latitude V710/V740 Service Manual
1 battery lock
2 battery latch release
3 battery
10. To dissipate any static electricity while you work, use a wrist grounding strap or
periodically touch an unpainted metal surface.
11. 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.
Recommended Tools
The procedures in this manual require the following tools:
●#1 magnetized Phillips screwdriver
●¼-inch flat-blade screwdriver
●Nut driver
●Small plastic scribe
●Microprocessor extractor
●Flash BIOS update program floppy disk or CD
Computer Orientation
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Before You Begin: Dell Latitude V710/V740 Service Manual
1 back
2 right
3 front
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 V710/V740 Service Manual
NOTICE: When reinstalling a screw, you must use a screw of the correct
diameter and length. Ensure that the screw is properly aligned with its
corresponding hole, and avoid overtightening.
NOTE: All M2.5 x 4 screws are silver, and all other screws are black.
Back-Panel Fan:
(2 each)
Hard Drive Door:
(1 each)
Memory Module/
Modem Cover:
(1 each)
Modem to System Board:
(2 each)
Optical Drive:
(1 each)
Floppy Drive:
(2 each)
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Before You Begin: Dell Latitude V710/V740 Service Manual
Keyboard Assembly to Hinges:
(2 each)
Keyboard to
Bottom Case:
(4 each; silver screws)
Display Assembly
to Back Panel:
(2 each)
Display-Feed Flex Cable
to System Board:
(2 each)
Hinge Bracket to Bottom Case:
(4 each)
Display Bezel:
(5 each)
Screw Covers (5 each)
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Before You Begin: Dell Latitude V710/V740 Service Manual
Display Panel:
(4 each)
Display-Feed Flex Cable to
Display Assembly:
(1 each)
Display Latch:
(2 each)
EMI Shield:
(3 each)
Top of Palm Rest to
Bottom Case:
(2 each)
Video Board
to Bottom Case:
(1 each)
Palm Rest to
Bottom Case:
(12 each)
Floppy Drive Cage to
Bottom Case:
(2 each)
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Before You Begin: Dell Latitude V710/V740 Service Manual
Hard Drive Cage to
Bottom Case:
(2 each)
System Board to
Bottom Case:
(6 each; silver screws)
Battery Latch Assembly
to Bottom Case:
(1 each)
Back to Contents Page
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System Components: Dell Latitude V710/V740 Service Manual
Back to Contents Page
System Components
Dell™ Latitude™ V710/V740 Service Manual
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: 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 V710/V740 Service Manual
1 display assembly 13 hard drive
2 display-feed flex
cable 14 hard drive cage
3 center control
cover 15 floppy drive cage
4 keyboard 16 floppy drive
5 video board 17 speaker
6 microprocessor 18 modem
7 system board 19 microprocessor thermal-
cooling assembly
8 battery connector
cover 20 headphone/microphone bridge
9 optical drive 21 palm rest
10 back-panel fan
(V740 only) 22 memory module/modem cover
11 bottom case 23 EMI shield
12 battery
Back to Contents Page
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System Components: Dell Latitude V710/V740 Service Manual
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Back-Panel Fan (V740 Only): Dell Latitude V710/V740 Service Manual
Back to Contents Page
Back-Panel Fan (V740 Only)
Dell™ Latitude™ V710/V740 Service Manual
Removing the Back-Panel Fan
NOTICE: To prevent data loss, turn off the computer before removing the back-
panel fan. Do not remove the fan while the computer is on or in a power
management mode.
NOTICE: Read "Preparing to Work Inside the Computer" before performing the
following procedure.
1. Ensure that the work surface is flat and clean to prevent scratching the
computer cover.
2. Save and close any open files, exit any open programs, and shut down the
computer.
NOTICE: Disconnect the computer and any attached devices from electrical
outlets, and remove any installed batteries.
NOTICE: To avoid ESD, ground yourself by using a wrist grounding strap or by
touching an unpainted metal surface on the computer.
3. Turn the computer over. Use a #1 Phillips screwdriver to remove the two M2.5 x
5-mm screws from the fan cover, and place the screws in a safe location.
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Back-Panel Fan (V740 Only): Dell Latitude V710/V740 Service Manual
1 M2.5 x 5-mm screws (2)
2 fan cover
3 scalloped left edge of
fan cover
4. Use a small flat-blade screwdriver or plastic scribe to lift the scalloped left edge
of the fan cover, and pry the cover loose from the bottom case.
5. Lift the fan cover up and away from the bottom case.
6. Disconnect the fan cable connector from the system board.
7. Lift the fan out of the bottom case.
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Back-Panel Fan (V740 Only): Dell Latitude V710/V740 Service Manual
1 fan
2 fan cable connector
Replacing the Back-Panel Fan
1. Slide the fan into the bottom case.
2. Tuck the fan cable under the bottom case, and connect the cable to the system
board.
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Back-Panel Fan (V740 Only): Dell Latitude V710/V740 Service Manual
1 fan cable
3. Replace the fan cover, and reinstall the two M2.5 x 5-mm screws that secure
the cover to the bottom case.
Back to Contents Page
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Hard Drive: Dell Latitude V710/V740 Service Manual
Back to Contents Page
Hard Drive
Dell™ Latitude™ V710/V740 Service Manual
Removing the Hard Drive
NOTICE: To prevent data loss, turn off the computer before removing the hard
drive. Do not remove the hard drive while the computer is on or in a power
management mode.
NOTICE: Hard drives are extremely fragile; even a slight bump can damage the
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.
NOTICE: Read "Preparing to Work Inside the Computer" before performing the
following procedure.
1. Ensure that the work surface is flat and clean to prevent scratching the
computer cover.
2. Save and close any open files, exit any open programs, and shut down the
computer.
NOTICE: Disconnect the computer and any attached devices from electrical
outlets, and remove any installed batteries.
NOTICE: To avoid ESD, ground yourself by using a wrist grounding strap or by
touching an unpainted metal surface on the computer.
3. Turn the computer over. Use a #1 Phillips screwdriver to remove the M2.5 x 5-
mm screw from the hard drive door, and place the screw in a safe location.
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Hard Drive: Dell Latitude V710/V740 Service Manual
NOTICE: When the hard drive is not in the computer, store it in protective
antistatic packaging.
1 bottom of computer
2 M2.5 x 5-mm screw
3 hard drive door
4. Lift the hard drive door to release it, and slide the hard drive out of the
computer.
Replacing the Hard Drive
1. Remove the new drive from its packaging.
Save the original packaging to use when storing or shipping the hard drive.
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Hard Drive: Dell Latitude V710/V740 Service Manual
NOTICE: Use firm and even pressure to slide the drive into place. If you force
the hard drive into place using excessive force, you may damage the connector.
2. Slide the hard drive into the bay, and press down on the hard drive door until it
is fully seated.
3. Replace and tighten the M2.5 x 5-mm screw in the hard drive door.
4. Use the Operating System CD to install the operating system for your computer.
5. Use the Drivers and Utilities CD to install the drivers and utilities for your
computer.
Back to Contents Page
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