Dell Latitude E6400 XFR User manual

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Dell™ Latitude™ E6400 XFR
Service Manual
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Dell
™
Latitude™ E6400 XFR Service Manual
Page 2
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.
Information in this document is subject to change without notice.
© 2009 Dell Inc. All rights reserved.
Reproduction of these materials in any manner whatsoever without the written permission of Dell Inc. is strictly forbidden.
Trademarks used in this text: Dell, Latitude, and the DELL logo are trademarks of Dell Inc.; Bluetooth is a registered trademark owned by
Bluetooth SIG, Inc. and is used by Dell under license; Intel is a registered trademark of Intel Corporation in the U.S. and other countries;
Microsoft, Windows, Windows Vista and the Windows Vista start button are either trademarks or registered trademarks of Microsoft
Corporation in the United States and/or other countries.
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.
February 2009. Rev. A00

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Table of Contents
1TROUBLESHOOTING.....................................................................................................................................................7
1.1TROUBLESHOOTING TOOLS.......................................................................................................................................................7
1.1.1Diagnostic Lights............................................................................................................................................................7
1.1.2Hardware Troubleshooter...........................................................................................................................................8
1.1.3Dell Diagnostics..............................................................................................................................................................8
1.1.4Error Messages.............................................................................................................................................................12
1.2SOLVING PROBLEMS.................................................................................................................................................................12
1.2.1Battery Problems.........................................................................................................................................................13
1.2.2Drive Problems..............................................................................................................................................................13
1.2.3IEEE 1394 Device Problems.....................................................................................................................................14
1.2.4Lockups and Software Problems............................................................................................................................14
1.2.5Memory Problems........................................................................................................................................................16
1.2.6Power Problems............................................................................................................................................................16
1.2.7Sound and Speaker Problems.................................................................................................................................16
1.2.8Video and Display Problems....................................................................................................................................17
1.3DELL TECHNICAL UPDATE SERVICE........................................................................................................................................17
1.4DELL SUPPORT UTILITY...........................................................................................................................................................17
1.4.1Clicking the Dell Support Icon................................................................................................................................18
1.4.2Double-Clicking the Dell Support Icon.................................................................................................................18
2WORKING ON YOUR COMPUTER..........................................................................................................................18
2.1RECOMMENDED TOOLS............................................................................................................................................................18
2.2BEFORE WORKING ON YOUR COMPUTER...............................................................................................................................18
2.3AFTER WORKING ON YOUR COMPUTER.................................................................................................................................20
3SCREW CHART..............................................................................................................................................................21
4BOTTOM ACCESS PANEL...........................................................................................................................................22
4.1REMOVING THE BOTTOM ACCESS PANEL...............................................................................................................................22
4.2REPLACING THE BOTTOM ACCESS PANEL...............................................................................................................................23
5WLAN/WIMAX CARD.................................................................................................................................................24
5.1REMOVING THE WLAN/WIMAX CARD...................................................................................................................................24
5.2REPLACING THE WLAN/WIMAX CARD..................................................................................................................................25
6WWAN CARD.................................................................................................................................................................26
6.1REMOVING A WWAN CARD....................................................................................................................................................26
6.2REPLACING A WWAN CARD...................................................................................................................................................26
7WPAN (UWB/BT) CARD............................................................................................................................................27
7.1REMOVING A WPAN (UWB/BT) CARD................................................................................................................................27
7.2REPLACING A WPAN (UWB/BT) CARD................................................................................................................................28
8FCM....................................................................................................................................................................................28
8.1REMOVING A FCM FROM THE WWAN/FCM SLOT...............................................................................................................28
8.2REMOVING A FCM FROM THE WPAN/UWB/FCM SLOT.....................................................................................................29
8.3REPLACING A FCM...................................................................................................................................................................29
9RF PASSTHRU BOARD...............................................................................................................................................31
9.1REMOVING THE RF PASSTHRU BOARD...................................................................................................................................31

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9.2REPLACING THE RF PASSTHRU BOARD..................................................................................................................................31
10FAN ASSEMBLY.........................................................................................................................................................32
10.1REMOVING THE FAN ASSEMBLY...........................................................................................................................................32
10.2REPLACING THE FAN ASSEMBLY..........................................................................................................................................33
11PROCESSOR HEATSINK ASSEMBLY..................................................................................................................33
11.1REMOVING THE PROCESSOR HEATSINK ASSEMBLY...........................................................................................................33
11.2REPLACING THE PROCESSOR HEATSINK ASSEMBLY..........................................................................................................34
12PROCESSOR MODULE.............................................................................................................................................34
12.1REMOVING THE PROCESSOR MODULE.................................................................................................................................34
12.2REPLACING THE PROCESSOR MODULE................................................................................................................................35
13MEMORY.......................................................................................................................................................................36
13.1REMOVING A MEMORY MODULE..........................................................................................................................................37
13.2REPLACING A MEMORY MODULE..........................................................................................................................................37
14COIN-CELL BATTERY..............................................................................................................................................38
14.1REMOVING THE COIN-CELL BATTERY.................................................................................................................................38
14.2REPLACING THE COIN-CELL BATTERY.................................................................................................................................38
15LED COVER..................................................................................................................................................................39
15.1REMOVING THE LED COVER................................................................................................................................................39
15.2REPLACING THE LED COVER...............................................................................................................................................40
16PALM REST OVERLAY.............................................................................................................................................40
16.1REMOVING THE PALM REST OVERLAY.................................................................................................................................40
16.2REPLACING THE PALM REST OVERLAY................................................................................................................................41
17KEYBOARD..................................................................................................................................................................41
17.1REMOVING THE KEYBOARD..................................................................................................................................................41
17.2REPLACING THE KEYBOARD..................................................................................................................................................42
18GPS CARD (OPTIONAL).........................................................................................................................................42
18.1REMOVING THE GPS CARD..................................................................................................................................................42
18.2REPLACING THE GPS CARD.................................................................................................................................................42
19LCD CABLE CHANNEL COVERS...........................................................................................................................43
19.1REMOVING THE LCD CABLE CHANNEL COVERS.................................................................................................................43
19.2REPLACING THE LCD CABLE CHANNEL COVERS................................................................................................................44
20DISPLAY ASSEMBLY...............................................................................................................................................44
20.1REMOVING THE DISPLAY ASSEMBLY...................................................................................................................................44
20.2REPLACING THE DISPLAY ASSEMBLY...................................................................................................................................46
21PALM REST..................................................................................................................................................................47
21.1REMOVING THE PALM REST.................................................................................................................................................47
21.2REPLACING THE PALM REST.................................................................................................................................................49
22MODEM.........................................................................................................................................................................49
22.1REMOVING THE MODEM........................................................................................................................................................49
22.2REPLACING THE MODEM.......................................................................................................................................................50

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23SMARTCARD ASSEMBLY........................................................................................................................................50
23.1REMOVING THE SMARTCARD ASSEMBLY.............................................................................................................................50
23.2REPLACING THE SMARTCARD ASSEMBLY............................................................................................................................51
24HARD DRIVE...............................................................................................................................................................52
24.1REMOVING THE HARD DRIVE...............................................................................................................................................52
24.2REPLACING THE HARD DRIVE..............................................................................................................................................53
25MODULAR DRIVE......................................................................................................................................................53
25.1REMOVING THE MODULAR DRIVE........................................................................................................................................53
25.2REPLACING THE MODULAR DRIVE.......................................................................................................................................53
26SYSTEM BOARD ASSEMBLY.................................................................................................................................54
26.1REMOVING THE SYSTEM BOARD ASSEMBLY.......................................................................................................................54
26.2REPLACING THE SYSTEM BOARD ASSEMBLY......................................................................................................................56
27CARD CAGE.................................................................................................................................................................57
27.1REMOVING THE CARD CAGE................................................................................................................................................57
27.2REPLACING THE CARD CAGE................................................................................................................................................57
281394 CARD..................................................................................................................................................................58
28.1REMOVING THE 1394 CARD................................................................................................................................................58
28.2REPLACING THE 1394 CARD...............................................................................................................................................59
29SIM CARD....................................................................................................................................................................59
29.1REMOVING THE SIM CARD ASSEMBLY...............................................................................................................................59
29.2REPLACING THE SIM CARD ASSEMBLY...............................................................................................................................59
30WI-FI SNIFFER CARD.............................................................................................................................................60
30.1REMOVING THE WI-FI SNIFFER CARD................................................................................................................................60
30.2REPLACING THE WI-FI SNIFFER CARD...............................................................................................................................61
31I/O CARD.....................................................................................................................................................................61
31.1REMOVING THE I/O CARD...................................................................................................................................................61
31.2REPLACING THE I/O CARD..................................................................................................................................................62
32RJ-11 MODEM CONNECTOR.................................................................................................................................62
32.1REMOVING THE RJ-11 MODEM CONNECTOR.....................................................................................................................62
32.2REPLACING THE RJ-11 MODEM CONNECTOR....................................................................................................................62
33DC POWER CABLE....................................................................................................................................................63
33.1REMOVING THE DC POWER CABLE.....................................................................................................................................63
33.2REPLACING THE DC POWER CABLE.....................................................................................................................................63
34BASE ASSEMBLY.......................................................................................................................................................63
34.1REMOVING THE BASE ASSEMBLY.........................................................................................................................................63
34.2REPLACING THE BASE ASSEMBLY........................................................................................................................................63
35STYLUS.........................................................................................................................................................................64
35.1REMOVING THE STYLUS........................................................................................................................................................64
35.2REPLACING THE STYLUS.......................................................................................................................................................64
36HANDLE........................................................................................................................................................................64

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36.1REMOVING THE HANDLE.......................................................................................................................................................65
36.2REPLACING THE HANDLE......................................................................................................................................................65
37DOORS..........................................................................................................................................................................66
37.1REMOVING MEDIA BAY DOOR.............................................................................................................................................66
37.2REPLACING MEDIA BAY DOOR.............................................................................................................................................66
37.3REMOVING THE AV DOOR....................................................................................................................................................67
37.4REPLACING THE AV DOOR...................................................................................................................................................67
37.5REMOVING THE AV PANEL COVER......................................................................................................................................68
37.6REPLACING THE AV PANEL COVER......................................................................................................................................68
37.7REMOVING THE RJ11 DOOR................................................................................................................................................68
37.8REPLACING THE RJ11 DOOR...............................................................................................................................................69
37.9REMOVING THE BATTERY DOOR..........................................................................................................................................69
37.10REPLACING THE BATTERY DOOR.........................................................................................................................................70
37.11REMOVING THE POWER DOOR.............................................................................................................................................70
37.12REPLACING THE POWER DOOR............................................................................................................................................71
37.13REMOVING THE VGA DOOR.................................................................................................................................................71
37.14REPLACING THE VGA DOOR................................................................................................................................................72
37.15REMOVING THE VGA PANEL COVER...................................................................................................................................72
37.16REPLACING THE VGA PANEL COVER...................................................................................................................................72
37.17REMOVING THE HDD DOOR................................................................................................................................................72
37.18REPLACING THE HDD DOOR...............................................................................................................................................73
37.19REMOVING THE SD CARD DOOR.........................................................................................................................................73
37.20REPLACING THE SD CARD DOOR........................................................................................................................................74

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1Troubleshooting
1.1 Troubleshooting Tools
1.1.1 Diagnostic Lights
CAUTION: Before you begin any of the procedures in this section, follow the safety
instructions that shipped with your computer.
Your computer has three keyboard status lights located above the keyboard. During normal operation, the keyboard
status lights display the current status (on or off) of the Num Lock, Caps Lock, and Scroll Lock features. If the
computer starts without error, the lights flash, and then turn off. If the computer malfunctions, however, you can use
the status of the lights to help identify the problem.
NOTE: After the computer completes POST, the Num Lock light may remain on, depending on
your BIOS settings. For more information on using the system setup program, see the Dell™
Technology Guide on your computer or at support.dell.com.
Diagnostic Light Codes During POST
To troubleshoot a problem with your computer, read the sequence of the keyboard status lights in order from left to
right (Num Lock, Caps Lock, and then Scroll Lock). If the computer malfunctions, the individual lights display a status
of either On , Off , or Flashing .
Light Pattern Problem Description Suggested Resolution
No memory Modules are
detected If two or more memory modules are installed, remove the modules (see Removing a Memory
Module), then reinstall one module (see Replacing a
Memory Module) and restart the computer. If the
computer starts normally, continue to install
additional memory modules (one at a time) until you
have identified a faulty module or reinstalled all
modules without error.
If available, install working memory of the same
type into your computer (see Memory).
If the problem persists, contact Dell Support.
Memory modules are
detected, but a memory
failure has occurred.
If two or more memory modules are installed,
remove the modules (see Removing a Memory
Module), then reinstall one module (see Replacing a
Memory Module) and restart the computer. If the
computer starts normally continue to install
additional memory modules (one at a time) until you
have identified a faulty module or reinstalled all
modules without error.
If available, install working memory of the same
type into your computer (see Memory).
If the problem persists, contact Dell Support.
Memory failed to initialize
or memory is unsupported. If two or more memory modules are installed, remove the modules (see Removing a Memory
Module), then reinstall one module (see Replacing a
Memory Module) and restart the computer. If the
computer starts normally, continue to install
additional memory modules (one at a time) until you
have identified a faulty module or reinstalled all
modules without error.
If available, install working memory of the same
type into your computer (see Memory).
If the problem persists, contact Dell Support.

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System board failure has
occurred. Contact Dell Support.
A possible processor failure
has occurred. Reseat the processor (see Processor Module). If the problem persists, contact Dell Support.
A possible graphics
card/video failure has
occurred.
Reseat any installed graphics cards.
If available, install a working graphics card into your
computer.
If the problem persists, contact Dell Support.
A possible LCD failure has
occurred. Reseat the LCD cable (see Display Assembly).
If the problem persists, contact Dell Support.
System failed on hard drive
initialization. Reseat the hard drive (see Hard Drive). If the problem persists, contact Dell Support.
System failed in
Option ROM initialization. If you have added any plug-in hardware with an option ROM, try removing or reseating it.
If the problem persists, contact Dell Support.
A possible modem failure
has occurred. If available, install a working modem into your computer.
If the problem persists, contact Dell Support.
1.1.2 Hardware Troubleshooter
If a device is either not detected during the operating system setup or is detected, but incorrectly configured, you can
use the Hardware Troubleshooter to resolve the incompatibility.
Microsoft® Windows® XP:
1. Click Start→Help and Support.
2. Type hardware troubleshooter in the search field and press <Enter> to start the search.
3. In the Fix a Problem section, click Hardware Troubleshooter.
4. In the Hardware Troubleshooter list, select the option that best describes the problem and click Next to
follow the remaining troubleshooting steps.
Microsoft Windows Vista®:
1. Click the Windows Vista start button , and click Help and Support.
2. Type hardware troubleshooter in the search field and press <Enter> to start the search.
3. In the search results, select the option that best describes the problem and follow the remaining
troubleshooting steps.
1.1.3 Dell Diagnostics
CAUTION: Before you begin any of the procedures in this section, follow the safety
instructions that shipped with your computer.
When to Use the Dell Diagnostics
If you experience a problem with your computer, perform the checks in Solving Problems, and then run the Dell
Diagnostics before contacting Dell for assistance.
Start the Dell Diagnostics from your hard drive or from the Drivers and Utilities media provided with your computer.
NOTE: The Drivers and Utilities media is optional and may not ship with your computer.
NOTE: The Dell Diagnostics only operate on Dell computers.

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Starting the Dell Diagnostics From Your Hard Drive
Before running the Dell Diagnostics, enter system setup to review your computer’s configuration information, and
ensure that the device you want to test is displayed in system setup and is active. For more information on using the
system setup program, see the Dell™ Technology Guide on your computer or at support.dell.com.
The Dell Diagnostics is located on a separate diagnostic utility partition on your hard drive.
NOTE: If the computer is connected to a docking device (docked), undock it. See the
documentation that came with your docking device for instructions.
NOTE: If your computer does not display a screen image, contact Dell Support.
1. Ensure that the computer is connected to an electrical outlet that is known to be working properly.
2. Press and hold the <Fn> key or the mute button then turn on your computer.
NOTE: Alternatively, you can select Diagnostics from the one-time boot menu at startup to boot
to the diagnostic utility partition and run the Dell Diagnostics.
The computer runs the Pre-boot System Assessment (PSA), a series of initial tests of your system board, keyboard,
display, memory, hard drive, etc.
•During the assessment, answer any questions that appear.
•If failures are detected during the Pre-boot System Assessment, write down the error code(s) and contact Dell
Support.
•If the Pre-boot System Assessment completes successfully, the following message appears: "Booting Dell
Diagnostic Utility Partition. Press any key to continue."
NOTE: If you see a message stating that no diagnostics utility partition has been found, run the
Dell Diagnostics from your Drivers and Utilities media (see Starting the Dell Diagnostics From the
Drivers and Utilities Media).
3. Press any key to start the Dell Diagnostics from the diagnostics utility partition on your hard drive.
4. Press <Tab> to select Test System and then press <Enter>.
NOTE: It is recommended that you select Test System to run a complete test on your
computer. Selecting Test Memory initiates the extended memory test which can take up to
thirty minutes or more to complete. When the test completes, record the test results and then
press any key to return to the previous menu.
5. At the Dell Diagnostics Main Menu, left-click with the touch pad/mouse, or press <Tab> and then <Enter>, to
select the test you want to run (see Dell Diagnostics Main Menu).
NOTE: Write down any error codes and problem descriptions exactly as they appear and follow
the instructions on the screen.
6. After all tests have completed, close the test window to return to the Dell Diagnostics Main Menu.
7. Close the Main Menu window to exit the Dell Diagnostics and restart the computer.
NOTE: If you see a message stating that no diagnostics utility partition has been found, run the
Dell Diagnostics from your Drivers and Utilities media (see Starting the Dell Diagnostics From the
Drivers and Utilities Media).
Starting the Dell Diagnostics From the Drivers and Utilities Media
Before running the Dell Diagnostics, enter system setup to review your computer’s configuration information, and
ensure that the device you want to test is displayed in system setup and is active. For more information on using the
system setup program, see the Dell™ Technology Guide on your computer or at support.dell.com.

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1. Insert the Drivers and Utilities media into the optical drive.
2. Restart your computer.
3. When the DELL logo appears, press <F12> immediately.
NOTE: Keyboard failure may result when a key is held down for extended periods of time. To
avoid possible keyboard failure, press and release <F12> in even intervals to open the Boot
Device Menu.
If you wait too long and the operating system logo appears, continue to wait until you see the Microsoft
Windows desktop, then shut down your computer and try again.
4. When the boot device list appears, use the up- and down-arrow keys to highlight CD/DVD/CD-RW Drive,
and then press <Enter>.
NOTE: Using the one-time boot menu changes the boot sequence for the current boot only. Upon
restart, the computer boots according to the boot sequence specified in system setup.
5. Press any key to confirm that you want to start from the CD/DVD
If you wait too long and the operating system logo appears, continue to wait until you see the Microsoft
Windows desktop, then shut down your computer and try again.
6. Type 1 to Run the 32 Bit Dell Diagnostics.
7. At the Dell Diagnostics Menu, type 1 to select Dell 32-bit Diagnostics for Resource CD (graphical user
interface).
8. Press <Tab> to select Test System and the press <Enter>.
NOTE: It is recommended that you select Test System to run a complete test on your
computer. Selecting Test Memory initiates the extended memory test which can take up to
thirty minutes or more to complete. When the test completes, record the test results and then
press any key to return to the previous menu.
9. At the Dell Diagnostics Main Menu, left-click with the touch pad/mouse, or press <Tab> and then <Enter>, to
select the test you want to run (see Dell Diagnostics Main Menu).
NOTE: Write down any error codes and problem descriptions exactly as they appear and follow
the instructions on the screen.
10. After all tests have completed, close the test window to return to the Dell Diagnostics Main Menu.
11. Close the Main Menu window to exit the Dell Diagnostics and restart the computer.
12. Remove the Drivers and Utilities media from the optical drive.
Dell Diagnostics Main Menu
After the Dell Diagnostics loads, the following menu appears:
Option Function
Test Memory Run the stand-alone memory test
Test System Run system diagnostics
Exit Exit the diagnostics
Press <Tab> to select the test you want to run and then press <Enter>.
NOTE: It is recommended that you select Test System to run a complete test on your
computer. Selecting Test Memory initiates the extended memory test which can take up to

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thirty minutes or more to complete. When the test completes, record the test results and then
press any key to return to the previous menu.
After Test System is selected, the following menu appears:
Option Function
Express Test Performs a quick test of devices in the system. This typically
can take 10 to 20 minutes.
NOTE: The Express Test requires no interaction on your part.
Run Express Test first to increase the possibility of tracing a
problem quickly.
Custom Test Use to test a specific device or customize the tests to be run.
Symptom Tree This option allows you to select tests based on a symptom of
the problem you are having. This option lists the most
common symptoms.
NOTE: It is recommended that you select Extended Test to perform a more thorough check of
devices in the computer.
For any problem encountered during a test, a message appears with an error code and a description of the problem.
Write down the error code and problem description exactly as it appears and follow the instructions on the screen. If
you cannot resolve the problem, contact Dell Support.
NOTE: When contacting Dell Support, have your Service Tag ready. The Service Tag for your
computer is located at the top of each test screen.
The following tabs provide additional information for tests run from the Custom Test or Symptom Tree option:
Tab Function
Results Displays the results of the test and any error conditions
encountered.
Errors Displays error conditions encountered, error codes, and the
problem description.
Help Describes the test and any requirements for running the test.
Configuration Displays the hardware configuration for the selected device.
The Dell Diagnostics obtains configuration information for all
devices from System Setup, memory, and various internal
tests, and displays the information in the device list in the left
pane of the screen.
NOTE: The device list may not display the names of all
components installed on your computer or all devices attached
to your computer.
Parameters Allows you to customize the test, if applicable, by changing the
test settings.

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1.1.4 Error Messages
CAUTION: Before you begin any of the procedures in this section, follow the safety
instructions that shipped with your computer.
If the error message is not listed, see the documentation for the operating system or the program that was running
when the message appeared.
A FILENAME CANNOT CONTAIN ANY OF THE FOLLOWING CHARACTERS: \ / : * ? “ <
> | — Do not use these characters in filenames.
A REQUIRED .DLL FILE WAS NOT FOUND — The program that you are trying to open
is missing an essential file. To remove and then reinstall the program:
Windows XP:
1. Click Start→Control Panel→Add or Remove Programs→Programs and Features.
2. Select the program you want to remove.
3. Click Uninstall.
4. See the program documentation for installation instructions.
Windows Vista:
1. Click Start →Control Panel→Programs→Programs and Features.
2. Select the program you want to remove.
3. Click Uninstall.
4. See the program documentation for installation instructions.
drive letter :\ IS NOT ACCESSIBLE. THE DEVICE IS NOT READY — The drive cannot read the disk. Insert a disk
into the drive and try again.
INSERT BOOTABLE MEDIA — Insert a bootable floppy disk, CD, or DVD.
NON-SYSTEM DISK ERROR — Remove the floppy disk from the floppy drive and restart your computer.
NOT ENOUGH MEMORY OR RESOURCES. CLOSE SOME PROGRAMS AND TRY
AGAIN — Close all windows and open the program that you want to use. In some cases, you may have to restart
your computer to restore computer resources. If so, run the program that you want to use first.
OPERATING SYSTEM NOT FOUND — Contact Dell Support.
1.2 Solving Problems
CAUTION: Before you begin any of the procedures in this section, follow the safety
instructions that shipped with your computer.
Follow these tips when troubleshooting your computer:
If you added or removed a part before the problem started, review the installation procedures and ensure that
the part is correctly installed.
If a peripheral device does not work, ensure that the device is properly connected.
If an error message appears on the screen, write down the exact message. This message may help support
personnel diagnose and fix the problem(s).
If an error message occurs in a program, see the program’s documentation.
NOTE: The procedures in this document were written for the Windows default view, so they may
not apply if you set your Dell computer to the Windows Classic view.

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1.2.1 Battery Problems
CAUTION: There is a danger of a new battery exploding 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.
1.2.2 Drive Problems
CAUTION: Before you begin any of the procedures in this section, follow the safety
instructions that shipped with your computer.
ENSURE THAT MICROSOFT WINDOWS RECOGNIZES THE DRIVE —
Windows XP:
Click Start and click My Computer.
Windows Vista:
Click the Windows Vista Start button and click Computer.
If the drive is not listed, perform a full scan with your antivirus software to check for and remove viruses. Viruses can
sometimes prevent Windows from recognizing the drive.
TEST THE DRIVE —
Insert another disc to eliminate the possibility that the original drive is defective.
Insert a bootable floppy disk and restart the computer.
CLEAN THE DRIVE OR DISK — For information on cleaning your computer, see the Dell™ Technology Guide on your
computer or at support.dell.com.
CHECK THE CABLE CONNECTIONS
RUN THE HARDWARE TROUBLESHOOTER — See Hardware Troubleshooter.
RUN THE DELL DIAGNOSTICS — See Dell Diagnostics.
Optical Drive Problems
NOTE: High-speed optical drive vibration is normal and may cause noise, which does not indicate
a defect in the drive or the media.
NOTE: Because of different regions worldwide and different disc formats, not all DVD titles work
in all DVD drives.
ADJUST THE WINDOWS VOLUME CONTROL —
Click the speaker icon in the lower-right corner of your screen.
Ensure that the volume is turned up by clicking the slidebar and dragging it up.
Ensure that the sound is not muted by clicking any boxes that are checked.
CHECK THE SPEAKERS AND SUBWOOFER — See Sound and Speaker Problems.
Problems writing to an optical drive
CLOSE OTHER PROGRAMS — The optical drive must receive a steady stream of data during the writing process. If
the stream is interrupted, an error occurs. Try closing all programs before you write to the optical.
TURN OFF STANDBY MODE IN WINDOWS BEFORE WRITING TO A DISC — For information about setting power
options, see the Dell™ Technology Guide on your computer or at support.dell.com. You can also search for the
keyword standby in Windows Help and Support for information on power management modes.

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Hard Drive Problems
RUN CHECK DISK —
Windows XP:
1. Click Start and click My Computer.
2. Right-click Local Disk C:.
3. Click Properties→Tools→Check Now.
4. Click Scan for and attempt recovery of bad sectors and click Start.
Windows Vista:
1. Click Start and click Computer.
2. Right-click Local Disk C:.
3. Click Properties→Tools→Check Now.
The User Account Control window may appear. If you are an administrator on the computer, click
Continue; otherwise, contact your administrator to continue the desired action.
4. Follow the instructions on the screen.
1.2.3 IEEE 1394 Device Problems
CAUTION: Before you begin any of the procedures in this section, follow the safety
instructions that shipped with your computer.
NOTE: Your computer supports only IEEE 1394a standard.
ENSURE THAT THE CABLE FOR THE IEEE 1394 DEVICE IS PROPERLY INSERTED INTO
THE DEVICE AND INTO THE CONNECTOR ON THE COMPUTER
ENSURE THAT THE IEEE 1394 DEVICE IS ENABLED IN SYSTEM SETUP — For more information on using the
system setup program, see the Dell™ Technology Guide on your computer or at support.dell.com.
ENSURE THAT THE IEEE 1394 DEVICE IS RECOGNIZED BY WINDOWS —
Windows XP:
5. Click Start and click Control Panel.
6. Under Pick a Category, click Performance and Maintenance→System→System Properties →
Hardware→Device Manager.
Windows Vista:
Click Start →Control Panel→Hardware and Sound.
Click Device Manager. If your IEEE 1394 device is listed, Windows recognizes the device.
IF YOU HAVE PROBLEMS WITH A DELL IEEE 1394 DEVICE — Contact Dell Support.
IF YOU HAVE PROBLEMS WITH AN IEEE 1394 DEVICE NOT PROVIDED BY DELL — Contact the IEEE 1394
device manufacturer.
1.2.4 Lockups and Software Problems
CAUTION: Before you begin any of the procedures in this section, follow the safety
instructions that shipped with your computer.
The Computer Does Not Start Up
CHECK THE DIAGNOSTIC LIGHTS — See Power Problems.
ENSURE THAT THE POWER CABLE IS FIRMLY CONNECTED TO THE COMPUTER AND TO THE ELECTRICAL
OUTLET

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The computer stops responding
NOTICE: You may lose data if you are unable to perform an operating system shutdown.
TURN THE COMPUTER OFF — If you are unable to get a response by pressing a key on your keyboard or moving
your mouse, press and hold the power button for at least 8 to 10 seconds (until the computer turns off), and then
restart your computer.
A Program Stops Responding
END THE PROGRAM —
1. Press <Ctrl><Shift><Esc> simultaneously to access the Task Manager.
2. Click the Applications tab.
3. Click to select the program that is no longer responding.
4. Click End Task.
A Program Crashes Repeatedly
NOTE: Most software includes installation instructions in its documentation or on a floppy disk,
CD, or DVD.
CHECK THE SOFTWARE DOCUMENTATION — If necessary, uninstall and then reinstall the program.
A Program is Designed for an Earlier Windows Operating System
RUN THE PROGRAM COMPATIBILITY WIZARD —
Windows XP:
The Program Compatibility Wizard configures a program so that it runs in an environment similar to non-XP operating
system environments.
1. Click Start→All Programs→Accessories→Program Compatibility Wizard→Next.
2. Follow the instructions on the screen.
Windows Vista:
The Program Compatibility Wizard configures a program so that it runs in an environment similar to non-Windows
Vista operating system environments.
1. Click Start →Control Panel→Programs→Use an older program with this version of Windows.
2. In the welcome screen, click Next.
3. Follow the instructions on the screen.
A Solid Blue Screen Appears
TURN THE COMPUTER OFF — If you are unable to get a response by pressing a key onyour keyboard or moving
your mouse, press and hold the power button for at least 8 to 10 seconds (until the computer turns off), and then
restart your computer.
Other Software Problems
CHECK THE SOFTWARE DOCUMENTATION OR CONTACT THE SOFTWARE MANUFACTURER FOR
TROUBLESHOOTING INFORMATION —
Ensure that the program is compatible with the operating system installed on your computer.
Ensure that your computer meets the minimum hardware requirements needed to run the software. See the
software documentation for information.
Ensure that the program is installed and configured properly.
Verify that the device drivers do not conflict with the program.
If necessary, uninstall and then reinstall the program.
BACK UP YOUR FILES IMMEDIATELY
USE A VIRUS-SCANNING PROGRAM TO CHECK THE HARD DRIVE, FLOPPY DISKS, CDS, OR DVDS

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SAVE AND CLOSE ANY OPEN FILES OR PROGRAMS AND SHUT DOWN YOUR COMPUTER THROUGH THE
START MENU
1.2.5 Memory Problems
CAUTION: Before you begin any of the procedures in this section, follow the safety
instructions that shipped with your computer.
IF YOU RECEIVE AN INSUFFICIENT MEMORY MESSAGE —
Save and close any open files and exit any open programs you are not using to see if that resolves the problem.
See the software documentation for minimum memory requirements. If necessary, install additional memory
(see Replacing a Memory Module).
Reseat the memory modules (see Memory) to ensure that your computer is successfully communicating with
the memory.
Run the Dell Diagnostics (see Dell Diagnostics).
IF YOU EXPERIENCE OTHER MEMORY PROBLEMS —
Reseat the memory modules (see Memory) to ensure that your computer is successfully communicating with
the memory.
Ensure that you are following the memory installation guidelines (see Replacing a Memory Module).
Ensure that the memory you are using is supported by your computer. For more information about the type of
memory supported by your computer, see the Setup and Features Information Guide for your computer at
support.dell.com.
Run the Dell Diagnostics (see Dell Diagnostics).
1.2.6 Power Problems
CAUTION: Before you begin any of the procedures in this section, follow the safety
instructions that shipped with your computer.
IF THE POWER LIGHT IS BLUE AND THE COMPUTER IS NOT RESPONDING — See Diagnostic Lights.
IF THE POWER LIGHT IS OFF — The computer is either turned off or is not receiving power.
Reseat the power cable in the power connector on the back of the computer and the electrical outlet.
Bypass power strips, power extension cables, and other power protection devices to verify that the computer
turns on properly.
Ensure that any power strips being used are plugged into an electrical outlet and are turned on.
Ensure that the electrical outlet is working by testing it with another device, such as a lamp.
ELIMINATE INTERFERENCE — Some possible causes of interference are:
Power, keyboard, and mouse extension cables
Too many devices connected to the same power strip
Multiple power strips connected to the same electrical outlet
1.2.7 Sound and Speaker Problems
CAUTION: Before you begin any of the procedures in this section, follow the safety
instructions that shipped with your computer.
NOTE: The volume control in MP3 and other media players may override the Windows volume
setting. Always check to ensure that the volume on the media player(s) has not been turned
down or off.
ADJUST THE WINDOWS VOLUME CONTROL — Click or double-click the speaker icon in the lower-right corner of
your screen. Ensure that the volume is turned up and that the sound is not muted.
DISCONNECT HEADPHONES FROM THE HEADPHONE CONNECTOR — Sound from the speakers is automatically
disabled when headphones are connected to the computer’s front-panel headphone connector.

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ELIMINATE POSSIBLE INTERFERENCE — Turn off nearby fans, fluorescent lights, or halogen lamps to check for
interference.
RUN THE HARDWARE TROUBLESHOOTER — See Hardware Troubleshooter.
No Sound From Headphones
CHECK THE HEADPHONE CABLE CONNECTION — Ensure that the headphone cable is securely inserted into the
headphone connector. See the Setup and Features Information Guide for your computer at support.dell.com.
ADJUST THE WINDOWS VOLUME CONTROL — Click or double-click the speaker icon in the lower-right corner of
your screen. Ensure that the volume is turned up and that the sound is not muted.
1.2.8 Video and Display Problems
CAUTION: Before you begin any of the procedures in this section, follow the safety
instructions that shipped with your computer.
NOTICE: If your computer came with a PCI graphics card installed, removal of the card is not
necessary when installing additional graphics cards; however, the card is required for
troubleshooting purposes. If you remove the card, store it in a safe and secure location. For
information about your graphics card, go to support.dell.com.
CHECK THE DIAGNOSTIC LIGHTS — See Diagnostic Lights.
CHECK THE DISPLAY SETTINGS — See the Dell™ Technology Guide on your computer or at support.dell.com.
ADJUST THE WINDOWS DISPLAY SETTINGS —
Windows XP:
1. Click Start→Control Panel→Appearance and Themes.
2. Click the area you want to change or click the Display icon.
3. Try different settings for Color quality and Screen resolution.
Windows Vista:
1. Click Start →Control Panel→Hardware and Sound→Personalization→Display Settings.
2. Adjust Resolution and Colors settings, as needed.
Only Part of the Display is Readable
CONNECT AN EXTERNAL MONITOR —
1. Shut down your computer and connect an external monitor to the computer.
2. Turn on the computer and the monitor and adjust the monitor brightness and contrast controls.
If the external monitor works, the computer display or video controller may be defective. Contact Dell Support.
1.3 Dell Technical Update Service
The Dell Technical Update service provides proactive e-mail notification of software and hardware updates for your
computer. The service is free and can be customized for content, format, and how frequently you receive notifications.
To enroll for the Dell Technical Update service, go to support.dell.com.
1.4 Dell Support Utility
The Dell Support Utility is installed on your computer and available from the Dell Support, , icon on the taskbar or
from the Start button. Use this support utility for self-support information, software updates, and health scans of your
computing environment.

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Accessing the Dell Support Utility
Access the Dell Support Utility from the icon on the taskbar or from the Start menu.
If the Dell Support icon does not appear in your taskbar:
1. Click Start→All Programs→Dell Support→Dell Support Settings.
2. Ensure that the Show icon on the taskbar option is checked.
NOTE: If the Dell Support Utility is not available from the Start menu, go to support.dell.com
and download the software.
The Dell Support Utility is customized for your computing environment. The icon in the taskbar functions
differently when you click, double-click, or right-click the icon.
1.4.1 Clicking the Dell Support Icon
Click or right-click the icon to perform the following tasks:
Check your computing environment.
View the Dell Support Utility settings.
Access the help file for the Dell Support Utility.
View frequently asked questions.
Learn more about the Dell Support Utility.
Turn the Dell Support Utility off.
1.4.2 Double-Clicking the Dell Support Icon
Double-click the icon to manually check your computing environment, view frequently asked questions, access
the help file for the Dell Support Utility, and view Dell Support settings.
For more information about the Dell Support Utility, click the question mark (?) at the top of the Dell™ Support
screen.
2Working on Your Computer
This document provides procedures for removing and installing the components in your computer.
Unless otherwise noted, each procedure assumes that the following:
You have performed the steps in
91H Before Working On Your Computer.
You have read the safety information that shipped with your computer.
NOTE: The color of your system and certain system components may appear differently than
shown in this document.
2.1 Recommended Tools
The procedures in this document may require the following tools:
Small flat-blade screwdriver
Phillips screwdriver
Small plastic scribe
5-mm hex nut driver (for VGA posts)
Flash BIOS update (see the Dell Support website at support.dell.com)
2.2 Before Working On 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 that shipped with your computer.

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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: 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: 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: When disconnecting a cable, pull on the cable’s connector or on its strain-relief loop,
not on the cable itself. For cable connectors with locking tabs, press inward on the locking tabs to
release the connector. When connecting a cable, ensure that the connectors are correctly
oriented and aligned to avoid damage to the connector and/or the connector’s pins.
1. Ensure that the work surface is flat and clean to prevent the computer cover from being scratched.
2. Shut down your computer.
In Windows XP, click Start→Shutdown→Shutdown.
In Windows Vista, click Start , click the arrow icon, and then click Shut Down to turn off your
computer.
NOTE: Ensure that the computer is off and not in a power management mode. If you cannot shut
down the computer using the operating system, press and hold the power button for 4 seconds.
3. Disconnect your computer and all attached devices from their electrical outlets.
NOTICE: To disconnect a network cable, first unplug the cable from your computer and then
unplug it from the network device.
4. Disconnect any telephone, network, and USB cables from the computer.
NOTICE: To help prevent damage to the system board, you must remove the battery from the
battery bay before you service the computer.
NOTE: See the battery removal instructions adhered to the edge of the battery.
5. Open the rear battery door by sliding the latch to the right and then downward.
6. Turn the computer upside down.
7. Slide the battery release latches toward each other to place them in the unlocked position.
8. Open door fully and pull the battery tab to slide the battery out of the battery bay.

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9. Disconnect any external devices and remove any installed cards before working on your computer:
To remove any installed cards, such as an ExpressCard Card, see the Dell™ Technology Guide on your
computer or at support.dell.com.
To undock from a docking station, see the E-Port User’s Guide or the E-Port Plus User’s Guide on
support.dell.com.
To remove the docking adapter, see the documentation that shipped with your E-Port Adapter or see
the E-Port Adapter Quick Setup Guide on support.dell.com.
To remove a battery slice, see the documentation that shipped with your battery slice or on
support.dell.com.
10. Turn the computer topside up, open the display, and press the power button to ground the system board.
2.3 After Working On Your Computer
After you have completed the replacement procedures, ensure you connect the external devices, cards, cables, etc.
before turning on your computer.
NOTE: To avoid damage to the computer, use only the battery designed for this particular Dell
computer. Do not use batteries designed for other Dell computers.
1. Connect any external devices, such as a port replicator, or battery slice, and replace any cards, such as an
ExpressCard.
2. Connect any telephone or network cables to your computer.
3. Replace the battery. Slide the battery into the battery bay until it clicks into place and close the battery door.
4. Connect your computer and all attached devices to their electrical outlets.
5. Turn on your computer.