Dell E6400 manual

Dell™Latitude™E6400andE6400ATGand MobileWorkstationPrecision™M2400ServiceManual  Notes, Notices, and Cautions IfyoupurchasedaDELL™nSeriescomputer,anyreferencesinthisdocumenttoMicrosoft ® Windows ® operating systems are not applicable. Information in this docu[...]

Back to Contents Page  1394 Card Dell™Latitude™E6400andE6400ATGand MobileWorkstationPrecision™M2400ServiceManual  Removing the 1394 Card  Replacing the 1394 Card  Removing the 1394 Card   1. Follow the instructions in Before Working on Your Computer .  2. Remove the bottom of the [...]

 Replacing the 1394 Card   1. Insert the 1394 card at a 45 - degree angle to fit the connector into the base assembly. Use the alignment pins to seat into position.  2. Replace the two M2 x 3 screws.  3. Route and connect the 1394 cable to the system board.  4. Replace the card cage (see Replacing the Card Cage ).  5. Replace t[...]

Back to Contents Page  Base Assembly Dell™Latitude™E6400andE6400ATGand MobileWorkstationPrecision™M2400ServiceManual  Removing the Bottom of the Base Assembly  Replacing the Bottom of the Base Assembly  Removing the Base Assembly  Replacing the Base Assembly   Removing the B[...]

 5. Remove the hinge covers (see Removing the Hinge Covers ).  6. Remove the card from the WPAN/UWB/FCM card slot, if present (see Removing a WPAN (UWB/BT) Card or Removing an FCM from the WPAN/UWB/FCM Slot ).  7. Remove the heatsink assembly (see Removing the Processor Heatsink Assembly ).  8. Remove the hard drive (see Removing the Ha[...]

 16. Replace the hinge covers (see Replacing the Hinge Covers ).  17. Replace the card from the WLAN/WiMax card slot, if applicable (see Replacing the WLAN/WiMax Card ).  18. Replace the card from the WWAN/FCM card slot, if applicable (see Replacing a WWAN Card or Replacing an FCM ).  19. Replace the bottom of the base assembly (see Rep[...]

Back to Contents Page  Battery Latch Assembly Dell™Latitude™E6400andE6400ATGand MobileWorkstationPrecision™M2400ServiceManual  Removing a Battery Latch Assembly  Replacing the Battery Latch Assembly There are two battery latches, a left and a right, and each latch uses a unique latch assembly[...]

 Replacing the Battery Latch Assembly   1. Place the spring on the alignment bracket.  2. Place the battery release button underneath the base assembly. For the right battery latch assembly, slide the alignment bracket to the left to align the button with the hole in the alignment bracket. For the left battery latch assembly, slide the [...]

17. Replace the hard drive (see Replacing the Hard Drive ).  18. Replace the bottom of the base assembly (see Replacing the Bottom of the Base Assembly ).  19. Follow the procedures in After Working on Your Computer . Back to Contents Page [...]

Back to Contents Page  Working on Your Computer Dell™Latitude™E6400andE6400ATGand MobileWorkstationPrecision™M2400ServiceManual  Recommended Tools  Before Working on Your Computer  After Working on Your Computer This document provides procedures for removing and installing the component[...]

 7. Slide the battery out of the battery bay.  8. Disconnect any external devices and remove any installed cards before working on your computer: l  To remove any installed cards, such as an ExpressCard, see the Dell™TechnologyGuide on your computer or at support.dell.com . l  To undock from a docking station, see the E- Port Us[...]

 4. Replace the battery. Slide the battery into the battery bay until it clicks into place.  5. Connect your computer and all attached devices to their electrical outlets.  6. Turn on your computer. Back to Contents Page [...]

Back to Contents Page  Flashing the BIOS Dell™Latitude™E6400andE6400ATGand MobileWorkstationPrecision™M2400ServiceManual  Flashing the BIOS From a CD  Flashing the BIOS From the Hard Drive If a BIOS - update program CD is provided with a new system board, flash the BIOS from the CD. If you do[...]

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Back to Contents Page  Card Cage Dell™Latitude™E6400andE6400ATGand MobileWorkstationPrecision™M2400ServiceManual  Removing the Card Cage  Replacing the Card Cage  Removing the Card Cage   1. Follow the procedures in Before Working on Your Computer .  2. Remove the bottom of the ba[...]

  1. Holding the card cage at a 45 - degree angle, attach the front of the card cage to the base assembly, then lower the card cage into place.  2. Replace the two M2 x 3 screws.  3. Replace the palm rest assembly ( Replacing the Palm Rest Assembly ).  4. Replace the right speaker grill (see Replacing the Right Speaker Grill/Fingerpr[...]

Back to Contents Page  Coin - Cell Battery Dell™Latitude™E6400andE6400ATGand MobileWorkstationPrecision™M2400ServiceManual  Removing the Coin - Cell Battery  Replacing the Coin - Cell Battery  Removing the Coin - Cell Battery   1. Follow the procedures in Before Working on Your Compu[...]

 3. Replace the bottom of the base assembly (see Replacing the Bottom of the Base Assembly ).  4. Follow the procedures in After Working on Your Computer . Back to Contents Page  1 coin - cell battery 2 coin - cell battery cable[...]

Back to Contents Page  Processor Module Dell™Latitude™E6400andE6400ATGand MobileWorkstationPrecision™M2400ServiceManual  Removing the Processor Module  Replacing the Processor Module  Removing the Processor Module   1. Follow the instructions in Before Working on Your Computer .  [...]

 5. Lift the processor module from the ZIF socket.  Replacing the Processor Module   1. Align the pin - 1 corner of the processor module with the pin - 1 corner of the ZIF socket, then insert the processor module. When the processor module is properly seated, all four corners are aligned at the same height. If one or more corners of the[...]

Back to Contents Page  Processor Heatsink Assembly Dell™Latitude™E6400andE6400ATGand MobileWorkstationPrecision™M2400ServiceManual  Removing the Processor Heatsink Assembly  Replacing the Processor Heatsink Assembly  Removing the Processor Heatsink Assembly   1. Follow the instructio[...]

 6. Follow the procedures in After Working on Your Computer . Back to Contents Page [...]

Back to Contents Page  I/O Card Dell™Latitude™E6400andE6400ATGand MobileWorkstationPrecision™M2400ServiceManual  Removing the I/O Card  Replacing the I/O Card  Removing the I/O Card   1. Follow the procedures in Before Working on Your Computer .  2. Remove the bottom of the base a[...]

 Replacing the I/O Card   1. Place the I/O card in the base assembly.  2. Replace the M2 x 3 - mm screw to secure the I/O card to the base assembly.  3. Replace the plastic plug.  4. Replace the RJ - 11 modem connector (see Replacing the RJ - 11 Modem Connector ).  5. Replace the modem (see Replacing the Modem ).  6. Replace[...]

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Back to Contents Page  Display Assembly Dell™Latitude™E6400andE6400ATGand MobileWorkstationPrecision™M2400ServiceManual  Removing the Display Assembly (E6400 and M2400)   1. Follow the instructions in Before Working on Your Computer .  2. Remove the bottom of the base assembly (see Removing t[...]

 Replacing the Display Assembly (E6400 and M2400)   1. Position the cables on the display assembly away from the base assembly.  2. Align the display hinges with the holes in the base of the computer, and lower the display into place.  3. Close the display and turn the computer upside down.  4. Route the display cable and wireless[...]

 4. Disconnect and unroute the display cable, touch screen cable, and the wireless cables (WLAN, WWAN, and WPAN). Position all cables to the rear of the laptop after unrouting.  5. Remove the two M2.5 x 5 - mm screws from the hinges.  6. Turn the computer topside up.  7. Open the display to 90 degrees and lift the display assembly off t[...]

channel, including the tabs on the back of the base assembly.  5. Depending on the cards in your computer configuration, connect the antenna cables to their respective card: For WWAN, see Replacing a WWAN Card . For WPAN, see Replacing a WPAN (UWB/BT) Card . For WLAN, see Replacing the WLAN/WiMax Card . Place any unused antenna cables in the bas[...]

 11. Once all snaps are released, lift the bezel from the display assembly.  Replacing the Display Bezel (E6400 and M2400)   1. Align the latch hook on the display panel with the small rectangular opening on the display bezel.  2. Simultaneously push in on the right and left sides of the bezel to engage the side bezel snaps. 1 right [...]

 3. Simultaneously pull out on the top and bottom of the bezel to engage the top and bottom bezel snaps.  4. Gently snap the bezel into place to secure it to the display assembly.  5. Replace the display assembly (see Replacing the Display Assembly (E6400 and M2400) ).  6. Replace the hinge covers (see Replacing the Hinge Covers ).  [...]

 Replacing the Display Bezel (E6400 ATG)   1. Align the latch hook on the display panel with the small rectangular opening on the display bezel.  2. Simultaneously push in on the right and left sides of the bezel to engage the side bezel snaps.  3. Simultaneously pull out on the top and bottom of the bezel to engage the top and botto[...]

 2. Remove the bottom of the base assembly (see Removing the Bottom of the Base Assembly ).  3. Remove the hinge covers (see Removing the Hinge Covers ).  4. Remove the display assembly (see Removing the Display Assembly (E6400 and M2400) ).  5. Remove the display bezel (see Removing the Display Bezel (E6400 and M2400) ).  6. Remove [...]

 Replacing the CCFL Display Panel and Brackets (E6400 and M2400)   1. Replace the four M2 x 3 - mm screws on the right bracket and the four M2 x 3 - mm screws on the left bracket.  2. Place the display panel upside down on your workspace in front of the display cover.  3. Connect the backlight cable to the inverter.  4. Connect th[...]

6. Remove the four M2.5 x 5 - mm screws from the display panel.  7. Lift the display panel out of the display cover and carefully lay the display panel flat on your workspace. Be careful to avoid damaging the display panel with the hinges and cables on the display cover.  8. Use the pull tab to disconnect the display cable.  9. Remove two [...]

 1. Replace the two M2 x 3 - mm screws on the right bracket and the two M2 x 3 - mm screws on the left bracket.  2. Connect the display cable to the connector on the back of the display panel.  3. Route the display cable around the notch on the display cover and set the display panel in place.  4. Replace the four M2.5 x 5 - mm screws t[...]

 9. For touch screen display panels, disconnect the touch screen cable.  10. Remove four M2 x 3 - mm screws from the right bracket and four M2 x 3 - mm screws from the left bracket.  Replacing the Display Panel and Brackets (E6400 ATG)   1. Replace the four M2 x 3 - mm screws on the right display panel bracket and the four M2 x 3 - m[...]

 8. Replace the display assembly (see Replacing the Display Assembly (E6400 ATG) ).  9. Replace the hinge covers (see Replacing the Hinge Covers ).  10. Replace the bottom of the base assembly (see Replacing the Bottom of the Base Assembly ).  11. Follow the procedures in After Working on Your Computer .  Removing the Display Inverte[...]

 5. Replace the hinge covers (see Replacing the Hinge Covers ).  6. Replace the bottom of the base assembly (see Replacing the Bottom of the Base Assembly ).  7. Follow the procedures in After Working on Your Computer .  Removing the Display Hinges (E6400 and M2400)   1. Follow the instructions in Working on Your Computer .  2.[...]

3. Replace the display panel (see Replacing the CCFL Display Panel and Brackets (E6400 and M2400) or Replacing the LED Display Panel and Brackets (E6400 and M2400) ).  4. Replace the display bezel (see Replacing the Display Bezel (E6400 and M2400) ).  5. Replace the display assembly (see Replacing the Display Assembly (E6400 and M2400) ). [...]

 2. Replace the two M2.5 x 5 - mmscrewsontherighthingeandthetwoM2.5x5 - mm screws on the left hinge.  3. Replace the display panel (see Replacing the Display Panel and Brackets (E6400 ATG) ).  4. Replace the display bezel (see Replacing the Display Bezel (E6400 ATG) ).  5. Replace the display assembly (s[...]

 4. Tighten the M2 x 3 - mm screw that secures the microphone board to the display cover.  5. Replace the display bezel (see Replacing the Display Bezel (E6400 and M2400) or Replacing the Display Bezel (E6400 ATG) ).  6. Replace the display assembly (see Replacing the Display Assembly (E6400 and M2400) or Replacing the Display Bezel (E6400[...]

 Replacing the Camera and Microphone Assembly   1. Slide the cable connector of the camera/microphone cable into the connector on the camera/microphone assembly.  2. Close the lever on the connector on the camera/microphone assembly.  3. Angle in and align the camera/microphone assembly with the notch on the display cover.  4. Tig[...]

 Replacing the Latch Hook Assembly   1. Angle the latch hook into the display cover.  2. Replace the M2.5 x 5 - mm screw that secures the latch hook assembly to the display cover.  3. Replace the display bezel (see Replacing the Display Bezel (E6400 and M2400) or Replacing the Display Bezel (E6400 ATG) ).  4. Replace the display a[...]

  1. Remove the tape from the cables that are taped to the display cover.  2. Replace the display panel (see Replacing the CCFL Display Panel and Brackets (E6400 and M2400) , Replacing the LED Display Panel and Brackets (E6400 and M2400) or Replacing the Display Panel and Brackets (E6400 ATG) ).  3. Replace the display bezel (see Replac[...]

Back to Contents Page  Fan Dell™Latitude™E6400andE6400ATGand MobileWorkstationPrecision™M2400ServiceManual  Removing the Fan  Replacing the Fan  Removing the Fan   1. Follow the instructions in Before Working on Your Computer .  2. Remove the bottom of the base assembly (see Remov[...]

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Back to Contents Page  FCM Dell™Latitude™E6400andE6400ATGand MobileWorkstationPrecision™M2400ServiceManual  Removing an FCM from the WWAN/FCM Slot  Removing an FCM from the WPAN/UWB/FCM Slot  Replacing an FCM  The FCM is also known as Intel ® Turbo Memory and the Intel Flash Cach[...]

 Replacing an FCM  1. Slide the FCM into the card connector on the system board.  2. Press the FCM down and hold it in place.  3. Replace the M2 x 3 - mm screw.  4. Secure the wireless cables: If you are installing the FCM in the WWAN/FCM slot, place the gray/black and gray/white antenna cables in the holder next to the module. If yo[...]

 5. Replace the bottom of the base assembly (see Replacing the Bottom of the Base Assembly ).  6. Follow the procedures in After Working on Your Computer . Back to Contents Page  1 holder by module 2 blue antenna cable 3 FCM  [...]

Back to Contents Page  Hard Drive Dell™Latitude™E6400andE6400ATGand MobileWorkstationPrecision™M2400ServiceManual  Removing the Hard Drive  Replacing the Hard Drive  Removing the 1.8" Hard Drive (E6400 ATG)  Replacing the 1.8" Hard Drive (E6400 ATG)  Removing the M[...]

 Replacing the Hard Drive   1. Hold the hard drive with the label facing down.  2. Place the pin on one end of the bezel into the hole on the hard drive.  3. On the other end of the bezel, replace the M3 x 3 - mm screw that secures the hard drive bezel to the hard drive.  4. Slide the hard drive into the hard drive bay.  5. Rep[...]

 5. Remove the M3 x 3 - mm screw on the hard drive bezel.  6. Remove the hard drive bezel.  7. Remove the two M2.5 x 5 - mm screws from the cover of the hard drive carrier.  8. Lift the cover up at an angle and slide the tabs on the cover out from the carrier.  9. Lift the hard drive up an angle and slide it out from the connector on[...]

 10. Pull out on the sides of the blue bumper to remove it from the hard drive.  Replacing the 1.8" Hard Drive (E6400 ATG)   1. With the top of the bumper facing up, place the end of the blue bumper on the end of the hard drive opposite from the connector, then enclose the two sides of the hard drive with the blue bumper.  2. Pl[...]

 3. Connect the hard drive to the connector in the carrier.  4. Slide the tabs on the cover under the lip on the hard drive carrier.  5. Replace the two M2.5 x 5 - mm screws.  6. Place the pin on one end of the bezel into the hole on the hard drive.  7. On the other end of the bezel, replace the M3 x 3 - mm screw that secures the har[...]

 1. Follow the procedures in Working on Your Computer .  2. Turn your computer upside down.  3. If your computer has a security screw for the modular drive, remove the security screw.  4. Push the release latch in to release it.  5. Use the release latch to slide the drive out of the modular bay.  6. Remove the M2.5 x 5 - mm screw[...]

 10. Remove the three M2.5 x 5 - mm screws on the cover of the hard drive carrier.  11. Lift the cover up at an angle and remove.  12. Remove the four M2.5 x 5 screws from the hard drive bracket.  13. Lift the hard drive up at an angle and disconnect it from the hard drive carrier. 1 M2.5 x 5 - mm screw 2 release latch carrier 3 hard dr[...]

 14. Lift the connector - end of the hard drive and remove the hard drive from the hard drive bracket.  15. Pull out on the sides of the blue bumper to remove it from the hard drive.  Replacing the Modular Hard Drive   1. With the top of the bumper facing up, place the end of the blue bumper on the end of the hard drive opposite from[...]

 2. Place the end that is opposite from the connector on the hard drive into the hard drive bracket, ensuring that the hard drive fits into each corner of the hard drive bracket.  3. Lower the hard drive into the hard drive bracket.  4. Place the hard drive into the carrier at an angle.  5. Connect the hard drive to the connector in the[...]

 7. Attach the side of the cover where it is angled, ensuring the tabs on the cover fit properly into the notches on the carrier.  8. Set the cover in place and replace the three M2.5 x 5 - mm screws.  9. Slide the release latch carrier into the hard drive carrier.  10. Replace the M2.5 x 5 - mm screw that holds the carrier for the rele[...]

 13. Slide the hard drive carrier into the modular bay.  14. Push the release latch in to hold the carrier in place.  15. If your computer has a security screw for the modular drive, replace the security screw.  16. Follow the procedures in After Working on Your Computer .  17. Install the operating system, drivers, and utilities for[...]

Back to Contents Page  Hinge Covers Dell™Latitude™E6400andE6400ATGand MobileWorkstationPrecision™M2400ServiceManual  Removing the Hinge Covers  Replacing the Hinge Covers  Removing the Hinge Covers  The hinge covers are not interchangeable; the left one covers the DisplayPort connector [...]

Back to Contents Page  Keyboard Dell™Latitude™E6400andE6400ATGand MobileWorkstationPrecision™M2400ServiceManual  Removing the Keyboard  Replacing the Keyboard  Removing the Keyboard   1. Follow the procedures in Before Working on Your Computer .  2. Remove the LED cover (see Remov[...]

 4. Replace the LED cover (see Replacing the LED Cover ).  5. Follow the procedures in After Working on Your Computer . Back to Contents Page  1 M2 x 3 - mm screws (2) 2 tabs (5) 3 keyboard connector  [...]

Back to Contents Page  LED Cover Dell™Latitude™E6400andE6400ATGand MobileWorkstationPrecision™M2400ServiceManual  Removing the LED Cover  Replacing the LED Cover  Removing the LED Cover   1. Follow the procedures in Before Working on Your Computer .  2. Locate the tabs in the batt[...]

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Back to Contents Page  Memory Dell™Latitude™E6400andE6400ATGand MobileWorkstationPrecision™M2400ServiceManual  Removing a Memory Module  Replacing a Memory Module Your computer has two user - accessible SODIMM sockets. You can increase your computer memory by installing memory modules on the [...]

 3. Replace the bottom of the base assembly (see Replacing the Bottom of the Base Assembly ).  4. Follow the procedures in After Working on Your 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: l  In [...]

Back to Contents Page  Modem Dell™Latitude™E6400andE6400ATGand MobileWorkstationPrecision™M2400ServiceManual  Removing the Modem  Replacing the Modem  Removing the Modem   1. Follow the procedures in Before Working on Your Computer .  2. Remove the LED cover (see Removing the LED [...]

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Back to Contents Page  Modular Drive Dell™Latitude™E6400andE6400ATGand MobileWorkstationPrecision™M2400ServiceManual  Removing the Modular Drive  Replacing the Modular Drive The modular drive supports either a second hard drive, an optical drive, or a an air bay for travel.  Removing the M[...]

Back to Contents Page  Palm Rest Assembly Dell™Latitude™E6400andE6400ATGand MobileWorkstationPrecision™M2400ServiceManual  Removing the Palm Rest Assembly  Replacing the Palm Rest Assembly  Removing the Palm Rest Assembly   1. Follow the instructions in Before Working on Your Compute[...]

 Replacing the Palm Rest Assembly   1. Holding the palm rest at an angle, connect the front of the palm rest to the computer, securing all snaps.  2. Lower and snap the left side into place.  3. Connect the contactless smart card cable, the touchpad cable, the speaker cable, and the wireless switch cable to the system board.  4. R[...]

Back to Contents Page  DC Power Cable Dell™Latitude™E6400andE6400ATGand MobileWorkstationPrecision™M2400ServiceManual  Removing the DC Power Cable  Replacing the DC Power Cable  Removing the DC Power Cable   1. Follow the instructions in Before Working on Your Computer .  2. Remov[...]

  1. Place the DC power cable in the base assembly, aligning the guides on the connector sides with the base.  2. Route the DC power cable in the base assembly.  3. Replace the system board (see Replacing the System Board Assembly ).  4. Replace the card cage (see Replacing the Card Cage ).  5. Replace the palm rest assembly (see [...]

Back to Contents Page  RJ - 11 Modem Connector Dell™Latitude™E6400andE6400ATGand MobileWorkstationPrecision™M2400ServiceManual  Removing the RJ - 11 Modem Connector  Replacing the RJ - 11 Modem Connector  Removing the RJ - 11 Modem Connector   1. Follow the procedures in Before Worki[...]

 2. Replace the modem (see Replacing the Modem ).  3. Replace the palm rest assembly ( Replacing the Palm Rest Assembly ).  4. Replace the right speaker grill (see Replacing the Right Speaker Grill/Fingerprint Reader Assembly ).  5. Replace the keyboard (see Replacing the Keyboard ).  6. Replace the LED cover (see Replacing the LED C[...]

Back to Contents Page  Right Speaker Grill/Fingerprint Reader Assembly Dell™Latitude™E6400andE6400ATGand MobileWorkstationPrecision™M2400ServiceManual  Removing the Right Speaker Grill/Fingerprint Reader Assembly  Replacing the Right Speaker Grill/Fingerprint Reader Assembly  Removing the [...]

 Replacing the Right Speaker Grill/Fingerprint Reader Assembly   1. Snap the right speaker grill into place on the palm rest.  2. If your computer has a fingerprint reader, connect the fingerprint reader cable. Press the length of the cable to secure it to the palm rest.  3. Replace the keyboard (see Replacing the Keyboard ).  4. [...]

Back to Contents Page  System Board Assembly Dell™Latitude™E6400andE6400ATGand MobileWorkstationPrecision™M2400ServiceManual  Removing the System Board Assembly  Replacing the System Board Assembly The system board's BIOS chip contains the Service Tag, which is also visible on a barcode [...]

25. Lift the system board out of the base assembly.  Replacing the System Board Assembly   1. Place the front - edge of the system board into the base of the computer, ensuring the system board fits under the metal LCD latch mechanism in the front center of the base assembly.  2. Connect the DC power cable to the bottom of the system bo[...]

18. Replace the heatsink assembly (see Replacing the Processor Heatsink Assembly ).  19. Replace the memory modules (see Replacing a Memory Module ).  20. Replace the card in the WPAN/UWB/FCM card slot, if applicable (see Replacing a WPAN (UWB/BT) Card or Replacing an FCM ).  21. Replace the card from the WLAN/WiMax card slot, if applicabl[...]

Back to Contents Page  Troubleshooting Dell™Latitude™E6400andE6400ATGand MobileWorkstationPrecision™M2400ServiceManual  Troubleshooting Tools  Solving Problems  Dell Technical Update Service  Dell Support Utility  Troubleshooting Tools  Diagnostic Lights  Your computer ha[...]

 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 ® W indows ® XP :  1. Click Start ® Help and Support .  2. Type hardware troubleshooter in the search field and press [...]

¡  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 [...]

 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 men[...]

Error Messages  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 [...]

 Ensure that Microsoft Windows Recognizes the drive — Windows XP : l  Click Start and click My Computer . Windows Vista : l  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 rec[...]

 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 [...]

The computer stops responding  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[...]

Use a virus - scanning program to check the hard drive, floppy disks, CDs, or DVDs  Save and close any open files or programs and shut down your computer through the Start menu  Memory Problems   If you receive an insufficient memory message —  l  Save and close any open files and exit any open programs you are not using to see [...]

 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 Quick Reference 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[...]

utility for self - support information, software updates, and health scans of your computing environment.  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 Sup[...]

Back to Contents Page  WLAN/WiMax Card Dell™Latitude™E6400andE6400ATGand MobileWorkstationPrecision™M2400ServiceManual  Removing the WLAN/WiMax Card  Replacing the WLAN/WiMax Card   Removing the WLAN/WiMax Card  1. Follow the procedures in Before Working on Your Computer .  2. Rem[...]

 Replacing the WLAN/WiMax Card  1. Slide the card into the connector labeled WLAN/WiMax.  2. Press the card down and hold it in place.  3. Replace the M2 x 3 - mm screw.  4. Connect the appropriate antenna cables to the card you are installing: If the card has two triangles on the label (white and black), connect the white antenna ca[...]

Back to Contents Page  WPAN (UWB/BT) Card Dell™Latitude™E6400andE6400ATGand MobileWorkstationPrecision™M2400ServiceManual  Removing a WPAN (UWB/BT) Card  Replacing a WPAN (UWB/BT) Card   Removing a WPAN (UWB/BT) Card  1. Follow the procedures in Before Working on Your Computer .  [...]

 Replacing a WPAN (UWB/BT) Card  1. Slide the card into the connector labeled WPAN/UWB/FCM.  2. Press the card down and hold it in place.  3. Replace the M2 x 3 - mm screw.  4. Connect the blue antenna cable to the WPAN card.  5. Slide the left hinge cover back in place and replace the M2.5 x 5 - mm screw on the hinge cover.  6[...]

Back to Contents Page  WWAN Card Dell™Latitude™E6400andE6400ATGand MobileWorkstationPrecision™M2400ServiceManual  Removing a WWAN Card  Replacing a WWAN Card   Removing a WWAN Card  1. Follow the procedures in Before Working on Your Computer .  2. Remove the bottom of the base ass[...]

 1. Slide the card into the connector labeled WWAN/FCM.  2. Press the card down and hold it in place.  3. Replace the M2 x 3 - mm screw.  4. Connect the white antenna cable to the connector labeled "main" (white triangle), and connect the black antenna cable to the connector labeled "aux" (black triangle).  5. Rep[...]