Dell 9400 manual

Dell™Inspiron™9400ServiceManual  Notes, Notices, and Cautions  Abbreviations and Acronyms For a complete list of abbreviations and acronyms, see "Glossary" in the Owner's Manual . IfyoupurchasedaDell™nSeriescomputer,anyreferencesinthisdocumenttoMicrosoft ® Windows ®?[...]

Back to Contents Page  Battery Latch Assembly Dell™Inspiron™9400ServiceManual  Removing the Battery Latch Assembly  Replacing the Battery Latch Assembly  Removing the Battery Latch Assembly   1. Follow the instructions in Before Working Inside Your Computer .  2. Remove the hinge cover (see Removing the Hi[...]

 9. Remove the spring from the hook on the computer base by lifting it up and away with a screwdriver or a plastic scribe.  10. Remove the plastic battery - latch assembly by twisting the assembly slightly and lifting it out of the channel and away from the computer base.  Replacing the Battery Latch Assembly  1. Insert the latch assemb[...]

 5. Replace the system board and the four M2.5 x 5 screws.  6. Replace in reverse order the other components that you removed in Removing the Battery Latch Assembly . Back to Contents Page [...]

Back to Contents Page  Before You Begin Dell™Inspiron™9400ServiceManual  Recommended Tools  Turning Off Your Computer  Before Working Inside Your Computer  Computer Orientation  Screw Identification This section provides procedures for removing and installing the components in your computer. Unless o[...]

 3. Disconnect any telephone or network cables from the computer.  4. Disconnect your computer and all attached devices from their electrical outlets.  5. Close the display and turn the computer upside down on a flat work surface.  6. Slide the battery - bay latch release on the bottom of the computer and remove the battery from the bay[...]

Internal Card With Bluetooth ® Wireless Technology: (1 each)  Keyboard: (2 each)  Display Assembly: (4 each)  Display Bezel: (4 each, under rubber display bumpers) (4 each, shoulder type, under 2 screw covers and 2 rubber bumpers)  Display Panel: (8 each)  Palm Rest: (6 each – top side) (12 each – bottom side)  Speakers: ([...]

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Back to Contents Page  Internal Card With Bluetooth ® Wireless Technology Dell™Inspiron™9400ServiceManual   1. Follow the instructions in Before Working Inside Your Computer .  2. Remove the M2.5 x 8 - mm screw and remove the card cover from the computer.  3. Pull the card out of the compartment so that you can di[...]

Back to Contents Page  ExpressCard Cage Dell™Inspiron™9400ServiceManual   1. Follow the instructions in Before Working Inside Your Computer .  2. Remove the hard drive (see Removing the Hard Drive ).  3. Remove the optical drive (see Optical Drive ).  4. Remove the hinge cover (see Removing the Hinge Cover ).  5[...]

Back to Contents Page  Mini - Card Dell™Inspiron™9400ServiceManual    1. Follow the procedures in Before Working Inside Your Computer .  2. Turn the computer upside down and loosen the captive screws from the Mini - Card cover.  3. Place your finger under the cover at the indentation, and lift the cover to remove i[...]

 5. Install the replacement Mini - Card: a.  Insert the Mini - Card at a 45 - degree angle into the connector on the system board, and press the Mini - Card down into the securing clips until the card clicks into place. b.  Connect the antenna cables to the antenna connectors on the Mini - Card.  6. Replace the Mini - Card cover. Back t[...]

Back to Contents Page  Coin - Cell Battery Dell™Inspiron™9400ServiceManual  Removing the Coin - Cell Battery  Replacing the Coin - Cell Battery  Removing the Coin - Cell Battery   1. Follow the instructions in Before Working Inside Your Computer .  2. Remove the hinge cover (see Removing the Hinge Cover ).[...]

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Back to Contents Page  System Components Dell™Inspiron™9400ServiceManual Back to Contents Page  NOTICE: Only a certified service technician should perform repairs on your computer. Damage due to servicing that is not authorized by Dell is not covered by your warranty. NOTICE: Unless otherwise noted, each procedure in this docu[...]

Back to Contents Page  Processor Module Dell™Inspiron™9400ServiceManual  Removing the Processor Module  Replacing the Processor Module  Removing the Processor Module   1. Follow the instructions in Before Working Inside Your Computer .  2. Remove the hinge cover (see Removing the Hinge Cover ).  3. Remo[...]

 Replacing the Processor Module  1. Align the pin - 1 corner of the processor module with the pin - 1 corner of the ZIF socket, and insert the processor module. When the processor module is correctly seated, all four corners are aligned at the same height. If one or more corners of the module are higher than the others, the module is not seat[...]

Back to Contents Page  Processor Thermal - Cooling Assembly Dell™Inspiron™9400ServiceManual  Removing the Processor Thermal - Cooling Assembly  Replacing the Processor Thermal - Cooling Assembly  Removing the Processor Thermal - Cooling Assembly   1. Follow the instructions in Before Working Inside Your Compu[...]

 2. Place the processor thermal - cooling assembly over the processor.  3. Tighten the four captive screws, labeled "1" through "4," in consecutive order. Back to Contents Page  1 alignment area on the underside of the processor thermal cooling assembly 2 thermal pad NOTE: When replacing the processor thermal - cooling [...]

Back to Contents Page  Display Dell™Inspiron™9400ServiceManual  Display Assembly  Display Bezel  Display Panel  Display Latch  Display Assembly  Removing the Display Assembly   1. Follow the instructions in Before Working Inside Your Computer .  2. Turn the computer upside down and loosen th[...]

 5. Remove the hinge cover (see Removing the Hinge Cover ).  6. Use the pull - tab to disconnect the display cable from the system board, and then disengage the display cable from the cable channel.  7. Remove the four M2.5 x 5 - mm screws (two on each side) that connect the display to the computer base.  8. Lift the display assembly aw[...]

 2. Align the display assembly over the screw holes in the base of the computer.  3. Replace the four M2.5 x 5 - mm screws.  4. Connect the display cable to the system board.  5. Reroute the display cable into the cable channel.  6. Replace the hinge cover (see Replacing the Hinge Cover ).  7. If a Mini - Card is installed, connec[...]

 Removing the Display Bezel   1. Follow the instructions in Before Working Inside Your Computer .  2. Remove the display assembly (see Removing the Display Assembly ).  3. Remove the six rubber screw - covers/display bumpers.  4. Remove the two screw covers and the four shoulder screws.  5. Remove the four M2.5 x 5 - mm screws [...]

 7. Repeat step 6 for the lower - left corner of the bezel. Then use your fingers to release the snaps around the rest of the bezel and lift it away from the display panel.  Replacing the Display Bezel  1. Starting at any corner, use your fingers to gently snap the bezel into place to secure it to the display panel.  2. Replace the four[...]

  1. Follow the instructions in Before Working Inside Your Computer .  2. Remove the display assembly (see Removing the Display Assembly ).  3. Remove the display bezel (see Removing the Display Bezel ).  4. Loosen the captive ground screw that attaches the display - panel ground wire to the display back cover.  5. Remove the eigh[...]

Replacing the Display Panel  1. Reconnect the top display - cable connector to the top flex - cable connector.  2. Reconnect the bottom flex - cable connector to the inverter connector.  3. Replace the display panel inside the display back cover.  4. Tighten the captive screw that attaches the display - panel ground wire to the display [...]

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Back to Contents Page  System Fan(s) Dell™Inspiron™9400ServiceManual   1. Follow the instructions in Before Working Inside Your Computer .  2. Remove the hinge cover (see Removing the Hinge Cover ).  3. Remove the keyboard (see Keyboard ).  4. Remove the display assembly (see Removing the Display Assembly ).  5.[...]

Back to Contents Page  1 fan for video card/thermal - cooling assembly, if installed 2 M2.5 x 5 - mm screws (2) 3 fan cable 4 fan - cable system board connector    [...]

Back to Contents Page  Flashing the BIOS Dell™Inspiron™9400ServiceManual  1. Ensure that the AC adapter is plugged in and that the main battery is installed properly.  2. Insert the BIOS update program CD, and turn on the computer. Follow the instructions that appear on the screen. The computer continues to boot and updates[...]

Back to Contents Page  Hard Drive Dell™Inspiron™9400ServiceManual  Removing the Hard Drive  Replacing the Hard Drive  Returning a Hard Drive to Dell  Removing the Hard Drive    1. Follow the instructions in Before Working Inside Your Computer .  2. Turn the computer upside down and remove the two [...]

 Returning a Hard Drive to Dell Return your old hard drive to Dell in its original or comparable foam packaging. Otherwise, the hard drive may be damaged in transit. Back to Contents Page  1 hard drive 2 foam packaging[...]

Back to Contents Page  Hinge Cover Dell™Inspiron™9400ServiceManual  Removing the Hinge Cover  Replacing the Hinge Cover  Removing the Hinge Cover   1. Follow the instructions in Before Working Inside Your Computer .  2. Open the display all the way (180 degrees) so that it lies flat against your work surfa[...]

Back to Contents Page  Keyboard Dell™Inspiron™9400ServiceManual   1. Follow the instructions in Before Working Inside Your Computer .  2. Remove the hinge cover (see Removing the Hinge Cover ).  3. Remove the two M2.5 x 5 - mm screws at the top of the keyboard.  4. Lift the keyboard and hold it up and slightly forw[...]

Back to Contents Page  Memory Module(s) Dell™Inspiron™9400ServiceManual  Removing the Memory Module(s)  Replacing the Memory Module(s)  Removing the Memory Module(s)   1. Follow the instructions in Before Working Inside Your Computer .  2. Turn the computer upside down, loosen the two captive screws on the[...]

 Replacing the Memory Module(s)  1. Ground yourself and install the new memory module: a.  Align the notch in the module edge connector with the tab in the connector slot. b.  Slide the module firmly into the slot at a 45 - degree angle, and rotate the module down until it clicks into place. If you do not feel the click, remove the modu[...]

Back to Contents Page  Modem Dell™Inspiron™9400ServiceManual  Removing the Modem  Replacing the Modem  Removing the Modem   1. Follow the instructions in Before Working Inside Your Computer .  2. Turn the computer upside down, loosen the two captive screws on the modem cover, and remove the cover from the [...]

 Replacing the Modem  1. Connect the modem cable to the modem.  2. Connect the modem to the system board. Align the connector on the bottom of the modem with the modem connector on the system board, and press down on the right side of the modem.  3. Replace the M2 x 3 - mm screw. Back to Contents Page  NOTICE: Ensure that the modem c[...]

Back to Contents Page  Optical Drive Dell™Inspiron™9400ServiceManual Your computer ships with a fixed optical drive installed.  1. Follow the instructions in Before Working Inside Your Computer .  2. Turn the computer upside down and remove the M2.5 x 8 - mm security screw labeled with a lock icon ( ).  3. Insert a screw[...]

Back to Contents Page  Palm Rest Dell™Inspiron™9400ServiceManual  Removing the Palm Rest  Replacing the Palm Rest  Removing the Palm Rest   1. Follow the instructions in Before Working Inside Your Computer .  2. Remove the optical drive (see Optical Drive ).  3. Remove the hinge cover (see Removing the [...]

 10. Turn the computer top - side up and disconnect the touch - pad connector from the system board.  11. Disconnect the LED board connector.  12. Lift the palm rest and remove it from the computer.  Replacing the Palm Rest  1. Align the palm rest with the bottom plastics and gently snap it into place.  2. Reconnect the touch - pa[...]

10. Replace the hinge cover (see Replacing the Hinge Cover ). Back to Contents Page [...]

Back to Contents Page  Pin Assignments for I/O Connectors Dell™Inspiron™9400ServiceManual  USB Connector  Video Connector  S- Video TV - Out Connector  IEEE 1394 Connector  USB Connector  Video Connector  S- Video TV - Out Connector  Pin  Signal 1 USB5V+ 2 USBP – 3 USBP+ 4 GND  Pin  [...]

 IEEE 1394 Connector Back to Contents Page  2 GND 3 DLUMA -L 4 DCRMA -L  Composite Video  Pin  Signal 5 NC 6 DCMPS - L 7 GND  Pin  Signal 1 TPB – 2 TPB+ 3 TPA – 4 TPA+[...]

Back to Contents Page  Speakers Dell™Inspiron™9400ServiceManual  Removing the Speakers  Replacing the Speakers  Removing the Speakers   1. Follow the instructions in Before Working Inside Your Computer .  2. Remove the hinge cover (see Removing the Hinge Cover ).  3. Remove the keyboard (see Keyboard ).[...]

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Back to Contents Page  Subwoofer Dell™Inspiron™9400ServiceManual  To remove and replace a subwoofer:  1. Follow the instructions in Before Working Inside Your Computer .  2. Remove the optical drive (see Optical Drive ).  3. Remove the hinge cover (see Removing the Hinge Cover ).  4. Remove the keyboard (see Keyboa[...]

Back to Contents Page  System Board Dell™Inspiron™9400ServiceManual  Removing the System Board  Replacing the System Board  Removing the System Board  The system board's BIOS chip contains the Service Tag, which is also visible on a barcode label on the bottom of the computer. The replacement kit for the sy[...]

 12. Disconnect the speaker connector from the system board.  13. Disconnect the connector for the internal card with Bluetooth ® wireless technology from the system board.  14. Disconnect the subwoofer connector from the system board.  15. Disconnect the USB - port - board connector from the system board.  16. Disconnect the fan[...]

 18. Remove the processor thermal - cooling assembly (see Removing the Processor Thermal - Cooling Assembly ).  19. Remove the processor (see Removing the Processor Module ).  20. Remove the four M2.5 x 5 - mm screws from the system board.  21. Remove the system board, slowly easing the connectors out of their access holes on the back a[...]

1. Replace in reverse order all of the components removed in Removing the System Board .  2. Turn on the computer.  3. Insert the flash BIOS update program CD that accompanied the replacement system board into the optical drive. Follow the instructions that appear on the screen. See Flashing the BIOS for further information.  4. Enter the [...]

Back to Contents Page Dell™Inspiron™9400ServiceManual For a complete list of abbreviations and acronyms, see "Glossary" in the Owner's Manual . IfyoupurchasedaDell™nSeriescomputer,anyreferencesinthisdocumenttoMicrosoft ® Windows ® operating systems are not applicable. I[...]

Back to Contents Page  USB Port Board Dell™Inspiron™9400ServiceManual  Removing the USB Port Board  Replacing the USB Port Board  Removing the USB Port Board   1. Follow the instructions in Before Working Inside Your Computer .  2. Remove the hinge cover (see Removing the Hinge Cover ).  3. Remove the k[...]

3. Reconnect the cable to the system board.  4. Replace the palm rest (see Replacing the Palm Rest ).  5. Replace the display assembly (see Replacing the Display Assembly ).  6. Replace the keyboard (see Keyboard ).  7. Replace the hinge cover (see Replacing the Hinge Cover ). Back to Contents Page [...]

Back to Contents Page  Video Card/Thermal - Cooling Assembly Dell™Inspiron™9400ServiceManual  Removing the Video Card/Thermal - Cooling Assembly  Replacing the Video Card/Thermal - Cooling Assembly  Removing the Video Card/Thermal - Cooling Assembly   1. Follow the instructions in Before Working Inside Your C[...]

 1. Carefully align the video card/thermal - cooling assembly over the connector on the system board and press down.  2. Tighten in consecutive order the four captive screws, labeled "1" through "4," that secure the video card/thermal - cooling assembly to the system board. Back to Contents Page  NOTE: The video card/th[...]