Dell™ Inspiron™ 9400 Service Manual
Memory Module(s)
Modem
Mini-Card
Internal Card With Bluetooth® Wireless Technology
Keyboard
Display
Coin-Cell Battery
 Notes, Notices, and Cautions
NOTE:
A NOTE indicates important information that helps you make better use of your computer.
NOTICE:
A NOTICE indicates either potential damage to hardware or loss of data and tells you how to avoid the problem.
CAUTION:
A CAUTION indicates a potential for property damage, personal injury, or death.
 Abbreviations and Acronyms
For a complete list of abbreviations and acronyms, see "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.
Information in this document is subject to change without notice.
© 2006 Dell Inc. All rights reserved.
Reproduction in any manner whatsoever without the written permission of Dell Inc. is strictly forbidden.
Trademarks used in this text: Dell, the DELL logo, and Inspiron are trademarks of Dell Inc.; Microsoft and Windows are registered trademarks of Microsoft Corporation; Bluetooth is a
registered trademark owned by Bluetooth SIG, Inc. and is used by Dell under license.
Other trademarks and trade names may be used in this document to refer to either the entities claiming the marks and names or their products. Dell Inc. disclaims any
proprietary interest in trademarks and trade names other than its own.
Model PP05XB
April 2006 Rev. A01
Speakers
Subwoofer
Processor Thermal-Cooling Assembly
Video Card/Thermal-Cooling Assembly
System Fan(s)
Pin Assignments for I/O Connectors
 

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   Summary of Contents for Dell Inspiron 9400

  • Page 1

    Bluetooth SIG, Inc. and is used by Dell under license. 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.

  • Page 2: Battery Latch Assembly, Removing The Battery Latch Assembly

    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   CAUTION: Before you begin the following procedure, see the safety instructions in the Product Information Guide.

  • Page 3: Replacing The Battery Latch Assembly

    M2 x 2.5-mm screw battery latch assembly       9. Remove the spring from the hook on the computer base by lifting it up and away with a screwdriver or a plastic scribe. hook spring   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. battery latch assembly  Replacing the Battery Latch Assembly  ...

  • Page 4

      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  ...

  • Page 5: Before You Begin, Recommended Tools, Turning Off Your Computer, Before Working Inside Your Computer

    Hold a component such as a processor by its edges, not by its pins. 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.

  • Page 6: Computer Orientation, Screw Identification

      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. NOTICE: To help prevent damage to the system board, remove the main battery before working inside the computer.

  • Page 7

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

  • Page 8

          Back to Contents Page  ...

  • Page 9

    Back to Contents Page   Internal Card With Bluetooth® Wireless Technology Dell™ Inspiron™ 9400 Service Manual   CAUTION: Before you begin the following procedure, see the safety instructions in the Product Information Guide. NOTICE: To avoid electrostatic discharge, ground yourself by using a wrist grounding strap or by periodically touching an unpainted metal surface (such as the back panel) on the computer.

  • Page 10: Expresscard Cage

    Back to Contents Page   ExpressCard Cage Dell™ Inspiron™ 9400 Service Manual   CAUTION: Before you begin the following procedure, see the safety instructions in the Product Information Guide. NOTICE: To avoid electrostatic discharge, ground yourself by using a wrist grounding strap or by periodically touching an unpainted metal surface (such as the back panel) on the computer.

  • Page 11

    Back to Contents Page   Mini-Card Dell™ Inspiron™ 9400 Service Manual   CAUTION: Before you begin the following procedure, see the safety instructions in the Product Information Guide.   CAUTION: Only products approved for use in your portable computer may be installed. NOTICE: To avoid electrostatic discharge, ground yourself by using a wrist grounding strap or by periodically touching an unpainted metal surface (such as the back panel) on the computer.

  • Page 12

    metal securing clips (2) Mini-Card NOTICE: The connectors are keyed to ensure correct insertion. If you feel resistance, check the connectors and realign the card.   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.

  • Page 13: Removing The Coin-cell Battery

    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   CAUTION: Before you begin the following procedure, see the safety instructions in the Product Information Guide. NOTICE: To avoid electrostatic discharge, ground yourself by using a wrist grounding strap or by periodically touching an unpainted metal surface (such as the back panel) on the computer.

  • Page 14

    Back to Contents Page  ...

  • Page 15: System Components

      System Components Dell™ Inspiron™ 9400 Service Manual NOTICE: Only a certified service technician should perform repairs on your computer. Damage due to servicing that is not authorized by Dell is not covered by your warranty. NOTICE: Unless otherwise noted, each procedure in this document assumes that a part can be replaced by performing the removal procedure in reverse order.

  • Page 16: Processor Module, Removing The Processor Module

    Back to Contents Page   Processor Module Dell™ Inspiron™ 9400 Service Manual   Removing the Processor Module   Replacing the Processor Module  Removing the Processor Module   CAUTION: Before you begin the following procedure, see the safety instructions in the Product Information Guide. NOTICE: To avoid electrostatic discharge, ground yourself by using a wrist grounding strap or by periodically touching an unpainted metal surface (such as the back panel) on the computer.

  • Page 17: Replacing The Processor Module

     Replacing the Processor Module NOTICE: Ensure that the cam lock is in the fully open position before seating the processor module. Seating the processor module properly in the ZIF socket does not require force. NOTICE: A processor module that is not properly seated can result in an intermittent connection or permanent damage to the processor and ZIF socket.

  • Page 18

    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   CAUTION: Before you begin the following procedure, see the safety instructions in the Product Information Guide.

  • Page 19

    1 alignment area on the underside of the processor thermal cooling 2 thermal assembly NOTE: When replacing the processor thermal-cooling assembly, hold up the mylar flap on the processor thermal-cooling assembly so that the flap rests on top of the fan when the thermal-cooling assembly is in place.  ...

  • Page 20: Display Assembly, Removing The Display Assembly

    Back to Contents Page   Display Dell™ Inspiron™ 9400 Service Manual   Display Assembly   Display Bezel   Display Panel   Display Latch  Display Assembly   Removing the Display Assembly   CAUTION: Before you begin the following procedure, see the safety instructions in the Product Information Guide. NOTICE: To avoid electrostatic discharge, ground yourself by using a wrist grounding strap or by periodically touching an unpainted metal surface (such as the back panel) on the computer.

  • Page 21: Replacing The Display Assembly

      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. 1 display cable in cable channel 2 display cable pull-tab 3 M2.5 x 5-mm screws (4)

  • Page 22: Display Bezel

      2. Align the display assembly over the screw holes in the base of the computer. NOTE: The left hinge assembly has a small tab that you must first insert underneath the edge of the palm rest. NOTE: When you replace the four screws, ensure that you tighten them in the order indicated by the labels "1," "2," "3," and "4" on the display hinges.  ...

  • Page 23: Removing The Display Bezel

    1 shoulder screws (4, two at the top and two at 2 screw covers 3 M2.5 x 5-mm the bottom) screws (4, one on each corner) 4 rubber screw-covers/display bumpers (6) 5 display bezel       Removing the Display Bezel  ...

  • Page 24: Replacing The Display Bezel, Display Panel, Removing The Display Panel

    display back cover tabs       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. display bezel display panel  ...

  • Page 25

    1 display panel 2 M2 x 3-mm screws (8) 3 display back cover 4 grounding wire and captive screw           CAUTION: Before you begin the following procedure, see the safety instructions in the Product Information Guide. NOTICE: To avoid electrostatic discharge, ground yourself by using a wrist grounding strap or by touching an unpainted metal surface (such as the back panel) on the computer.

  • Page 26: Replacing The Display Panel, Display Latch, Removing The Display Latch, Replacing The Display Latch

    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 back cover.  ...

  • Page 27

    Back to Contents Page  ...

  • Page 28

    Back to Contents Page   System Fan(s) Dell™ Inspiron™ 9400 Service Manual   CAUTION: Before you begin the following procedure, see the safety instructions in the Product Information Guide. NOTICE: To avoid electrostatic discharge, ground yourself by using a wrist grounding strap or by periodically touching an unpainted metal surface (such as the back panel) on the computer.

  • Page 29

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

  • Page 30: Flashing The Bios

    Back to Contents Page   Flashing the BIOS Dell™ Inspiron™ 9400 Service Manual NOTICE: Plug the AC adapter into a known good power source to prevent a loss of power. Failure to do so may cause system damage.   1. Ensure that the AC adapter is plugged in and that the main battery is installed properly.

  • Page 31: Hard Drive, Removing The Hard Drive, Replacing The Hard Drive

    NOTICE: Hard drives are extremely fragile; even a slight bump can damage the drive. NOTE: Dell does not guarantee compatibility or provide support for hard drives from sources other than Dell.   1. Follow the instructions in Before Working Inside Your Computer.

  • Page 32: Returning A Hard Drive To Dell

     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. hard drive foam packaging Back to Contents Page  ...

  • Page 33: Hinge Cover, Removing The Hinge Cover, Replacing The Hinge Cover

    Back to Contents Page   Hinge Cover Dell™ Inspiron™ 9400 Service Manual   Removing the Hinge Cover   Replacing the Hinge Cover  Removing the Hinge Cover   CAUTION: Before you begin the following procedure, see the safety instructions in the Product Information Guide. NOTICE: To avoid electrostatic discharge, ground yourself by using a wrist grounding strap or by periodically touching an unpainted metal surface (such as the back panel) on the computer.

  • Page 34

    Back to Contents Page   Keyboard Dell™ Inspiron™ 9400 Service Manual   CAUTION: Before you begin the following procedure, see the safety instructions in the Product Information Guide. NOTICE: To avoid electrostatic discharge, ground yourself by using a wrist grounding strap or by periodically touching an unpainted metal surface (such as the back panel) on the computer.

  • Page 35: Removing The Memory Module(s)

    Computer) before working inside the computer. NOTE: Memory modules purchased from Dell are covered under your computer warranty. NOTE: To get maximum performance/dual-channel memory bandwidth capability, both memory module connectors must contain memory modules and the modules must be of the same size and configuration.

  • Page 36: Replacing The Memory Module(s)

     Replacing the Memory Module(s) NOTE: To get maximum performance/dual-channel memory bandwidth capability, both memory module connectors must contain memory modules and the modules must be of the same size and configuration. NOTE: If a memory module is not installed properly, the computer does not boot.  ...

  • Page 37: Removing The Modem

    Back to Contents Page   Modem Dell™ Inspiron™ 9400 Service Manual   Removing the Modem   Replacing the Modem  Removing the Modem   CAUTION: Before you begin the following procedure, see the safety instructions in the Product Information Guide. NOTICE: To avoid electrostatic discharge, ground yourself by using a wrist grounding strap or by periodically touching an unpainted metal surface (such as the back panel) on the computer.

  • Page 38: Replacing The Modem

     Replacing the Modem   1. Connect the modem cable to the modem. NOTICE: Ensure that the modem cable is routed correctly when you replace 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.  ...

  • Page 39: Optical Drive

    Back to Contents Page   Optical Drive Dell™ Inspiron™ 9400 Service Manual Your computer ships with a fixed optical drive installed. NOTICE: To help prevent damage to drives, store them in a safe, dry place when they are not installed in the computer. Avoid pressing down on them or placing heavy objects on top of them.

  • Page 40: Palm Rest, Removing The Palm Rest

    Back to Contents Page   Palm Rest Dell™ Inspiron™ 9400 Service Manual   Removing the Palm Rest   Replacing the Palm Rest  Removing the Palm Rest   CAUTION: Before you begin the following procedure, see the safety instructions in the Product Information Guide. NOTICE: To avoid electrostatic discharge, ground yourself by using a wrist grounding strap or by periodically touching an unpainted metal surface (such as the back panel) on the computer.

  • Page 41: Replacing The Palm Rest

    M2.5 x 8-mm screws (12)   10. Turn the computer top-side up and disconnect the touch-pad connector from the system board. touch-pad connector LED board connector   11. Disconnect the LED board connector.   12. Lift the palm rest and remove it from the computer.  Replacing the Palm Rest  ...

  • Page 42

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

  • Page 43: Usb Connector, Video Connector

    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     Signal USB5V+ USBP– USBP+  Video Connector         Signal Signal CRT_R 9 CRT_G 10 CRT_B 11 MONITOR_DETECT–...

  • Page 44: Ieee 1394 Connector

    DLUMA-L DCRMA-L   Composite Video     Signal DCMPS-L  IEEE 1394 Connector     Signal TPB– TPB+ TPA– TPA+ Back to Contents Page  ...

  • Page 45: Removing The Speakers, Replacing The Speakers

    Back to Contents Page   Speakers Dell™ Inspiron™ 9400 Service Manual   Removing the Speakers   Replacing the Speakers  Removing the Speakers   CAUTION: Before you begin the following procedure, see the safety instructions in the Product Information Guide. NOTICE: To avoid electrostatic discharge, ground yourself by using a wrist grounding strap or by periodically touching an unpainted metal surface (such as the back panel) on the computer.

  • Page 46

    Back to Contents Page  ...

  • Page 47

    Back to Contents Page   Subwoofer Dell™ Inspiron™ 9400 Service Manual   CAUTION: Before you begin the following procedure, see the safety instructions in the Product Information Guide. NOTICE: To avoid electrostatic discharge, ground yourself by using a wrist grounding strap or by periodically touching an unpainted metal surface (such as the back panel) on the computer.

  • Page 48: System Board, Removing The System Board

    Back to Contents Page   System Board Dell™ Inspiron™ 9400 Service Manual   Removing the System Board   Replacing the System Board  Removing the System Board   CAUTION: Before you begin the following procedure, see the safety instructions in the Product Information Guide. NOTICE: To avoid electrostatic discharge, ground yourself by using a wrist grounding strap or by periodically touching an unpainted metal surface (such as the back panel) on the computer.

  • Page 49

    1 USB-port-board 2 cable connector for internal card with 3 speaker connector Bluetooth wireless technology connector 4 subwoofer         connector   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.  ...

  • Page 50: Replacing The System Board

      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. system board M2.5 x 5-mm screws (4)  ...

  • Page 51

    1. Replace in reverse order all of the components removed in Removing the System Board. NOTICE: Before turning on the computer, replace all screws and ensure that no stray screws remain inside the computer. Failure to do so may result in damage to the computer.

  • Page 52

    Bluetooth SIG, Inc. and is used by Dell under license. 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.

  • Page 53: Usb Port Board, Removing The Usb Port Board, Replacing The Usb Port Board

    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   CAUTION: Before you begin the following procedure, see the safety instructions in the Product Information Guide.

  • Page 54

    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).

  • Page 55

    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 NOTE: A removable (or discrete) video card is optional and present only if ordered by the customer. Standard video is integrated on the system board and is not customer removable.

  • Page 56

      1. Carefully align the video card/thermal-cooling assembly over the connector on the system board and press down. NOTE: The video card/thermal-cooling assembly is labeled "PUSH HERE."   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  ...

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