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Dell™ Inspiron™ 9400 Service Manual
Before You Begin Speakers
System Components Subwoofer
Optical Drive USB Port Board
Hard Drive Processor Thermal-Cooling Assembly
Memory Module(s) Processor Module
Modem Video Card/Thermal-Cooling Assembly
Mini-Card System Fan(s)
Internal Card With Bluetooth® Wireless Technology ExpressCard Cage
Hinge Cover System Board
Keyboard Battery Latch Assembly
Display Flashing the BIOS
Palm Rest Pin Assignments for I/O Connectors
Coin-Cell Battery
Notes, Notices, an
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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. 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)
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1 M2 x 2.5-mm screw 2 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. 1 hook 2 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. 1 battery latch assembly Replacing the Battery Latch Assembly 1. Insert the latch assembly into the channel on the computer base, and
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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
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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 otherwise noted, each procedure assumes that the following conditions exist: l You have performed the steps in Turning Off Your Computer and Before Working Inside Your Co
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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. 6. Slide the battery-bay latch release on the bottom of the computer and remove the battery from the bay. 7. Turn the compute
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Internal Card With Bluetooth® Keyboard: Display Assembly: Wireless Technology: (2 each) (4 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) Speakers: USB Port Board: Fans (2): (4 total — 2 per speaker) (1 each) (4 total — 2 per fan) System Board: Hard Drive Bay: Expr
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Back to Contents Page
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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. NOTICE: To help prevent damage to the system board, remove the main battery
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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. NOTICE: To help prevent damage to the system board, remove the main battery (see Before Working Inside Your
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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. NOTICE: To help prevent dam
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1 metal securing clips (2) 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. NOTICE: To prevent damage to the Mini-Card, never place cables under the card. NOTE: If you are instal
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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. NO
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Back to Contents Page
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Back to Contents Page 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. 1 display assembly 2 hinge cover 3 keyboard 4 palm rest (with touch 5 Mini-Card
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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. NOTICE
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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. 1. Align the pin-1 corner of the processor module with the pin-1 corner of the ZIF socket, and insert the processor module.
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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. NOTICE: To avoid electrostatic discharge, ground yourself by using a wrist grounding strap or by periodically touching an un
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1 alignment area on the underside of the processor thermal cooling 2 thermal assembly pad 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. 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
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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
