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System Board
Dell™Inspiron™9400ServiceManual
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
system board includes a CD that provides a utility for transferring the Service Tag to the replacement system board.
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 memory module(s) (see Removing the Memory Module(s)).
5. Remove the modem (see Removing the Modem).
6. Remove the Mini-Card (see Mini-Card).
7. Remove the hinge cover (see Removing the Hinge Cover).
8. Remove the keyboard (see Keyboard).
9. Remove the display assembly (see Removing the Display Assembly).
10. Remove the palm rest (see Removing the Palm Rest).
11. Disconnect the ExpressCard connector from the connector on 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.
NOTICE: To help prevent damage to the system board, remove the main battery (see Before Working Inside Your Computer) before working inside the
computer.
1
ExpressCard connector
2
ExpressCard connector on system board