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System Board
Dell™XPSM140ServiceManual
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 Preparing to Work Inside the Computer.
2. Remove the hard drive (see Removing the Hard Drive).
3. Remove the optical drive (see Removing the Optical Drive).
4. Remove the Mini PCI card, if applicable (see Removing the Mini PCI Card).
5. Remove the modem, if applicable (see Removing the Modem).
6. Remove the Bluetooth module, if applicable (see Removing the Bluetooth Module).
7. Disconnect the cable for the Bluetooth module from the system board.
8. Remove the hinge cover (see Removing the Hinge Cover).
9. Remove the keyboard (see Removing the Keyboard).
10. Remove the display assembly (see Removing the Display Assembly).
11. Remove all memory modules (see Removing a Memory Module).
12. Remove the micropressor thermal-cooling assembly (see Removing the Microprocessor Thermal- Cooling Assembly).
13. Remove the microprocessor module (see Removing the Microprocessor Module).
14. Remove the palmrest (see Removing the Palm Rest).
15. Remove the two M2 x 3-mm screws securing the system board from the bottom of the computer.
