System Board - (Aptiva 2171/71/72/74 - SL-A)

System Board

•  Remove all adapter cards.
•  Disconnect all cables connected to the system board. Note the location and orientation of all cables.
•  Remove the screws securing the system board to the chassis.
•  Lift the system board to remove from chassis.
•  Remove memory (DIMM) if applicable.
•  Remove processor if necessary

•  Before reinstallation, position the housing on its side.
   When installing a new system board, push the board to the rear and align it with the front locating pin.
   Visually verify that the board is aligned properly, then press the board down.
•  Be sure to reinstall the processor, DIMMs, I/O port bracket onto the new system board if applicable.
•  After installing the system board, secure with original screws.
•  Change all jumper settings to match those of the original board.
•  Reinstall other components into the machine i.e. drives, power supply, cables, etc.
•  Upgrade the BIOS version on the new system board using the BIOS upgrade utility.
•  Change the Machine Type and Serial Number in the BIOS to match the original planar BIOS settings.
•  Reboot the system and run the Setup Utility.