Acer Aspire XC600 Acer Aspire XC600 Desktop Service Guide - Page 81

Configuring the ME Firmware You need to disable the Manageability Engine (ME) firmware before updating the BIOS. Use the ME_DISABLE jumper to do this. • 1-2 position: Normal operation (default) • 2-3 position: ME disable To disable the ME firmware: 1. Turn off the power to the computer and all peripherals. 2. Unplug the power cord from the computer. 3. Unplug the network cable and all connected peripheral devices from the computer. 4. Place the computer on a flat, steady surface with the rear cover facing upward. 5. Remove the computer cover by following the procedures described on page 26. 6. Remove the graphics card by following the procedure described on page 34. 7. If necessary, remove any other assemblies or cables that prevent access to the ME_DISABLE jumper. 8. Locate the ME_DISABLE jumper on the mainboard. 9. Remove the jumper block and set it over the 2-3 pins for 20 to 30 seconds. 10. Return the jumper block to its default 1-2 position. 11. Reinstall the graphics card. 12. Reinstall any any other assemblies or cables that have previously been removed. 13. Reinstall the computer cover. 14. Connect the power cord to the system. 15. Press the power button to turn on the computer. 16. During POST, press Delete to access the Setup Utility. 17. Press F9 to load the system default values. 18. Press F10 to save the changes you made and close the Setup Utility. Aspire XC600 Service Guide 73