Acer Aspire 5820T Service Guide - Page 47

3. Enter the required key number of the feature required to be modified. See the following table. Key No. Function Description 1 Enter 1 to modify the Asset Tag 2 Enter 2 to modify the Product Name 3 Enter 3 to modify the Serial Number 4 Enter 4 to modify the 1394 GUID Number 0 Enter 0 to exit the program Using the LAN MAC Utility Perform the following steps to write MAC information to eeprom: 1. Use a text editor, for example Notepad, to edit the MAC.CFG file as shown: • WriteData= '001122334455'