Using HPBQ193.exe with advanced features, I'm exported the EEPROM to a ESCD.DAT file using menu item "L", then changed 0xF9 to 02 and 0x86 to 03 in ESCD.DAT, then imported the EEPROM using the "M" menu item from new ESCD.DAT. Now I have SLIC2. 1 in BIOS. Many thanks.