Buy now one kbc new and change. e.x: http://www.ebay.com/itm/1pcs-New-SMSC-MEC1633L-AUE-B1316-A1B81OO-ASE-TW-BGA-IC-chip-/181969548713
You can explain how you connect the RT809H to the Mec1633l of the X1 CARBON (connection diagram to read MEC1633L) thank you
you mean mec1633L is not rom ? for remove password need change and there is no info for write on new mec ?