it wont work m8, you will need to program the sam/tosh chip in a 4000t then transplant it back into the 4010 {a willam wont program this chip}
now the bad news is the box might not work in any other area apart from ntl davic, {if the mainboard is a reva2 with loader ver 2.5}--- check to the right of the smartcard reader for a small circut board mod with a pic chip
that might be why it wont work in an excw area, {the bootloader wont allow you to upgrade/downgrade