you will see the normal start up screen. then click the NAVIGATION icon. a pocket pc style screen will load up. look down the list for SDMMC and double tap that(best to use the stylus)
then tap TOMTOM 6 final folder. and look to the right and you will see 3 folders. Guam,mobilenavigator and voices. double tap mobilenavigator and look down the list for mobilenavigator and the red hands logo. double tap and tomtom splash screen will appear and then load up.
tap map screen ,change prefs,scroll across with right hand arrow till you get to show GPS status. click on it
then configure, and change to other NMEA GPS receiver and change GPS baud rate to 4800, then click COM 1. DONE
now change maps change prefs, scroll to manage maps, change maps and you will see GUAM and UK and IE major roads. click UK and IE major roads and then thats it all done!