I have it would seem successfully unlocked my 7600 from 3 with a calculator and its working fine on o2 no loss of signal but i cant get wap/gprs i have got it enabled on my sim card download operator settings from o2 also checked them and they seem OK can any one shed any light or does it need a full unlock with a clip ? well i got fed up of waiting so i have got it unlocked i now have the 3g/gsm menu but still no joy it just tries to connect to three then shows gprs connection not available