Ok thank you, i have tried this (i allways turn off at socket end) i have telephoned the supplier in france but he did not said he could not help over the phone, and i should try the forum
so you confirm i am correct in moving the jumper from 3 and 4 to 1 and 2
and also its ok flashing with the new firmware?
i am sorry to bother you with this, thanks for the help