Press menu then * for secret menu
IMEI number:
511,#
Flash eprom menu:
511,#
SP unblock menu:
511,#
To enter extended secret menu on Sagem just type last 7 numbers of IMEI and * on the end then Ok.Now enter secret menu and you will see RAM,Network and test network submenus added.
To switch silent mode on simply press and hold *
Total:226