SonyEricsson codes

> * < < * < * - Service menu
< * * < - Lock menu
Accessing the phone without a SIM card: **04*0000*0000*0000# then on 'Wrong Pin' No
Reset English Menu: *#0000#
300, 600, 700 Series
Programming Menu (Short): 987 + >
Programming Menu (Long): 923885 + >
Field Test: 904090 + > (to exit 904090 + >)
Phone Test: 904059 + > (to exit 3 + <)
Phone Reset: 904060 + >
CDMA Mode: 904093 + menu
Analog Mode: 904095 + menu DM mode 904959 + menu