Android Secret codes

(1) *#*#0*#*#* this code use screen test menu

(2) *#0011# show to network mode/cell info/power info hidden menu

(3) *#*#4636#*#* sow to battery and other general setttings like GSM/CDMA

(4) *#*#8255#*#* for Gtalk service monitor

(5) *#*#7780#*#* for factory data reset

(6) *#*#34971539#*# * for information about phone camera (be very careful hitting options here)

(7) *#*#7594#*#* change the"Power"button action in your phone.

(8) *#*#197328640#* #* service mode

(9) *#197238640# service mode

(10) *#0*# testing mode

(11) *#1234# display phones current firmware

(12) *#*#1472365#*#* gps test (work on 2.2)

(13) *#0011# network mode/cell info/power info

(14) *#*#0*#*#* screen test menu

(15) *#7465625# engineering mode

(16) *#3214789650# gps service menu for JP3 fw

(17) *#9900# Sysdump screen.. way to dump ram and other logs to sd card

(18) *2767*3855# FACTORY DATA WIPE AND internal SD RESET as soon as you enter # use only if you want wipe your phone

(19) *#*#273283*255* 663282*#*#* Opens a File copy screen where you can backup your media files.