More Android Secret Codes

*.*#*#7594#*#* – Enable direct powering down of device once this code is entered *.*#*#273283*255*663282*#*#* – Make a quick backup of all the media files on your Android device *.*#*#232338#*#* – Shows Wi-Fi MAC address *.*#*#1472365#*#* – Perform a quick GPS test *.*#*#1575#*#* – For a more advanced GPS test *.*#*#0283#*#* – Perform a packet loopback test *.*#*#0*#*#* – Run an LCD display test *.*#*#0289#*#* – Run Audio test *.*#*#2663#*#* – Show device’s touch-screen version *.*#*#0588#*#* – Perform a proximity sensor test *.*#*#3264#*#* – Show RAM version *.*#*#232331#*#* – Run Bluetooth test *.*#*#232337#*# –Show device’s Bluetooth address *.*#*#7262626#*#* – Perform a field test *.*#*#8255#*#* – Monitor Google Talk service *.*#*#4986*2650468#*#* –Show Phone, Hardware, PDA,RF Call Date firmware info *.*#*#1234#*#* – Show PDA and Phone firmware info *.*#*#2222#*#* – Show FTA Hardware version *.*#*#44336#*#* – Show Build time and change list number *.*#*#8351#*#* – Enable voice dialing log mode, dial *#*# 8350#*#* to disable it *.##778 (+call) – Show EPST menu *.These codes are specific to HTC devices only: *.*#*#3424#*#* – Run HTC function test program *.*#*#4636#*#* – Show HTC info menu *.##8626337# – Run VOCODER *.##33284# – Perform field test *.*#*#8255#*#* – Launch Google Talk service monitor *.##3424# – Run diagnostic mode *.##3282# – Show EPST menu *.##786# – Reverse Logistics Support