Code Description *#*#0*#*#* LCD display test *#0001# : Serial Number *#0523# - *#8999*523# : Display Contrast *#06# : IMEI Number *#0228# or *#8999*228# : Battery Info *#*#0283#*#* Packet Loopback test *#*#0588#*#* Proximity sensor test *#*#0673#*#* OR *#*#0289#*#* Audio test *#*#0842#*#* Vibration and Backlight test *#*#1111#*#* FTA Software version *#*#1234#*#* PDA and Phone firmware info *#*#1472365#*#* For a quick GPS test *#*#1575#*#* A Different type GPS test *#*#197328640#*#* Enabling test mode for service activity #*2077# : GPRS Switch *#*#2222#*#* FTA Hardware verion #*2255# : Call Failed *#2255# : Call List #*22671# : AMR REC START #*22673# : Pause REC #*22674# : Resume REC #*22675# : AMR Playback #*22676# : AMR Stop Play #*22677# : Pause Play #*22678# : R
e-log of my experiments and experience in electronics- sathik ali