How To Format / Reset Samsung Galaxy Ace / Duos – Secret Codes

Here I will show how to access the internal function of the galaxy or have an Android phone to test the different pieces of hardware in your phone if it works correctly or not with the help of this secret code that can test LCD the camera vibration (accelerometer sensor, proximity sensor, magnetic sensor), touch screen, speakers, subkey, etc. .. if you have a hardware problem with your galaxy and can be identified with this code if it works or not do this, follow these steps.

Then dial the secret code *#0*#. Now you get a screen with title LCD TEST and below that you have lots of option to test various hardware parts of your phone such as speaker, sensor, lcd, etc.
To return use the right physical button
while testing of the key that has to touch all the buttons and dial back seats not working
Others use the secret codes, full Android phone tried to galaxy Ace

• * #1234# to check software version of phone.
• *#12580*369# to check software and hardware information.
• *#0228# Battery status (ADC, RSSI reading)
• *#32489# Service mode
• *#7780# factory data reset galaxyAce
• *2767*3855# Full factory reset (Don’t dial it does not ask you to confirm unless you have problem)