Hidden menu in Samsung Galaxy
Did you know about hidden secret menu in Samsung Galaxy? This is an undocumented feature (Easter egg). When you call, you receive a secret screen.
For vyazova secret menu enter menu dialing and dial *#0*# . It is intended to test. For example, red, green, blue, and black color screen allow to verify the presence of a dead pixel or a faulty crystals. There are graphs of the readings of the accelerometer, gyroscope and of the compass. And you can also calibrate the accuracy of the touch screen.
The most interesting the test is in checking capacitive keys. If you want to share your secret codes that accidentally found , write it in the comments , we will check the information and publish.
Find and buy a case, headphones or other accessories for this device here.