How to test Samsung Galaxy S3 hardware functions?

Everyone wants a perfect Samsung Galaxy S III. What should I do in order to get a fully working Samsung Galaxy S3? Check all Samsung Galaxy S3 hardware functions before you pay for it. As usual, Samsung includes its own hardware testing application for Galaxy series smartphones. Therefore, you and I can check Samsung Galaxy S3 hardware function with it.

Samsung Galaxy S3 hardware test

How to test Samsung Galaxy S3 hardware functions?
Just bring up dialpad. Then key in *#0*#. LCD TEST application will be loaded.

In Samsung LCD TEST application on Samsung Galaxy S3, you can check HD Super AMOLED display in red, green, blue, white and black colour. Run these tests to make sure that you don’t have any dead pixel. Check other hardware tests like receiver, vibration, dimming, sleep mode, speaker, front and back camera too. Double check all the sensors like accelerometer, proximity, barometer, lights, gyroscope and magnetic sensors. You can also check touch screen sensitiveness, hardware buttons and LED notification lights.

Make sure that you run all these tests before leaving mobile phone shop. And happy owning a perfect working Samsung Galaxy S3.

  • Muthukrishnan P

    How to operate Samsung galaxy s3 function keys ?

  • Pah

    Hi there, I cannot open the test hardware screen. After i key in the last code of *#0*#, it erase itself and nothing happen. So, i cannot enter the test application

    • Hi Pah, are you using I9300 model with official firmware?

      • Pah

        No, i using Omega ROM JB v26.1

        • Omega ROM chef might remove this feature then.

          • Pah

            Then did you have anywhere to test the front camera functionality?
            i used the code *#34971539#. It showed that my front camera has no voltage.

            • Nope…

              • Pah

                nv. Thank you

  • Tim Garcia

    My Receiver didn’t beep after I touched the screen. Is there something wrong with my phone? Btw, what is the use/purpose of the receiver for me to have a slight knowledge. Thank you.

    • Sorry Tim, no idea on that function too. Any issue with your phone in real life?

  • Prince Jamichael

    if this functioning that means ur device is original?

    • Hmm… Hard to say but it should be. 😛