What if Xiaomi 5 has a screen with yellow edges?

Check whether there is anything wrong with the phone screen.

Xiaomi mobile phone hardware detection steps:

1. Enter * # * # 64663 # * # in the dialing interface.

2. There are 30 hardware test items and a reset test in the pop-up interface.

3. Click the first item to start hardware detection. According to the prompt on the test page, if there is no problem, click "Pass" to enter the second test, and so on, and then proceed to the next test.

4. The option that passed the test will show green pass in the hardware test interface, otherwise it will be red failure. If all 30 items are green, congratulations, and your machine inspection process is finished perfectly.

1, version information test: version information such as system software.

2.sim card test: Check whether the sim card can work normally.

3, key test: check whether the phone keys can work normally.

4. Touch screen test: Test whether multi-touch can work normally.

5, led light test: test whether the mobile phone LED can work normally.

6, screen display test: test the bright and bad points of the mobile phone, whether it can display various colors normally.

7. Vibration test: Whether the mobile phone vibration motor can work normally.

8.WLAN address test: test whether the WLAN hardware address is normal.

9.WLAN AP scanning test: test whether wireless signals can be scanned. (Open wireless signal is required)

10, get the local Bluetooth address: test whether the Bluetooth hardware is normal.

1 1, Bluetooth device scanning: whether other Bluetooth devices can be scanned. (Need to turn on other Bluetooth devices)

12. Acceleration sensor test: Test whether the hardware of the acceleration sensor can work normally.

13, magnetic field sensor test: test whether the magnetic field sensor can work normally.

14. Distance sensor test: Test whether the distance sensor can work normally.

15, light sensor test: test whether the light sensor can work normally.

16, sd card loading test: test whether the mobile phone can read the sd card normally. (sd card needs to be installed on the mobile phone)

17, play mp3 on sd: test whether the MP3 playing function of the mobile phone is normal. (You need to put an mp3 file named music.mp3 in the sd root directory. )

18, loopback test from the main microphone to the receiver: test whether the main microphone and receiver of the mobile phone can work normally.

19, loopback test of auxiliary microphone to speaker: test whether the auxiliary microphone and speaker can work normally.

20. earphone insertion test: test whether earphone insertion can be detected. (Need to adapt headphones)

2 1, earphone button test: test whether the earphone button can work normally. (Need to adapt headphones)

22. Headphone loopback test: Test whether the microphone on the headset can work normally. (Need to adapt headphones)

23. Earphone unplugging test: Test whether the earphone unplugging can be detected. (Need to adapt headphones)

24. Charger insertion test: Test whether the charger insertion can work normally. (charger needs to be adjusted)

25. Charger pull-out test: Test whether the charger can work normally after being pulled out. (charger needs to be adjusted)

26. Main camera: Test whether the main camera (rear camera) of the mobile phone can work normally.

27.sd card unloading test: test whether the sd card can be unloaded normally. (sd card needs to be installed on the mobile phone)

28. GPS test: test whether the GPS can work normally. (Need outdoor open environment)

29. FM test: Test whether FM can work normally. (This function was cancelled after 1. 1 1.4 and cannot be used. )

30. Power test: Test the battery power of the mobile phone.

3 1, Reset Test: Reset the results of all tests.