A wise man's talk
20 19.03.2 1 Update | Operation Director VilJim Fitness, parent-child enthusiast.
watch out for
Smartphones may have inflexible touch screens after a period of use. If they just fail, they can be proofread. However, if they are completely damaged and cannot be used, there is no way to calibrate the touch screen because there is no way to operate the screen.
... spread out
Tool Raw Materials Command *#*#6484#*#*
Methods/Steps Step by Step Reading
1
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Enter the command * # * # 6484 # * # on the telephone dial key.
The premise of this operation is that the screen of the mobile phone is not completely out of order, otherwise the symbols will not be typed and the interface will not be calibrated.
2
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After you come in, you can automatically test all of them, or you can conduct individual tests in a targeted manner, as shown in the figure.
three
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This list is a list of hardware accessories in the mobile phone, and then we choose the touch screen that needs calibration.
four
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Then the whole mobile phone screen will be black, and a red area box will appear at the top. Press it from left to right to test the sensitivity.
five
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After the test passes, it will jump to the lower area and slide the other one to test.
six
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Then on the left is the top-down test.
seven
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Slide proofreading from top to bottom on the right.
eight
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Then pull down diagonally.
nine
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There is also a diagonal test. After these evaluations, the calibration of the touch screen is completed.
10
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As shown in the figure, you are prompted to finish proofreading.
Matters needing attention
Pay attention to Bian Xiao and see more practical experience.