Acer HARLEY TAB A3-A20 Service Manual page 85

6.7 G-sensor----Gravity Sensor Test
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This test is to check its normality. Put the phone on the horizontal test fixture, after entering into the test
interface(the left picture), click on ―test‖ button to begin the test, the program will automatically judge the
result. The right picture will appear after a successful judgment.
After the test is done, click on ―Pass‖ or ―Fail‖ button to exit the test. Test result will be automatically
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written into ―/sdcard/Factory/Diagnostic/ _TestResult.txt‖.
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