Acer HARLEY TAB A3-A20 Service Manual page 83

6.5 Key----keypad Test

After entering in to the test, tester will see every key value on the screen. Click on the key and the
corresponding value will disappear to prove the key's validity. Click on ―Pass‖ if all the keys are normal.
 After the test is done, click on ―Pass‖ or ―Fail‖ button to exit the test. Test result will be automatically
written into ―/sdcard/Factory/Diagnostic/ _TestResult.txt‖.
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