2-5 Diagnostic Utilities
2. Touch Linearity Test (Touch Panel)
Draw your finger along the yellow squares.
The result is Pass if you fill all the yellow squares and Fail if you do not. The program returns to
the main menu after the test is finished.
Figure 2:6. Touch Linearity Test
3. RGB (Display)
Continue to tap the screen to display different frames to verify abnormal lines or dead pixels on the
LCD screen.
Figure 2:7. RGB Test
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