4 points, mode 2
a. The
b. Follow the instruction in green to touch the center of Cross
Mark.
c. When the instruction turns into yellow, releasing the tapping
from the screen.
d. Follow the instruction in green to touch the center of Cross
Mark.
e. Repeat Step 2 – Step4 to finish the calibration procedure.
3. When the calibration procedure is completed, the message
shows:
Chapter 5
mark shows in the middle of the length of the screen.
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