Vision Fitness X20 Service Manual page 22

CHAPTER 2: ENGINEERING MODE
2.6 Engineering Mode Overview – Touch Console – Continued
2.6.5 Touch Console – Test Tab – Continued
Display Test – Tests the reliability of the LCD and Touch panel.
Display Test – Touch Panel Test
Use your finger to draw a line following the instructions on the screen. If the test fails, selecting "continue" will bring the
user directly into the calibration screen. Refer to the figure below：
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