Lenovo IdeaCentre B520 Lenovo IdeaCentre B5 Series User Guide - Page 29
Sleep mode or Safe mode., more than two points while attempting a touch-operation, it will not work - user manual
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7. The recognition of touch gestures by this product can be influenced by the following factors: • Touching the correct place on the screen. • The speed of movement. • The time interval from when the screen was last touched. Note: To learn accurate hand gesture operations, the user can consult this manual and also the related Windows help content. 8. The touch screen does not function in Rescue System mode. 9. The touch screen also does not function during the startup process, and in Sleep mode or Safe mode. 10. The touch screen supports two-point touch only; if the touch screen is touched more than two points while attempting a touch-operation, it will not work properly. 11. While performing a touch screen operation, please avoid placing any metal or conductive material on the screen. 24 User Guide