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5. Make sure the software version is correct or not via factory model after software upgrade
5.1. Method enter into factory model。(Refer to below figure)
(1) Connect VGA or DVI cable
(2) Press the first button from the left to right and DC on the monitor at the same time. Then release the button and
press it again. The below menu will appears,press the menu,and choice the “F” to entry the factory mode.