Acer K2 Lifecycle Extension Guide - Page 17

ACER-K242HYLH 17 3.Check FW Version and precautions through Factory Menu 1. Enter factory mode We have 2 different way can enter to Factory mode, shown as below: The first way: after the burning software is completed, it defaults to the power on state and will automatically enter the factory mode, At the same time, it also enters the aging mode. At this time, if there is no signal input, it starts to age and the soft shutdown exits. The second way: when the display is powered on and off, press the menu key all the time and power up at the same time Until the display is normal, enter factory mode and aging mode at the same time, At this time, if there is no signal input, aging will start, and soft shutdown will exit aging and exit factory mode. 2. Exit factory menu mode press the key left and right keys to select "exit", and then press the key to exit； Key function description: key is confirm key, key selection or adjustment,Key has no function, key is power key (long press for 3S to shut down, power on and press once. Another point to note: power off in factory mode does not exit from factory mode. You need to press the long key for 3S before you exit from factory mode.