This issue can be occurred due to a number of reasons such as virus or malware attack, software issue, hardware failure; here are some solutions that will help you if your Acer laptop won't turn on black screen. I solved this problem from myself, since even at a computer repair center; they told me I need to replace the motherboard!!! Anyway, this is how I solved: Check the battery The main reason for the laptop to not turn on will be lack of power supply. Hence, you need to check the battery. Now removed the battery of laptop. Press the power button Pressing the power button can help your device come out of the sleep mode. Also, long pre...