Looks like some cable is disconnected or damaged or some other hardware issue. Since the device is turned off when you dit the work, it can't be settings.
So you fix what you broke. Nobody but you can tell what that is.
Hello everyone. I have Asus memo pad hd 7 tablet. My tablet touch digitizer was cracked and yesterday I replaced. Everything work perfectly but there is no any sound. When I plug in any headphones sound is work I hear every sound in my headphone but when I plug off headphone there is no any sound. Do you know how I can fix this problem