MAG 256 stuck infomir screen

JC3

Newbie
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Hi guys. So, since 4 days ago my mag is stuck on this screen. I’ve tried pressing the menu button, tried pressing the button that is on the back of the mag until I get a solid red light. But nothing.
Is that means my mag is dead?
Is like this after I change something in the bios menu.
Thanks
 
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