It has an black scream as u can see below

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Hello, please help me!

My pc is displaying but it beeps once when I turn it on”

“Version 2.13.1216. Copyright (c) 2012 American megatrends, inc. 8193mb
Press <ctrl+p> to enter me x setup menu

161-real-time clock power loss.
The system time is invalid. This may be a result of a loss in battery power
Set the correct time and date using your operating system. If this message persists, you may need to replace the onboard memory”


Help me please