My machine does not automatically shut down when I power it down and errors with 'apm: BIOS not found' instead, what does this mean?

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When powering down a system you may receive the error message: ' apm: BIOS not found '. This message means that the hardware manufacturer has chosen to implement non standard Advanced Power Management (APM) features in this system. Red Hat Enterprise Linux attempts to shut a system down using standard APM drivers from the hardware specification. If the manufacturer does not ad...

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