'''As a work around ''' try using '''System Preferences:Energy Saver->Schedule''' to turn on the computer.
Fans running at high speed might be damaged sensors, a hot CPU Use the AHT (Apple Hardware Test) ''(command-D boot)'' for that machine may give you a clearer understanding of what problems exist.
''If this answer was helpful please '''remember to return and mark it Accepted'''.''
'''As a work around ''' try using '''System Preferences:Energy Saver->Schedule''' to turn on the computer.
Fans running at high speed might be damaged sensors, a hot CPU Use the AHT (Apple Hardware Test) ''(command-D boot)'' for that machine may give you a clearer understanding of what problems exist.
''If this answer was helpful please '''remember to return and mark it Accepted'''.''
'''As a work around ''' try using '''System Preferences:Energy Saver->Schedule''' to turn on the computer.
Fans running at high speed might be damaged sensors, a hot CPU Use the AHT (Apple Hardware Test) ''(command-D boot)'' for that machine may give you a clearer understanding of what problems exist.
''If this answer was helpful please '''remember to return and mark it Accepted'''.''