Acer AR180 F1 - Manual (Page 37)

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Have an electrician check your power outlet.
• Loose or improperly connected internal power cables.
Check the internal cable connections. If you are not confident to
perform this step, ask a qualified technician to assist you.
Warning! Make sure all power cords are disconnected from the
electrical outlet before performing this task.
Note: If you have gone through the preceding actions and the
system still fails to boot, ask your dealer or a qualified technician
for assistance.