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My screen goes blank while
the computer is on.
• Your power management is enabled. Do
one of the following to resume from sleep
mode:
- Press any key on the keyboard. (Cannot
be used in Tablet mode.)
- Press the power button.
- Press the Windows button.
Sleep problems
The critical low-battery error
message appears, and the
computer turns off
• The battery power is getting low.
Connect the AC adapter to the computer.
The computer enters sleep
mode immediately after
Power-on.
• Make sure that the battery is charged.
- The operating temperature may be too
hot. Move to a cooler environment and try
to wake the computer.
The computer does not
return from sleep mode and
the computer does not
work.
• Connect the AC adapter, then press the
Windows button or the power button.
• If your computer is powered-off, connect
the AC adapter first, and then press the
power button to resume operation.