Lenovo Miix 2 Manual

							Chapter 4. Troubleshooting
27
The computer does not 
return from sleep mode and 
the computer does not work. the computer does not return from sleep mode, it might be 
because the battery is depleted.
ur computer is in sleep mode, connect the AC power 
adapter to the computer. Then press the Windows button or 
the Power button.
ur computer is powered-off, connect the AC power 
adapter to the computer. Then press the Power butto
n to 
resume operation.
Note: If the system still does not return from sleep mode, your system has stopped responding, and you cannot 
turn off the computer; force shut down the computer (Unsaved data may be lost). To force shut down the 
computer, press and hold the Power button for ten seconds or more. If the computer still does not turn 
off, remove the AC power adapter.
Display panel problems
The screen is blank.the following:
-If you are using the AC power adapter or the battery, press 
Fn + to make the screen brighter.
-Press the Power button to confirm if the computer is in 
sleep mode.
-If the problem persists, follow the solution in the next 
problem “The screen is unreadable or distorted.”
The screen is unreadable or 
distorted.ure tha
t the screen resolution and color quality are 
correctly set.
Incorrect characters appear 
on the screen.the operating system or programs installed correctly? 
If they are installed and configured correctly, do the following:
1Press the Power button for three seconds to turn on the 
computer.
2Press and hold the Power button for ten seconds to force 
sh
ut down.
3Press the Power button for three seconds to restart. 
Then reset the computer with the Push-button reset 
recovery system. 
If the problem persists, have the computer serviced.
Sound problems
No sound can be heard from 
the speakers even when the 
volume is turned up.ure that:
-The Mute function is off.
-The combo audio jack is not being used.
-Speakers are selected as the playback device.  
						

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Chapter 4. Troubleshooting
Battery problems
Your computer shuts down 
before the battery status icon 
shows it is empty.
-or-
Your computer operates after 
the battery status icon shows 
it is empty.ge the battery.
A startup problem
The Microsoft® Windows 
operating system does not 
start.tails, see “Chapter 3. Recovery system” on page 24.
Recovery System problems
Failure to restore system 
partition to factory default.tem partition (e.g. the partition size or the drive 
capacity of C) has been modified.
Other problems
Your computer does not 
respond.turn off your computer, press and hold the Power button 
for ten seconds or more. If the computer still does not 
respond, remove the AC power adapter. 
						

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Trademarks
Lenovo is a trademark or registered trademark of Lenovo in the United States, other countries, or 
both.
Microsoft and Windows are trademarks of Microsoft Corporation in the United States, other 
countries, or both. 
						

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