Lenovo Ideapad 110s 11ibr User Guide

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Chapter 4. Troubleshooting
Frequently asked questions  
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This section lists frequently asked questions by category.
 Finding information
What safety precautions should I follow when using my computer?
The Lenovo  Safe
 ty and General Information Guide  which came with your computer contains 
safety precautions for using your computer. Read and follow all the precautions when using 
your...

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Chapter 4. Troubleshooting
When do I need to change the boot mode?The default boot mode for your computer is  UEFI mode
 . If you need to install a legacy operating 
system, such as Windows, Linux or Dos, etc. (tha t is, any operating system before Windows 8) on 
your computer, you must change the boot mode to  Legacy Support. The legacy operating system, 
such as Windows, Linux or Dos, etc. cannot be  installed if you dont change the boot mode.
Getting help
How can I contact the customer support...

Chapter 4. Troubleshooting
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Troubleshooting   - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -  -  - - - - - - - - - - - -   
Display problems
When I turn on the 
computer, nothing 
appears on the screen.•
If the screen is blank, make sure that:
- The AC power adapter is connected to the computer, and p
 lugged into a working electrical outlet.
- The computer power is on. (Press the Power button again  for
  confirmation.)
•...

20
Chapter 4. Troubleshooting
Sleep problems
The critical low-battery 
error message appears, 
and the computer 
immediately turns off.•
The battery power is getting low. Connect the AC power 
adapter to the computer.
The computer enters sleep 
mo
 de immediately after 
Power-on self-test (POST). •
Make sur e that:
- The battery pack is charged.
- The operating temperature is within the acceptable range.  See “Chapt
 er 2. Use and care Information” in the Lenovo 
Safety and General Information Guide ....

Chapter 4. Troubleshooting
21
Sound problems
No sound can be heard 
from the speaker even 
when the volume is 

turned up.
•Make sure that:
- The Mute function is off.
- The combo audio jack is not being used.
- Speakers are selected as the playback device.
Battery pack problems
Your computer shuts down 
before the battery status 
indicator shows empty.
-or-Your computer operates 
after the battery status 
indicator shows empty.
•Discharge and recharge the battery pack.
The computer does not 
operate...

22
Chapter 4. Troubleshooting
Other problems
Your computer does not 
respond.•To turn off your computer, press and hold the Power button 
for four seconds or more. If the computer still does not 
respond, remove the AC power adapter.
•Your computer might lock when it enters sleep mode during 
a communication operation. Disable the sleep timer when 
you are working on the network.
The computer does not 
start from a device you 
want.•See the Boot menu of the BIOS setup utility. Make sure that 
the BIOS...

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Trademarks
The following terms are trademarks or registered trademarks of Lenovo in the United States, 
other countries, or both.
Lenovo
ideapad
Microsoft and Windows are trademarks of Microsoft Corporation in the United States, other 
countries, or both.
Other company, products, or service names may be trademarks or service marks of others. 

©Lenovo China 2016
en-US
Rev. AA00