Lenovo Ideapad 510 15isk 510 15ikb User Guide

Chapter 2. Starting to use Windows 10
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Connecting to a wireless network  
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Enabling wireless connection
To enable wireless functions, do the following:
1Press  F7 (  )  to disable airplane mode.
2Click  on the lower-right corner of the task bar to open the network configuration page.
Connecting to a wireless network
After wireless has been enabled, the computer  will automatically...

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Chapter 3. Lenovo OneKey Recovery System
The Lenovo OneKey Recovery System is software designed to back up and restore your 
computer. You can use it to restore  the system partition to its original status in case of a system 
failure. You can also create user backups for easy restoration as required.
Notes:
• If your computer is preinstalled with a GNU/Linux operating system, OneKey Recovery System is 
not available.
• T
o utilize the features of the OneKey Recovery Sy stem, your hard disk already...

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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 Safety and General Information Guide which came with your co mputer contains safety 
precautions for using your computer. Read and follow all...

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Chapter 4. Troubleshooting
BIOS setup utility
What is the BIOS setup utility?
The BIOS setup utility is a ROM-based software.  It displ
 ays basic computer information and 
provides options for setting boot devices, security, hardware mode, and other preferences.
How can I start the BIOS setup utility? To start the BIOS setup utility:
1Shut down the computer.
2Press the Novo button and then select  BIOS Setup.
How can I change the boot mode? There are two boot modes:  UE
 FI and Legacy Support. To...

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 
plugged into a working electrical outlet.
- The computer power is on. (Press...

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Chapter 4. Troubleshooting
Sleep problems
The critical low-battery 
error message appears, 
and the computer 
immediately turns off.•
The batte ry power is getting  low. Connect the AC power 
adapter to the computer.
The computer enters sleep 
m
 ode 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 
 “Chapter 2. Use and care Information” in the Lenovo 
Safety and General Information Guide ....

Chapter 4. Troubleshooting
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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...

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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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Appendix A. CRU instructions
Note:The CRU service is only applicable to certain countries.
Removing the optical drive   
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To remove the optical drive, do the following:
1Turn off the computer. Disconnect the AC powe r adapter and all cables from the computer.
2Close the computer display, and then turn the computer over.
3Remove the screw shown in the...

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Appendix A. CRU instructions
6Carefully remove the optical drive bezel in the direction shown by arrow .
The following table provides a list of CRUs (Customer Replaceable Units) for your computer 
and informs you of where to find replacement instructions.
Safety, Warranty, and Setup  Guide User Guide
AC power adapter O
Optical drive O