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Lenovo IdeaPad L340 Series, User Manual

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Lenovo IdeaPad L340 Series User Manual Download Page 35

Restore system files and settings to an earlier point

1.  Go to Control Panel and view by Large icons or Small icons.

2.  Click 

Recovery 

➙ 

Open System Restore

. Then, follow the on-screen instructions.

Restore your files from a backup

Note:

If you use the File History tool to restore your files from a backup, ensure that you backed up your 

data earlier with the tool.

1.  Go to Control Panel and view by Large icons or Small icons.

2.  Click 

File History 

➙ 

Restore personal files

. Then, follow the on-screen instructions.

Reset your computer

In the resetting process, you can choose to keep your files or remove them when you reinstall the operating 
system. 

Note:

The items in the graphical user interface (GUI) might change without notice.

1.  Open the Start menu, and then click 

Settings 

➙ 

Update & Security 

➙ 

Recovery

.

2.  In the 

Reset this PC 

section, click 

Get started

.

3.  Follow the on-screen instructions to reset your computer.

Use advanced options

Note:

The items in the graphical user interface (GUI) might change without notice.

1.  Open the Start menu, and then click 

Settings 

➙ 

Update & security 

➙ 

Recovery

.

2.  In the 

Advanced startup 

section, click 

Restart now 

➙ 

Troubleshoot 

➙ 

Advanced options

.

3.  Select a preferred option from the following list, and then follow the on-screen instructions. 

•  Restore the Windows operating system from a restore point recorded on your computer

•  Restore the Windows operating system from a specific system image

•  Fix problems that prevent the Windows operating system from loading

•  Use the Command Prompt for advanced troubleshooting

•  Change the UEFI firmware settings on your computer

•  Change the startup settings of the Windows operating system

•  Go back to the previous build

Windows automatic recovery

Note:

Ensure that your computer is connected to ac power during the recovery process.

The Windows recovery environment on your computer operates independently from the Windows 10 
operating system. It enables you to recover or repair the operating system even if the Windows 10 operating 
system fails to start.

After two consecutive failed boot attempts, the Windows recovery environment starts automatically. Then 
you can choose repair and recovery options by following the on-screen instructions.

Create and use a recovery USB device

It is recommended that you create a recovery USB drive as early as possible as a backup for the Windows 
recovery programs. With the recovery USB drive, you can troubleshoot and fix the problems even if the 
preinstalled Windows recovery programs are damaged. If you did not create a recovery USB drive as a 

Chapter 5

.

Configure advanced settings

29

Summary of Contents for IdeaPad L340 Series

Page 1: ...Lenovo IdeaPad L340 Series User Guide ...

Page 2: ...nt safety information on page 35 Safety and Warranty Guide Setup Guide First Edition December 2018 Copyright Lenovo 2018 LIMITED AND RESTRICTED RIGHTS NOTICE If data or software is delivered pursuant to a General Services Administration GSA contract use reproduction or disclosure is subject to restrictions set forth in Contract No GS 35F 05925 ...

Page 3: ...Lock the computer 23 Use passwords 23 Password types 23 Set administrator password 24 Change or remove administrator password 24 Set user password 24 Enable power on password 25 Set hard disk password 25 Change or remove hard disk password 25 Use firewalls and antivirus programs 26 Chapter 5 Configure advanced settings 27 UEFI BIOS 27 What is UEFI BIOS setup utility 27 Start the UEFI BIOS setup ut...

Page 4: ...ii Lenovo IdeaPad L340 Series User Guide ...

Page 5: ...e changes to the Windows operating system through Windows Update As a result some information in this documentation might become outdated Refer to Microsoft resources for the latest information This documentation applies to the following product models Model name Machine type MT Lenovo IdeaPad L340 15IWL 81LG Lenovo IdeaPad L340 15IWL U 81LG Lenovo IdeaPad L340E 15IWL D 81LG Lenovo IdeaPad L340 15...

Page 6: ...iv Lenovo IdeaPad L340 Series User Guide ...

Page 7: ... shutter to cover or uncover the camera lens It is designed to protect your privacy 3 Camera indicator If the indicator is on the camera is in use 4 Wireless LAN Bluetooth antennas Send and receive radio waves for the wireless LAN Bluetooth module Note The antennas are not visible from outside of the computer Copyright Lenovo 2018 1 ...

Page 8: ...5 Microphones Capture or record sound and voice 6 Screen Displays text graphics and videos Select models support multi touch function 2 Lenovo IdeaPad L340 Series User Guide ...

Page 9: ...Top 1 Ventilation slots Dissipate internal heat 2 Touchpad Perform finger touch and all the functions of a traditional mouse Chapter 1 Meet your computer 3 ...

Page 10: ...n slots The ventilation slots and internal fan enable air to circulate in the computer to ensure proper cooling especially the cooling of the microprocessor 2 Speakers Produce sound 4 Lenovo IdeaPad L340 Series User Guide ...

Page 11: ...s with HDMI input such as a TV or a display 5 USB 3 0 connector Connects USB compatible devices such as a USB keyboard USB mouse USB storage device or USB printer 6 Audio connector Connect headphones or a headset with a 3 5 mm 0 14 inch 4 pole plug to listen to the sound from the computer Note The conventional microphone is not supported 7 USB CTM connector Connects to USB C accessories to expand ...

Page 12: ...tup utility or to enter the boot menu 9 Power LED Indicates whether the computer is on off or on sleep mode USB C is designed with 5V 1 5A power specifications Ensure that the power specification of the device connected to this port is within these power limits 6 Lenovo IdeaPad L340 Series User Guide ...

Page 13: ...D drive Allows to perform read write data operation in a CD DVD 2 Mini security lock slot Lock your computer to a desk table or other fixtures through a compatible security cable lock Chapter 1 Meet your computer 7 ...

Page 14: ...To view the microprocessor information of your computer right click the Start button and then click System Memory Double data rate 4 DDR4 small outline dual in line memory module SODIMM Dual in line memory module Storage device 2 5 Inch SATA SSD M 2 PCIe SATA SSD 2 5 Inch SATA HDD Intel Optane memory 9 mm SATA optical disk drive Display Display size 15IWL models 396 24 mm 15 6 inches 17IWL models ...

Page 15: ...st environment Capacities measured in other environments may differ but are no lower than the rated capacity see product label Statement on USB transfer rate Depending on many factors such as the processing capability of the host and peripheral devices file attributes and other factors related to system configuration and operating environments the actual transfer rate using the various USB connect...

Page 16: ...10 Lenovo IdeaPad L340 Series User Guide ...

Page 17: ... of the Administrator type With an Administrator account you can create additional user accounts or change account types by doing the following 1 Open the Start menu and select Settings Accounts Family other users 2 Follow the on screen instructions Microsoft account You can also log in to the Windows operating system with a Microsoft account To create a Microsoft account go to the Microsoft sign ...

Page 18: ...g them 7 Windows notification area Display notifications and status of some features 8 Battery status icon Display power status and change battery or power settings When your computer is not connected to ac power the icon changes to 9 Network icon Connect to an available wireless network and display the network status When connected to a wired network the icon changes to 10 Action center Display t...

Page 19: ...tell whether your preinstalled Windows product is genuine refer to the information provided by Microsoft at https www microsoft com en us howtotell default aspx There are no external visual indicators of the Product ID or Windows version for which the computer is licensed Instead the Product ID is recorded in the computer firmware Whenever a Windows 10 product is installed the installation program...

Page 20: ...the computer model System Update Download and install firmware and driver updates to keep your computer up to date You can configure the options to install updates automatically when available Hardware Settings Configure intelligent settings of the following hardware to make your computer smarter to use Battery Camera Computer display Keyboard Microphone Speakers Touchpad Health Support Monitor yo...

Page 21: ... LCD screen Enable the external projector or dangle the external display Decrease display brightness Increase display brightness Hotkey mode Some hotkeys share keys with functions keys F1 to F12 The hotkey mode is a UEFI BIOS setting that changes how hotkeys or function keys are used Hotkey mode setting How to use hotkeys How to use function keys Disabled Hold down the Fn key and press one of the ...

Page 22: ...rough items such as lists pages and photos Drag an item to the location you want Move an object Move two fingers closer together Zoom out Move two fingers farther apart Zoom in Swipe in from the right edge Open the action center to see your notifications and quick actions Swipe in from the left edge View all your open windows in task view Swipe downwards shortly from the top edge for full screened...

Page 23: ...g Smart audio helps protect against hearing loss The feature limits the computer s maximum volume to 130 mV when a headset or headphone is connected To change the setting 1 Go to Control Panel and view by large icons 2 Click SmartAudio In the window displayed click the Disable Headphone Limiter icon Then follow the on screen instructions Use the camera You can use the built in camera to take photo...

Page 24: ...en instructions Set the display mode Press and then select a display mode of your preference PC screen only Displays the video output only on your computer screen Note Depending on the situation you might see Disconnect PC screen only Computer only or Disconnect projector Duplicate Displays the same video output on both your computer screen and an external display Extend Extends the video output f...

Page 25: ...Note If you set a higher resolution for the computer display than the external display only part of the screen can be displayed on the external display Chapter 2 Get started with your computer 19 ...

Page 26: ...20 Lenovo IdeaPad L340 Series User Guide ...

Page 27: ...ttery charging is also affected by its temperature The recommended temperature range for charging the battery is between 10 C 50 F and 35 C 95 F Note To maximize the life of the battery the computer does not start recharging the battery if the remaining power is greater than 95 Check the battery temperature 1 Open Lenovo Vantage See Use Lenovo Vantage on page 14 2 Click Hardware Settings Power 3 L...

Page 28: ...nect all types of Bluetooth device to your computer such as a keyboard a mouse a smartphone or speakers The devices must be within a short distance usually 10 meters 33 feet from the computer 1 Open the Start menu and then click Settings Devices Bluetooth other devices Turn on the Bluetooth switch 2 Click Add Bluetooth or other device Bluetooth 3 Select a Bluetooth device and then follow the on sc...

Page 29: ...eature Cable locks for your product are available from Lenovo at https www lenovoquickpick com Use passwords This section introduces types of passwords in UEFI Unified Extensible Firmware Interface or BIOS Basic Input Output System and how to set change and remove a password Password types You can set various passwords in the UEFI BIOS setup utility Password type Pre requisite When set Administrat...

Page 30: ...only letters and numbers press Enter Step 4 Type in the password again and press Enter Step 5 Select Exit Exit Saving Changes Next time you start the computer you must type in the administrator password to start the setup utility If Power on Password is enabled you must type in the administrator password or the user password to start the computer Change or remove administrator password Only the ad...

Page 31: ...isk password If you forget the hard disk password a Lenovo authorized servicer cannot reset your password or recover data from the hard disk You must take your computer to a Lenovo authorized servicer or a marketing representative to have the hard disk drive replaced Proof of purchase is required and a fee will be charged for parts and service Step 1 Start the UEFI BIOS setup utility Step 2 Select...

Page 32: ...wall protects against computer Internet security threats unauthorized access intrusions and Internet attacks It also protects your privacy A full version of antivirus program is provided with a free 30 day subscription After 30 days you must renew the license to continue receiving the antivirus program updates For more information see the help system of the program 26 Lenovo IdeaPad L340 Series Us...

Page 33: ...abled press Fn F2 Navigate in the BIOS interface You can navigate in the BIOS interface by pressing the following keys F1 Displays the General Help screen F9 Restores to the default settings F10 Saves your configuration and exits F5 Changes to a lower value F6 Changes to a higher value Locates an item Selects a tab Esc Exits the submenu and returns to the parent menu Enter Enters the selected tab ...

Page 34: ...install a new program device driver or hardware component you might need to update UEFI BIOS Download and install the latest UEFI BIOS update package by one of the following methods From Lenovo Vantage 1 Open Lenovo Vantage See Use Lenovo Vantage on page 14 2 Click System Update In the Lenovo System Update section click Check For Updates The available update packages are displayed and categorized ...

Page 35: ...rom the following list and then follow the on screen instructions Restore the Windows operating system from a restore point recorded on your computer Restore the Windows operating system from a specific system image Fix problems that prevent the Windows operating system from loading Use the Command Prompt for advanced troubleshooting Change the UEFI firmware settings on your computer Change the st...

Page 36: ...ect the prepared USB drive to the computer 4 Type recovery in the search box Then click Create a recovery drive 5 Click Yes in the User Account Control window to allow the Recovery Media Creator program to start 6 In the Recovery Drive window follow the on screen instructions to create a recovery USB drive Use the recovery USB drive 1 Ensure that your computer is connected to ac power 2 Connect th...

Page 37: ... computer immediately The more quickly you stop the current from passing through the computer the more likely you will reduce damage from short circuits Attention Although you might lose some data or work by turning off the computer immediately leaving the computer on might make your computer unusable 2 Do not try to drain out the liquid by turning over the computer If your computer has keyboard d...

Page 38: ...ty Guide Setup Guide User Guide Regulatory Notice 1 Go to https support lenovo com 2 Detect your computer or select computer model manually 3 Select Documentation and filter out the documentation you want Lenovo Support Web site with the latest support information of the following Drivers and software Diagnostic solutions Product and service warranty Product and parts details Knowledge base and fr...

Page 39: ...ormation Product name Machine type and serial number The following illustration shows where to find the machine type and serial number of your computer Lenovo Customer Support Center During the warranty period you can call Lenovo Customer Support Center for help Telephone numbers For a list of the Lenovo Support phone numbers for your country or region Go to https pcsupport lenovo com supportphone...

Page 40: ...are available Services not covered Replacement or use of parts not manufactured for or by Lenovo or nonwarranted parts Identification of software problem sources Configuration of UEFI BIOS as part of an installation or upgrade Changes modifications or upgrades to device drivers Installation and maintenance of network operating systems NOS Installation and maintenance of programs For the terms and ...

Page 41: ...n includes references to power adapters and batteries In addition some products such as speakers and monitors ship with external power adapters If you have such a product this information applies to your product In addition computer products contain a coin sized internal battery that provides power to the system clock even when the computer is unplugged so the battery safety information applies to...

Page 42: ...uids away from your computer Protect the cables from being damaged Applying strong force to cables may damage or break them Route communication lines or the cables of an ac power adapter a mouse a keyboard a printer or any other electronic device so that they cannot be walked on tripped over pinched by your computer or other objects or in any way subject to treatment that could interfere with the ...

Page 43: ... from your product Or you might hear sounds like popping cracking or hissing These might merely mean that an internal electronic component has failed in a safe and controlled manner Or they might indicate a potential safety issue Do not take risks or attempt to diagnose the situation yourself Contact the Customer Support Center for further guidance For a list of Service and Support phone numbers s...

Page 44: ...ved for customer installation are referred to as Customer Replaceable Units or CRUs Lenovo provides documentation with instructions when it is appropriate for customers to install options or replace CRUs You must closely follow all instructions when installing or replacing parts The Off state of a power indicator does not necessarily mean that voltage levels inside a product are zero Before you re...

Page 45: ...gradual corrosion of power cord terminals and or the connector terminals on a power adapter which can eventually result in overheating Ensure that all power cord connectors are securely and completely plugged into receptacles Do not use any power adapter that shows corrosion at the ac input pins or shows signs of overheating such as deformed plastic at the ac input pins or anywhere on the power ad...

Page 46: ... Consult an electrician for more information if you have questions about power loads and branch circuit ratings Be sure that the power outlet you are using is properly wired easily accessible and located close to the equipment Do not fully extend power cords in a way that will stress the cords Be sure that the power outlet provides the correct voltage and current for the product you are installing...

Page 47: ...at room temperature charged to approximately 30 to 50 of capacity We recommend that the batteries be charged about once per year to prevent overdischarge Do not put the battery in trash that is disposed of in landfills When disposing of the battery comply with local ordinances or regulations Notice for removable rechargeable battery DANGER Only recharge the battery strictly according to instructio...

Page 48: ...chocking or severe internal burns in just two hours and might even result in death Keep batteries away from children If the lithium coin cell battery is swallowed or placed inside any part of the body seek medical care immediately Do not Throw or immerse into water Heat to more than 100 C 212 F Repair or disassemble Leave in an extremely low air pressure environment Leave in an extremely high temp...

Page 49: ... computer or charge the battery near flammable materials or in explosive environments Ventilation slots fans and or heat sinks are provided with the product for safety comfort and reliable operation These features might inadvertently become blocked by placing the product on a bed sofa carpet or other flexible surface Never block cover or disable these features When the ac power adapter is connecte...

Page 50: ... internal parts enclosures are fastened into place Never use the computer when internal parts and circuits are exposed DANGER Connect and disconnect cables as described in the following procedures when installing moving or opening covers on this product or attached devices To connect 1 Turn everything OFF 2 First attach all cables to devices 3 Attach signal cables to connectors 4 Attach power cord...

Page 51: ...ral laws Using headphones or earphones Excessive sound pressure from earphones and headphones can cause hearing loss Adjustment of the equalizer to maximum increases the earphone and headphone output voltage and the sound pressure level Therefore to protect your hearing adjust the equalizer to an appropriate level Excessive use of headphones or earphones for a long period of time at high volume ca...

Page 52: ...tructions direct you to install it When you handle options or CRUs or perform any work inside the computer take the following precautions to avoid static electricity damage Limit your movement Movement can cause static electricity to build up around you Always handle components carefully Handle adapters memory modules and other circuit boards by the edges Never touch exposed circuitry Prevent othe...

Page 53: ...tic bags Keep your computer away from magnets activated cellular phones electrical appliances or speakers more than 13 cm or 5 inches Avoid subjecting your computer to extreme temperatures below 5 C 41 F or above 35 C 95 F Avoid placing any objects including paper between the display and the keyboard or the palm rest Computer display might be designed to be opened and used at a certain angle Do no...

Page 54: ...er directly onto the keyboard To remove any crumbs or dust from beneath the keys you can use a camera blower with a brush or use cool air from a hair dryer Cleaning the computer screen Scratches oil dust chemicals and ultraviolet light can affect the performance of your computer screen Use a dry soft lint free cloth to wipe the screen gently If you see a scratchlike mark on your screen it might be...

Page 55: ...k Turn on or turn off Mouse Keys Left Alt Left Shift PrtScn or PrtSc Turn on or turn off High Contrast For more information go to https windows microsoft com and then search using any of the following keywords keyboard shortcuts key combinations shortcut keys Ease of Access Center Ease of Access Center on the Windows operating system enables you to configure your computers to suit their physical a...

Page 56: ...mails To use Speech Recognition 1 Go to Control Panel and view by Category 2 Click Ease of Access Speech Recognition 3 Follow the on screen instructions Screen reader technologies Screen reader technologies are primarily focused on software program interfaces help systems and various online documents For additional information about screen readers see the following Using PDFs with screen readers h...

Page 57: ...ough a screen reader Each image in the documentation also includes adequate alternative text so that visually impaired users can understand the image when they use a screen reader Ergonomic information Good ergonomic practice is important to get the most from your personal computer and to avoid discomfort Arrange your workplace and the equipment you use to suit your individual needs and the kind o...

Page 58: ...ht not be possible to observe the best ergonomic practices when you are using your computer while on the move or in a casual setting Regardless of the setting try to observe as many of the tips as possible Sitting properly and using adequate lighting for example helps you maintain desirable levels of comfort and performance If your work area is not in an office setting ensure to take special note ...

Page 59: ...sibility EU_DoC_notebooks For wireless peripheral devices https www lenovo com us en social_responsibility EU_DoC_wireless_ options Lenovo cannot accept responsibility for any failure to satisfy the protection requirements resulting from a non recommended modification of the product including the installation of option cards from other manufacturers This product has been tested and found to comply...

Page 60: ...assist equipment owners in recycling their IT products For information about recycling Lenovo products go to https www lenovo com recycling The latest environmental information about our products is available at https www lenovo com ecodeclaration Important WEEE information The WEEE marking on Lenovo products applies to countries with WEEE and e waste regulations for example the European WEEE Dire...

Page 61: ...a local government In accordance with the Law for Promotion of Effective Utilization of Resources Lenovo Japan provides through its PC Collecting and Recycling Services for the collecting reuse and recycling of disused computers and monitors For details visit the Lenovo Web site at https www lenovo com recycling japan Pursuant to the Law for Promotion of Effective Utilization of Resources the coll...

Page 62: ...gue para o nosso SAC ou encaminhe um e mail para reciclar lenovo com informando o modelo número de série e cidade a fim de enviarmos as instruções para o correto descarte do seu produto Lenovo Battery recycling information for the European Union Notice This mark applies only to countries within the European Union EU Batteries or packaging for batteries are labeled in accordance with European Direc...

Page 63: ...r a waste disposal operator and follow their instructions Disposing of battery packs from Lenovo products Your Lenovo device might contain a lithium ion battery pack or a nickel metal hydride battery pack You can find details on the battery pack in the product documentation If you need to dispose of a battery pack insulate it with vinyl tape contact Lenovo sales service or your place of purchase o...

Page 64: ...o to https www lenovo com rohs communication Turkish RoHS The Lenovo product meets the requirements of the Republic of Turkey Directive on the Restriction of the Use of Certain Hazardous Substances in Waste Electrical and Electronic Equipment WEEE Ukraine RoHS India RoHS RoHS compliant as per E Waste Management Rules China RoHS The information in the following table is applicable to products manuf...

Page 65: ...Appendix C Compliance information 59 ...

Page 66: ...e reasonable protection against harmful interference in a residential installation This equipment generates uses and can radiate radio frequency energy and if not installed and used in accordance with the instructions may cause harmful interference to radio communications However there is no guarantee that interference will not occur in a particular installation If this equipment does cause harmfu...

Page 67: ...ct is in conformity with the protection requirements of EU Council Directive 2014 30 EU on the approximation of the laws of the Member States relating to electromagnetic compatibility This product has been tested and found to comply with the limits for Class B equipment according to European Standards harmonized in the Directives in compliance The Class B requirements for equipment are intended to...

Page 68: ...or products which connect to the power mains with rated current less than or equal to 20 A per phase Japan notice for ac power cord The ac power cord shipped with your product can be used only for this specific product Do not use the ac power cord for other devices Other compliance information This section provides other compliance information about Lenovo products Export classification notice Thi...

Page 69: ...omputers at the time of manufacture For more information about Lenovo ENERGY STAR certified products go to https www lenovo com us en social_responsibility energy By using ENERGY STAR compliant products and taking advantage of the power management features of your computer you reduce the consumption of electricity Reduced electrical consumption contributes to potential financial savings a cleaner ...

Page 70: ...64 Lenovo IdeaPad L340 Series User Guide ...

Page 71: ...e right to improve and or modify the products and software programs described in the manuals included with your computer and the content of the manual at any time without additional notice The software interface and function and hardware configuration described in the manuals included with your computer might not match exactly the actual configuration of the computer that you purchase For the conf...

Page 72: ...ons or comments contact or visit the Lenovo Web site https support lenovo com Trademarks LENOVO and the LENOVO logo are trademarks of Lenovo Intel Intel SpeedStep Optane and Thunderbolt are trademarks of Intel Corporation or its subsidiaries in the U S and or other countries Microsoft Windows Direct3D BitLocker and Cortana are trademarks of the Microsoft group of companies Mini DisplayPort mDP and...

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