B70-80 User Guide
Contents
1. gently Ef Insert the connector into the RJ 45 port EJ m Software configuration Consult your Internet Service Provider ISP for details on how to configure your computer Chapter 1 Getting to know your computer s Right side view E1 Combo audio Connects to headsets jack Notes The combo audio jack does not support conventional microphones e The recording function may not be supported if third party headphones or headsets are connected due to different industry standards E Memory card slot Insert memory cards not supplied here For details see Using memory cards not supplied on page 11 USB 3 0 ports Connect to USB 3 0 devices For details see Connecting USB devices on page 7 El Optical disc drive Reads Burns optical discs Note Some models are supplied with a dummy optical disc drive H Kensington slot Attach a security lock not supplied here to help protect your computer from theft and unauthorized use You can attach a security lock to your computer to help prevent it from being removed without your permission For details on installing the security lock Do refer to the instructions shipped with the security lock that you have purchased Chapter 1 Getting to know your computer s Front view o 10 System status o Oc a Power status indicator 5 indicators Battery status indicator Indica2. H Remove the screws and detach the metal frame from the hard disk drive Attach the metal frame to a new hard disk drive and tighten the screws Put the hard disk drive gently into the hard disk drive bay with the tab facing upwards and the connectors facing each other then push it firmly into space Reinstall the frame fixing screw Reinstall the compartment cover and tighten the screws Reinstall the battery pack Turn the computer over again Connect the AC power adapter and the cables to the computer Appendix CRU instructions s Replacing memory You can increase the amount of memory in your computer by installing a double data rate three low voltage synchronous dynamic random access memory DDR3L SDRAM available as an option in the memory slot of your computer DDR3L SDRAMs are available in various capacities Note Use only the memory types supported by your computer If you incorrectly install optional memory or install an unsupported memory type a warning beep will sound when you try to start the computer To replace a DDR3L SDRAM do the following Touch a metal table or a grounded metal object to reduce any static electricity in your body which could damage the DDR3L SDRAM Do not touch the contact edge of the DDR3L SDRAM Turn off the computer Disconnect the AC power adapter and all cables from the computer Close the computer display and turn the computer over Remove the b
3. The connectors and bay of the hard disk drive were not designed for frequent changes or drive swapping The preinstalled software is not included on an optional hard disk drive Handling a hard disk drive Donotdrop the drive or subject it to physical shocks Put the drive on a material such as soft cloth that absorbs the physical shock Donotapply pressure to the cover of the drive Do not touch the connector The hard disk drive is very sensitive Incorrect handling may cause damage and permanent loss of data on it Before removing the hard disk drive make a backup copy of all the information on it and then turn the computer off Never remove the drive while the system is operating in sleep mode 29 Appendix CRU instructions 30 To replace the hard disk drive do the following Turn off the computer Disconnect the AC power adapter and all cables from the computer Close the computer display and turn the computer over Remove the battery pack For details see Replacing the battery on page 28 Remove the Hard disk drive Memory Central processing unit Mini PCI Express Card slot compartment cover a Loosen the screws that secure the compartment cover Ell b Remove the compartment cover H Appendix CRU instructions Remove the frame fixing screws EJ ERS ae e 31 Appendix CRU instructions 32 Take out the hard disk drive secured in a metal frame
4. es Replacing the fan assembly To replace the fan assembly do the following Turn off the computer Disconnect the AC power adapter and all cables from the computer Close the computer display and turn the computer over Q Remove the battery pack For details see Replacing the battery on page 28 Remove the Hard disk drive Memory Central processing unit Mini PCI Express Card slot compartment cover a Loosen the screws that secure the compartment cover Efl b Remove the compartment cover H 35 Appendix CRU instructions Detach the fan connector in the direction shown by arrow Kl and loosen the three screws J to lift the fan assembly 36 Appendix CRU instructions Lift the fan assembly in the direction shown by arrow Ell Be careful not to damage the connector Reinstall the new fan assembly tighten the screws and attach the connector Q Reinstall the compartment cover and tighten the screws Reinstall the battery pack 9 Turn the computer over again Connect the AC power adapter and the cables to the computer 37 Appendix CRU instructions 38 Replacing the keyboard To replace the keyboard do the following Turn off the computer Disconnect the AC power adapter and all cables from the computer Close the computer display and turn the computer over Q Remove the battery pack For details see Replacing the battery on page 28 Remove the Hard d
5. not open the display panel beyond 130 degrees When closing the display panel be careful not to leave pens or any other objects in between the display panel and the keyboard Otherwise the display panel may be damaged Chapter 1 Getting to know your computer Integrated camera Built in microphone antennas Display Power button E H AH Wireless n H H Touch pad Use the camera for video communication Captures sound which can be used for video conferencing voice narration or audio recording Connect to the wireless adapter to receive and send wireless radio Provides brilliant visual output Press this button to turn on the computer The touch pad functions as a conventional mouse Touch pad To move the pointer on the screen slide your fingertip over the pad in the direction in which you want the pointer to move Touch pad buttons The functions of the left right side correspond to those of the left right mouse button on a conventional mouse Note You can enable or disable the Touch pad and the Touch pad buttons by pressing EJ Numeric keypad For details see Using the keyboard on page 3 Chapter 1 Getting to know your computer m Using the keyboard Your computer has number keys and function keys and may also have a numeric keypad incorporated into its standard keyboard Numeric keypad The keyboard has a separate numeric keypad To enable or disable the numeric keypad press the Num Lock
6. of available wireless networks will be displayed Windows 8 1 Open the charms bar and select Settings Ed gt a A list of available wireless networks will be displayed Q Click a network name in the list and then click Connect Note Some networks require a network security key or passphrase for connection To connect to one of those networks ask the network administrator or the Internet service provider ISP for the security key or passphrase m Software configuration Consult your Internet Service Provider ISP for details on how to configure your computer 15 Chapter 2 Starting to use Windows 16 Help and support If you have any problems using the operating system see the Windows Help and Support file To open the Windows Help and Support file do one of the following Windows 7 Click Start Help and Support Windows 8 1 Open the charms bar and select Settings select Help on the Settings menu Press F1 or Fn F1 depending on your keyboard layout You can read the Windows Help and Support file on your computer You can also get online help and support by clicking the link listed under More to explore Note A new app Help Tips is also available on the Start screen for you to learn new features of Windows 8 1 Switching screens for the Windows 8 1 operating system To switch from the Start screen to the Windows desktop do one of the following Click the Desktop tile on th
7. ports Connect to USB devices Notes The blue port supports USB 3 0 For details see Connecting USB devices on page 7 Chapter 1 Getting to know your computer B Connecting USB devices You can connect a USB device to your computer by inserting its USB plug Type A into the USB port on your computer The first time you plug a USB device into a particular USB port on your computer Windows automatically installs a driver for that device After the driver is installed you can disconnect and reconnect the device without performing any additional steps Note Typically Windows detects a new device after connecting it and then installs the driver automatically However some devices may require you to install the driver before connecting Check the documentation provided by the device s manufacturer before connecting the device Before disconnecting a USB storage device make sure your computer has finished transferring data by that device Click the Safely Remove Hardware and Eject Media icon in the notification area of the Windows desktop screen to remove the device before disconnecting Note If your USB device uses a power cord connect the device to a power source before connecting it Otherwise the device may not be recognized Chapter 1 Getting to know your computer B Connecting network cables To insert a network cable do the following Hold one connector of the network cable to press the RJ 45 cover down
8. the local hard disk drive or an external storage device Remove the removable hard disk drive before starting the Lenovo OneKey Recovery system Otherwise data from the removable hard disk drive might be lost The back up process may take a while The back up process is only available when Windows can be started normally Restoring You can choose to restore the system partition to its original status or to a previously created back up point To restore the system partition Q In Windows press the Novo button or double click OneKey Recovery icon to start the Lenovo OneKey Recovery system Click System Recovery The computer will restart to the recovery environment 19 Chapter 3 Lenovo OneKey Recovery system Follow the on screen instructions to restore the system partition to its original status or to a previously created back up point Notes e The recovery process is irreversible Make sure to back up any data you wish to save on the system partition before starting the recovery process e The recovery process may take a while So be sure to connect the AC power adapter to your computer during the recovery process e The above instructions should be followed when Windows can be started normally If Windows cannot be started follow the steps below to start the Lenovo OneKey Recovery system Q Shut down the computer Press the Novo button From the Novo button menu select System recovery and press Enter 2
9. 0 Chapter 4 Troubleshooting e Frequently asked questions This section lists frequently asked questions by category B Finding information What safety precautions should I follow when using my computer The Lenovo Safety and General Information Guide contains safety precautions for using your computer Read and follow all the precautions when using your computer Where can I find the hardware specifications for my computer You can find hardware specification for your computer from the printed flyers which came with your computer Where can I find warranty information For the warranty applicable to your computer including the warranty period and type of warranty service see the Lenovo limited warranty flyer m Drivers Where can I find drivers for the various hardware devices of my computer If your computer is preinstalled with a Windows operating system Lenovo provides drivers for the hardware devices that you need on the C or D partition of your hard disk You can also download the latest device drivers from the Lenovo consumer support Web site 21 Chapter 4 Troubleshooting m Lenovo OneKey Recovery system Where are the recovery discs Your computer did not come with recovery discs Use the Lenovo OneKey Recovery system if you need to restore the system to its factory status What can I do if the back up process fails If you can start the backup but it fails during the back up process try the following ste
10. Remove the Hard disk drive Memory Central processing unit Mini PCI Express Card slot compartment cover a Loosen the screws that secure the compartment cover Efl b Remove the compartment cover H Remove the screw shown in the illustration Ef 41 Appendix CRU instructions Gently pull the optical drive out EA 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 User Guide and Setup Guide AC power adapter O Power cord for AC power adapter O Battery pack O Hard disk drive O Memory O Fan assembly O Keyboard O Optical drive O 42 Trademarks The following terms are trademarks or registered trademarks of Lenovo in the United States other countries or both Lenovo OneKey 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 CE 43 lenovo en US Rev AAOO SLOZ BUIUD o oue TO
11. SB optical disk drive use an external device power adapter Otherwise the device may not be recognized or system shut down may result 27 Appendix CRU instructions 28 Notes e The CRU service is only applicable to certain countries e Make sure the battery has been removed before replacing any devices Replacing the battery Note Use only the battery provided by Lenovo Any other battery could ignite or explode To replace the battery do the following Turn off the computer Disconnect the AC power adapter and all cables from the computer Close the computer display and turn the computer over Unlock the manual battery latch Efl Slide the spring loaded latch to the unlocked position to eject the battery pack EJ Lift up the inner edge of the battery pack pivoting it on the outer edge J Slide the battery pack in the indicated direction to remove it Ef Install a fully charged battery Q Slide the manual battery latch to the locked position Q Turn the computer over again Connect the AC power adapter and the cables to the computer Appendix CRU instructions s Replacing the hard disk drive You can increase the storage capacity of your computer by replacing the hard disk drive with one of greater capacity You can purchase a new hard disk drive from your reseller or Lenovo marketing representative Notes e Replace the hard disk drive only if you upgrade it or have it repaired
12. attery pack For details see Replacing the battery on page 28 Remove the Hard disk drive Memory Central processing unit Mini PCI Express Card slot compartment cover a Loosen the screws that secure the compartment cover Ell b Remove the compartment cover EH 33 Appendix CRU instructions 34 If two DDR3L SDRAMs are already installed in the memory slot remove one of them to make room for the new one by pressing out on the latches on both edges of the socket at the same time Be sure to save the old DDR3L SDRAM for future use Align the notch of the DDR3L SDRAM with the protrusion of the socket and gently insert the DDR3L SDRAM into the socket at a 30 45 angle Push the DDR3L SDRAM inward toward the socket until the latches on both edges of the socket are pushed into the closed position pa lt gt RT ZA Q After aligning the attachment clips with their matching gaps reinstall the compartment cover Reinstall and tighten the screws Reinstall the battery Turn the computer over again 9 Connect the AC power adapter and the cables to the computer To make sure that the DDR3L SDRAM is installed correctly do as follows Q Turn the computer on Hold Fn F2 during startup The BIOS setup utility screen opens The System Memory item shows the total amount of memory installed in your computer Appendix CRU instructions
13. devices to play print and project Foy Settings charm The Settings charm lets you perform basic tasks such as setting the volume or shutting down the computer Also you can get to the Control Panel through the Settings charm when using the desktop screen 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 e If your computer is preinstalled with an operating system other than Windows OneKey Recovery system is not available To utilize the features of the OneKey Recovery system your hard disk already includes a hidden partition by default to store the system image file and the OneKey Recovery system program files This default partition is hidden for security reasons which explains why the available disk space is less than the stated capacity Backing up the system partition You can back up the system partition to an image file This image file can be used to restore the system partition To back up the system partition In Windows press the Novo button or double click OneKey Recovery icon to start the Lenovo OneKey Recovery system Click System Backup Q Select a back up location and click Next to start the backup Notes Youcan choose a back up location on
14. e Start screen Press the Windows key sj D To switch from the desktop to the Start screen do one of the following e Click Start from the charms bar Press the Windows key a Move the cursor to the lower left corner and then click the Start button To switch different apps do the following By using a mouse or the touch pad move the cursor to upper left corner and then slide it downwards When the apps list appears click to switch apps Chapter 2 Starting to use Windows Charms and the charms bar for the Windows 8 1 operating system Charms are navigation buttons that let you access basic tasks guickly Charms include Search Share Start Devices and Settings The charms bar is the menu that contains the charms To display the charms do one of the following Move the pointer to the upper right or lower right corner until the charms bar is displayed Press Windows key C Search charm The Search charm is a powerful new way to find what you are looking for including settings files Web images Web videos etc 17 Chapter 2 Starting to use Windows 18 Share charm The Share charm lets you send links photos and more to your friends and social networks without leaving the app you are in CJ Start charm The Start charm is a fast way to go to the Start screen Devices charm The Devices charm allows you to connect or send files to any external devices including the
15. e active operate with a fully charged Turn off the computer for one minute to reset the battery protector then turn on the computer again A hard disk drive problem The hard disk drive does Inthe Boot menu in the BIOS setup utility make sure not work that the hard disk drive is included in the EFI list 26 Other problems Your computer does not respond need to start the computer from a connected device but the device does not appear on the boot device list The connected external device does not work Chapter 4 Troubleshooting To turn off your computer press and hold the power button for 4 seconds or more If the computer still does not respond remove the battery pack and 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 Check the boot mode setting in the BIOS setup utility If Boot Mode is set to UEFI make sure that the device or the medium in the device supports UEFI boot If the device or the medium in the device does not support UEFI boot set Boot Mode to Legacy Support If the device still does not appear in the boot device list replace with a new device or medium Do not connect or disconnect any external device cables other than USB while the computer power is on otherwise you might damage your computer When using a high power consumption external device such as an external U
16. e teet eet la en Degree det lanes 10 BOHODY VIEW iud teet ette eee t Rte C Ee ee ater epit ae essen Pese pes 12 Chapter 2 Starting to use Windows eene 13 Configuring the operating system for the first time sss 13 Putting the computer to sleep or shutting it down sss 14 Connecting to a wireless network sse 15 Helpand support ieu e nal a a a A iia 16 Switching screens for the Windows 8 1 operating system ss 16 Charms and the charms bar for the Windows 8 1 operating system 17 Chapter 3 Lenovo OneKey Recovery system 19 Chapter 4 Troubleshooting eere nenne 21 Frequently asked questions sess nens 21 Troubleshoottig creen A 24 Appendix CRU instructions rroronnnnnnnnnn nn nn nennen 28 Replacing the battery etre nite dette ger semis 28 Replacing the hard disk drive oo sss 29 Replacing Memory sit obra fette manie nie eie ett pui iude 33 Replacing the fan assembly etre dence e rei e 35 Replacing the keyboard eee eee a etta 38 Removing the optical drives snina aa asanarea oi miasa iaeiiai 41 TradamatkSsiiiza ai o s vn 43 Chapter 1 Getting to know your computer 8 Top view Note The dashed areas indicate parts that are invisible from outside Attention Do
17. esume use bypassing the startup process To put the computer to sleep do one of the following Close the display lid Press the Power button Do the proper operations in the operating system Windows 7 Click Start Sleep Windows 8 1 Right click the Start button in the lower left corner and select Shut down or sign out Sleep Open the charms and then select Settings fJ Power Sleep Note Put your computer to sleep before you move it Moving your computer while the hard disk drive is spinning can damage the hard disk causing loss of data To wake the computer do one of the following Press any key on the keyboard Press the Power button Note Only available to the factory settings Shutting down the computer If you are not going to use your computer for a long time shut it down To shut down the computer do one of the following Windows 7 Click Start Shut down Windows 8 1 Press and hold or right click the Start button in the lower left corner and select Shut down or sign out Shut down Open the charms bar and select Settings Eel Power Shut down Chapter 2 Starting to use Windows 8 Connecting to a wireless network To connect to a wireless network do the following Press F7 to turn on the wireless feature View the available wireless networks Windows 7 Click the wireless network connection status icon in the Windows notification area A list
18. isk drive Memory Central processing unit Mini PCI Express Card slot compartment cover a Loosen the screws that secure the compartment cover Kl b Remove the compartment cover FH Appendix CRU instructions Remove the screws El Turn the computer over open the display and lift the keyboard in the direction shown by arrow Ef 39 Appendix CRU instructions 40 Remove the keyboard from the keyboard bezel and turn the keyboard over Pull the keyboard connector slot cover upward as shown by arrow H eoococo 88660 and detach the keyboard cable from the keyboard connector in the direction shown by arrow fj Install a new keyboard Connect the keyboard cable to the keyboard connector Press the keyboard connector slot cover downward Place the keyboard into the keyboard bezel and close the computer dis play Turn the computer over reinsert and tighten the screw Reinstall the compartment cover and tighten the screws Reinstall the battery pack Turn the computer over again Connect the AC power adapter and the cables to the computer Appendix CRU instructions es Removing the optical drive To remove the optical drive do the following Turn off the computer Disconnect the AC power adapter and all cables from the computer Close the computer display and turn the computer over Q Remove the battery pack For details see Replacing the battery on page 28
19. key OU OOI OUUU UUUUUULU OE OOO u m an LIL O XO TE sees Chapter 1 Getting to know your computer m Hotkeys You can access certain system settings guickly by pressing the appropriate hotkeys OUUU C JCOCUDCOCOC OC JC OCC JD DJ GIC C JE A L JU HEL fa WIOUUL JUUL E C JC Mutes unmutes the sound P A disables airplane Decreases the volume level Switches the active program Turns on off the backlight of Increases the volume level cx ie display Closes the currently active z Projects to a connected window J display A A Refreshes the desktop or the Decreases display currently active window v brightness Enables disables the touch pad and the touch pad Increases display brightness buttons Note If you changed the Hotkey Mode from Enabled to Disabled in the BIOS setup utility you will need to press the Fn key in combination with the appropriate hotkey Chapter 1 Getting to know your computer Function key combinations Through the use of the function keys you can change opera
20. lenovo Lenovo B O B70 80 N User Guide A A CT Read the safety notices and important tips in the included manuals before using your computer Notes Before using the product be sure to read Lenovo Safety and General Information Guide first Some instructions in this guide may assume that you are using Windows 7 or Windows 8 1 If you are using other Windows operating systems some operations may be slightly different If you are using other operating systems some operations may not apply to you The features described in this guide are common to most models Some features may not be available on your computer and or your computer may include features that are not described in this user guide The illustrations in this manual may differ from the actual product Please refer to the actual product Regulatory Notice For details refer to Guides amp Manuals at http support lenovo com First Edition March 2015 Copyright Lenovo 2015 LIMITED AND RESTRICTED RIGHTS NOTICE If data or software is delivered pursuant a General Services Administration GSA contract use reproduction or disclosure is subject to restrictions set forth in Contract No GS 35F 05925 Contents Chapter 1 Getting to know your computer eere 1 DOP VIEW A EE 1 Leftside VIeW xs etre eie tre rere VN see eee ree de eee e Une EP ERST 6 Right side View cu eet ce rem titer eee rn 9 Front View eii
21. omer support center See Chapter 3 Getting help and service of Lenovo Safety and General Information Guide 23 Chapter 4 Troubleshooting s Troubleshooting Display problems When turn on the e Ifthe screen is blank make sure that computer nothing appears The AC power adapter is connected to the on the screen computer and the power cord is plugged into a working electrical outlet The computer power is on Press the power button again for confirmation If you are using the AC power adapter or the battery and the battery status indicator is on press F12 to make the screen brighter e If these items are properly set and the screen remains blank have the computer serviced When turn on the Restore backed up files to your Windows computer only a white environment or the entire contents of your hard disk cursor appears on a blank to its original factory contents using the Lenovo screen OneKey Recovery system If you still see only the cursor on the screen have the computer serviced My screen goes blank while Your screen saver or power management may be the computer is on enabled Do one of the following to exit from the screen saver or to resume from sleep mode Touch the touch pad Press any key on the keyboard Press the power button Press F9 to confirm whether the backlight for the LCD screen has been turned off If the problem persists follow the solution in the next p
22. ps Q Close all open programs and then restart the back up process Check to see if the destination media is damaged Select another path and then try again When do I need to restore the system to its factory status Use this feature when the operating system fails to start up If there is critical data on the system partition back it up before starting recovery m BIOS setup utility What is the BIOS setup utility The BIOS setup utility is ROM based software It communicates 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 do one of the following Shut down the computer Press the Novo button and then select BIOS Setup Press Fn F2 at start up How can I change the boot mode There are two boot modes UEFI and Legacy Support To change the boot mode start the BIOS setup utility and set boot mode to UEFI or Legacy Support on the boot menu 22 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 Windows operating system that is any operating system before Windows 8 on your computer you must change the boot mode to Legacy Support The legacy Windows operating system cannot be installed if you don t change the boot mode E Getting help How can I contact the cust
23. rd Removing a memory card Gently pull the memory card out of the memory card slot Attention Before removing a memory card disable it through Safely Remove Hardware and Eject Media to avoid data corruption 11 Chapter 1 Getting to know your computer es Bottom view 12 Battery latch manual Battery pack Battery latch spring loaded Ventilation slots Speakers The manual battery latch is used to keep the battery pack secured in place The spring loaded battery latch keeps the battery pack secured in place Allow air to enter the computer for cooling Provide audio output Chapter 2 Starting to use Windows es Configuring the operating system for the first time You may need to configure the operating system when it is first used The configuration process may include the procedures below Choosing a region and a language Accepting the license terms Personalizing your computer Configuring the Internet connection PC settings Creating a user account 13 Chapter 2 Starting to use Windows 14 Putting the computer to sleep or shutting it down When you have finished working with your computer you can put it to sleep or shut it down Putting your computer to sleep If you will be away from your computer briefly put the computer to sleep When the computer is in sleep mode you can guickly wake it to r
24. roblem The screen is unreadable or distorted The screen is unreadable or Make sure that distorted The display device driver is installed correctly The screen resolution and color guality are correctly set The monitor type is correct 24 Incorrect characters appear on the screen BIOS password problems forgot my password Sleep problems The critical low battery error message appears and the computer immediately turns off The computer enters sleep mode immediately after Power on self test POST Chapter 4 Troubleshooting Are the operating system or programs installed correctly If they are installed and configured correctly have the computer serviced If you forget your user password you must ask the system administrator to reset your user password If you forget your HDD 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 If you forget your administrator password a Lenovo authorized servicer cannot reset your password You must take your computer to a Lenovo authorized servicer or a marketing representative to have the system board replaced Proof of purchase is required and a fee will be charged for parts and service The batte
25. ry power is getting low Connect the AC power adapter to the computer or replace the battery with a fully charged one Make sure that The battery is charged The operating temperature is within the acceptable range See Chapter 2 Use and care Information of Lenovo Safety and General Information Guide Note If the battery is charged and the temperature is within range have the computer serviced The computer does not return from sleep mode and the computer does not work If your computer is in sleep mode connect the AC power adapter to the computer and then press any key or the power button If the system still does not return from sleep mode stops responding or cannot be turned off reset the computer Unsaved data may be lost To reset the computer press and hold the power button for 4 seconds or more 25 Chapter 4 Troubleshooting Sound problems No sound can be heard Make sure that from the speaker even The mute function is off when the volume is turned The combo audio jack is not used up The speaker is selected as the playback device Battery problems Your computer shuts down Reset the battery gauge using Lenovo OneKey before the battery status Optimizer If the problem persists replace with a new indicator shows empty battery pack Or Your computer operates after the battery status indi cator shows empty The computer does not Thesurge protector in the battery might b
26. tional features instantly To use this function press and hold Fn Ef then press one of the function keys EH ca aa ca es ca a a sca sc TEC ODUUUODOUUUUUULOUDE Jeu eee eee 3r g UJUUJULJUUJUUU LUE 2D UJUJUUUUUUUUL J LIU u cX JU LU UUE A A The following describes the features of each function key Fn Home Activate the pause function Fn End Activate the break function Fn PgUp Enable Disable the scroll lock Fn PgDn Activate the system reguest Chapter 1 Getting to know your computer 8 Left side view Kl AC power adapter Connects the AC power adapter jack Novo button When the computer is off press this button to start the Lenovo OneKey Recovery system or the BIOS setup utility or to enter the boot menu Note For details see Chapter 3 Lenovo OneKey Recovery system on page 19 Ventilation slots Dissipate internal heat Attention Make sure that none of the ventilation slots are blocked or else overheating of the computer may occur VGA port Connects to external display devices RJ 45 port Connects the computer to an Ethernet network HDMI port Connects to devices with HDMI input such as a TV ora display USB
27. tor Indicator Charge Meaning status Status On solid The computer is powered on Power status White indicator Blinking The computer is in sleep mode Off The computer is powered off On solid Discharging The battery has more than 20 white charge Solid Discharging The battery has between 5 amber and 20 charge Fast Charging The battery has less than 5 blinking Discharging charge amber Battery status Slow Charging The battery is being charged indicat blinking When battery charge reaches inaicator amber 20 the blinking color changes to white Slow Charging The battery has between 20 blinking and 80 charge and is still white charging When the battery reaches 80 charge the light will stop blinking but charging will continue until the battery is fully charged Chapter 1 Getting to know your computer m Using memory cards not supplied Your computer supports the following types of memory card Secure Digital SD card Secure Digital eXtended Capacity SDXC card Secure Digital High Capacity SDHC card MultiMediaCard MMC Attention Insert only one card in the slot at a time This card reader does not support SDIO devices e g SDIO Bluetooth etc Inserting a memory card Slide a memory card in until it clicks into place Note If a dummy card is shipped with the computer push the dummy card and then remove it before inserting a memory ca
Download Pdf Manuals
Related Search