Lenovo User Guide 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® 8.1. If you are using other Windows operating system, 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.
Lenovo User Guide Instructions and technical information in this manual are applicable to the following Lenovo notebook computers unless otherwise stated.
Contents Chapter 1. Getting to know your computer ..........................................1 Top view....................................................................................................................... 1 Left-side view .............................................................................................................. 9 Right-side view.......................................................................................................... 12 Front view .......................
Chapter 1.
Chapter 1. Getting to know your computer Lenovo G50-30/G50-45/G50-70/G50-70m/Z50-70/Z50-75 2 1 2 3 4 5 6 Note: The dashed areas indicate parts that are not visible externally. Attention: • Do 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 a Integrated camera Use the camera for video communication or taking photos. b Built-in microphone Captures sound which can be used for video conferencing, voice narration, or audio recording. Note: Select models may have only one microphone, please refer to the actual product. c Wireless LAN antennas Connect to a wireless LAN adapter to send and receive wireless radio signals. d Computer display Provides brilliant visual output.
Chapter 1. Getting to know your computer Using the keyboard Numeric keypad (Lenovo G50-30/G50-45/G50-70/G50-70m/Z50-70/Z50-75) The keyboard has a separate numeric keypad. To enable or disable the numeric keypad, press the Num Lock key. Function key combinations Through the use of the function keys, you can change operational features instantly. To use this function, press and hold Fn a ; then press one of the function keys b .
Chapter 1. Getting to know your computer Lenovo G50-30/G50-45/G50-70/G50-70m/Z50-70/Z50-75 2 1 The following describes the features of each function key. Fn + Home: Activates the pause function. Fn + End: Activates the break function. Fn + PgUp: Enables/disables the scroll lock. Fn + PgDn: Activates the system request.
Chapter 1. Getting to know your computer Hotkeys You can access certain system settings quickly by pressing the appropriate hotkeys. Lenovo G40-30/G40-45/G40-70/G40-70m/Z40-70/Z40-75 Lenovo G50-30/G50-45/G50-70/G50-70m/Z50-70/Z50-75 : Mutes/unmutes the sound. : Enables/disables Airplane mode. : Decreases the volume level. : Displays all currently active apps. : Increases the volume level. : Turns on/off the backlight of the LCD screen. Closes the currently active : window.
Chapter 1. Getting to know your computer Setting hotkey mode By default, the hotkey functions are accessible by pressing the appropriate hotkey. However, you can disable the hotkey mode in the BIOS setup utility. To disable the hotkey mode: 1 Shut down the computer. 2 Press the Novo button and then select BIOS Setup. 3 In the BIOS setup utility, open the Configuration menu, and change the setting of HotKey Mode from Enabled to Disabled.
Chapter 1. Getting to know your computer 4 Open the Exit menu, and select Exit Saving Changes. Note: When hotkey mode is disabled, press the Fn key and the appropriate hotkey to access the corresponding hotkey function.
Chapter 1. Getting to know your computer Left-side view -------------------------------------------------------------------------------------- 1 2 3 4 5 6 7 a AC power adapter jack Connect the AC power adapter here. b Novo button When the computer is off or in hibernation mode, 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 “Lenovo OneKey Recovery System” on page 22.
Chapter 1. Getting to know your computer Connecting USB device Your computer comes with three USB ports compatible with USB devices. 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 has been installed, you can disconnect and reconnect the device without performing any additional steps.
Chapter 1. Getting to know your computer Connecting network cables To insert a network cable, do the following: 1 Hold one connector of the network cable to press the RJ-45 cover down gently a . 2 Insert the connector into the RJ-45 port b . 1 2 Software configuration Consult your Internet Service Provider (ISP) for details on how to configure your computer.
Chapter 1. Getting to know your computer Right-side view ----------------------------------------------------------------------------------- 1 2 a Combo audio jack 3 4 5 Connects to headset. Notes: • The combo audio jack does not support conventional microphones by default. • The recording function may not be supported if third-party headphones or headsets are connected, due to different industry standards. b Memory card slot Insert memory cards (not supplied) here.
Chapter 1. Getting to know your computer Using memory cards (not supplied) Your computer supports the following types of memory cards: • Secure Digital (SD) card • MultiMediaCard (MMC) Notes: • Insert only one card in the slot at a time. • This card reader does not support SDIO devices (e.g., SDIO Bluetooth and so on.). Inserting a memory card Slide the memory card in until it clicks into place. Removing a memory card 1 Push the memory card in until you hear a click.
Chapter 1. Getting to know your computer Front view ----------------------------------------------------------------------------------------------- 1 a System status indicators Symbol Indicator Power Indicator status On (solid white) --- Meaning The computer is powered on. Blinking --- The computer is in sleep mode. Off --- The computer is powered off. Charging The battery has more than 80% charge. Discharging The battery has more than 20% charge.
Chapter 1. Getting to know your computer Bottom view -----------------------------------------------------------------------------------------1 2 4 a Battery pack latch - manual 3 4 The manual battery pack latch is used to keep the battery pack secured in place. b Battery pack c Battery pack latch - springloaded The spring-loaded battery pack latch keeps the battery pack secured in place. d Speakers The stereo speakers provide rich and powerful sound.
Chapter 2. Starting to use Windows 8.1 Configuring the operating system for the first time --------------------------------------------------------------------------------------------------------------You may need to configure the operating system when it is first used.
Chapter 2. Starting to use Windows 8.1 The charms -------------------------------------------------------------------------------------------Charms are navigation buttons that let you control your Windows® 8.1 experience. Charms include: Search, Share, Start, Devices, and Settings. The Charms Bar is the menu that contains the charms. The five charms provide new and faster ways to perform many basic tasks, and are always available regardless of whichever app you are currently in.
Chapter 2. Starting to use Windows 8.1 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. 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 devices to play, print, and project.
Chapter 2. Starting to use Windows 8.1 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 for only a short time, put the computer to sleep.
Chapter 2. Starting to use Windows 8.1 Connecting to a wireless network ------------------------------------Enabling wireless connection To enable wireless functions, do one of the following: • Press to disable airplane mode. • Open the charms and select Settings to open the network configuration page. Then toggle the airplane mode switch to off.
Chapter 2. Starting to use Windows 8.1 Help and support -----------------------------------------------------------------------------If you have a problem with the operating system, see the Windows Help and Support file. To open the Windows Help and Support file, do one of the following: • Select Settings charm, then select Help. • Press F1 or Fn + F1 (depending on your keyboard layout). You can read the Windows Help and Support file on your computer.
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.
Chapter 4. Troubleshooting Frequently asked questions -----------------------------------------------------------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 computer contains safety precautions for using your computer. Read and follow all the precautions when using your computer.
Chapter 4. Troubleshooting 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 steps: 1 Close all open programs, and then restart the back-up process. 2 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.
Chapter 4. Troubleshooting Troubleshooting -------------------------------------------------------------------------------------Display problems When I turn on the computer, nothing appears on the screen. • • If the screen is blank, make sure that: - The battery pack is installed correctly. - The AC power adapter is connected to the computer, and the power cord is plugged into a working electrical outlet. - The computer power is on. (Press the Power button again for confirmation.
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, or replace the battery pack with a fully charged one. The computer enters sleep mode immediately after Poweron self-test (POST). • Make sure that: - The battery pack is charged. - The operating temperature is within the acceptable range. See “Chapter 2.
Chapter 4. Troubleshooting Sound problems • Make sure that: - The Mute function is off. - The combo audio jack is not being used. - Speakers are selected as the playback device. Your computer shuts down before the battery status indicator shows empty. -orYour computer operates after the battery status indicator shows empty. • Discharge and recharge the battery pack. The computer does not operate with a fully charged battery pack. • The surge protector in the battery pack might be active.
Chapter 4. Troubleshooting Other problems Your computer does not respond. • • The computer does not start from a device you want. • • • The connected external device does not work. • • 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 and the battery pack. Your computer might lock when it enters sleep mode during a communication operation.
Appendix A. CRU instructions Notes: • The illustrations used in this appendix are for the Lenovo Z50-70, unless otherwise stated. • The following steps about upgrading and replacing devices are the same for the Lenovo G40-30/ G40-45/G40-70/G40-70m/G50-30/G50-45/G50-70/G50-70m/Z40-70/Z40-75/Z50-70/Z50-75. • Make sure the battery pack has been removed before replacing any devices.
Appendix A. CRU instructions 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: • Replace the hard disk drive only if you upgrade it or have it repaired. The connectors and bay of the hard disk drive were not designed for frequent changes, or drive swapping.
Appendix A. CRU instructions To replace the hard disk drive, do the following: 1 Turn off the computer. Disconnect the AC power adapter and all cables from the computer. 2 Close the computer display and turn the computer over. 3 Remove the battery pack. 4 Remove the Optical drive/Hard disk drive/Memory/Central processing unit/Mini PCI Express Card slot compartment cover. a.Remove the screws that secure the compartment cover a . b.Remove the compartment cover b .
Appendix A. CRU instructions Lenovo G50-30/G50-45/G50-70/G50-70m/Z50-70/Z50-75 1 1 1 2 2 5 Remove the frame fixing screws c .
Appendix A. CRU instructions Lenovo G50-30/G50-45/G50-70/G50-70m/Z50-70/Z50-75 3 3 3 6 Pull the hard disk drive tab in the direction shown by arrow d .
Appendix A. CRU instructions Lenovo G50-30/G50-45/G50-70/G50-70m/Z50-70/Z50-75 4 7 Take out the hard disk drive secured in a metal frame e .
Appendix A. CRU instructions Lenovo G50-30/G50-45/G50-70/G50-70m/Z50-70/Z50-75 5 8 Remove the screws and detach the metal frame from the hard disk drive. 9 Attach the metal frame to a new hard disk drive and tighten the screws. 0 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. A Reinstall the frame fixing screws.
Appendix A. CRU instructions Replacing memory --------------------------------------------------------------------------You can increase the amount of memory in your computer by installing double-data-rate three synchronous dynamic random access memory (DDR3 SDRAM)-available as an option-in the memory slot of your computer. DDR3 SDRAM is available in various capacities. Notes: • Use only the memory types supported by your computer.
Appendix A. CRU instructions 6 Remove the DDR3 SDRAM by pressing out on the latches on both edges of the socket at the same time. Be sure to save the old DDR3 SDRAM for future use. 1 2 1 7 Align the notch of the DDR3 SDRAM with the protrusion of the socket and gently insert the DDR3 SDRAM into the socket at a 30-45° angle. 8 Push the DDR3 SDRAM inward toward the socket until the latches on both edges of the socket are pushed into the closed position.
Appendix A. CRU instructions C Connect the AC power adapter and the cables to the computer. Note: If only one DDR3 SDRAM module is used on the computer you are servicing, it must be installed in SLOT-1 ( ), but not in SLOT-2 ( ). a b To make sure that the DDR3 SDRAM is installed correctly, do as follows: 1 Shut down the computer. 2 Press the Novo button and then select BIOS Setup. The BIOS setup utility screen opens. The System Memory item shows the total amount of memory installed in your computer.
Appendix A. CRU instructions Replacing the wireless LAN card --------------------------------------To replace the wireless LAN card, do the following: 1 Turn off the computer; then disconnect the AC power adapter and all cables from the computer. 2 Close the computer display, and then turn the computer over. 3 Remove the battery pack. 4 Remove the Optical drive/Hard disk drive/Memory/Central processing unit/Mini PCI Express Card slot compartment cover.
Appendix A. CRU instructions 6 Remove the screw that secures the wireless LAN card b . 2 7 Take out the wireless LAN card c . 3 8 Install the new wireless LAN card. 9 Reinstall and tighten the screw.
Appendix A. CRU instructions 0 Reconnect the two wireless LAN cables (one black, one grey). Note: When installing or reinstalling the wireless card: • In models with a wireless LAN card that has two cables: Plug the black cable (MAIN) into the jack labeled M(Main). Plug the grey cable (AUX) into the jack labeled A(Aux). • In models with a wireless LAN card that has only one cable, plug the black cable (MAIN) into the jack labeled M(Main). A B C D Reinstall the compartment cover and tighten the screws.
Appendix A. CRU instructions Removing the optical drive -----------------------------------------------------To remove the optical drive, do the following: 1 Remove the Optical drive/Hard disk drive/Memory/Central processing unit/Mini PCI Express Card slot compartment cover. 2 Remove the screw shown in the illustration a . 3 Gently pull the optical drive out b .
Appendix A. CRU instructions The following table provides a list of CRUs (Customer Replaceable Units) for your computer and informs you of where to find replacement instructions.
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.
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