Lenovo B41 80 B51 80 Laptop User Guide
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Lenovo B41-80/B51-80 Read the safety notices and important tips in the included manuals before using your computer. User Guide
First Edition (August 2015) © Copyright Lenovo 2015. Before using the product, be sure to read Lenovo Safety and General Information Guide first. The features described in this guide are common to most models. Some features might not be available on your computer and/or your computer might include features that are not described in this user guide. 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. Notes Some instructions in this guide may assume that you are using Windows ® 7 or Windows® 10. 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 illustrations in this manual may differ from the actual product. Please refer to the actual product. The illustrations used in this manual are for the Lenovo B51-80 unless otherwise stated. For details, refer to Guides & Manuals at http://support.lenovo.com. Regulatory Notice
Lenovo User Guide Instructions and technical information in this manual are applicable to the following Lenovo notebook computers unless otherwise stated. Model name MT Lenovo B41-80 80LG Lenovo B51-80 80LM
i Chapter 1. Getting to know your computer .......................................... 1 Top view .......................................................................................................................1 Left-side view .............................................................................................................. 6 Right-side view .......................................................................................................... 10 Front view .................................................................................................................. 12 Bottom view ............................................................................................................... 14 Chapter 2. Starting to use Windows 10 .............................................. 15 Configuring the operating system for the first time ............................................ 15 Operating system interfaces .................................................................................... 15 Putting the computer to sleep or shutting it down .............................................. 18 Connecting to a wireless network .......................................................................... 20 Get help from Windows ........................................................................................... 21 Chapter 3. Lenovo OneKey Recovery system ................................... 22 Chapter 4. Troubleshooting ................................................................. 24 Frequently asked questions ..................................................................................... 24 Troubleshooting ........................................................................................................ 27 Appendix A. CRU instructions............................................................. 31 Replacing the battery pack....................................................................................... 32 Replacing the hard disk drive ................................................................................. 33 Replacing the memory ............................................................................................. 36 Replacing the optical drive ...................................................................................... 39 Replacing the keyboard............................................................................................ 41 Trademarks............................................................................................ 44 Contents
1 Chapter 1. Getting to know your computer Top view - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - „B41-80 21 4 5 6 8 9 7 3
2 Chapter 1. Getting to know your computer „B51-80 Note: •The dashed areas indicate parts that are invisible from the outside.The illustrations may differ from the actual product. Please refer to the actual product. 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 can be damaged. 12 3 4 5 6 8 9 7
Chapter 1. Getting to know your computer 3 Integrated camera (on select models)Used for video communication or taking photos. Built-in microphone (on select models)Used for video conferencing, voice narration, or audio recording. Wireless antennas (on select models) Connects to a wireless adapter to receive and send wireless radio signals. DisplayProvides visual output. SpeakersProvides audio output. Power buttonPress this button to turn on the computer. Fingerprint reader (on select models) Registers fingerprints that can be used as passwords to secure your computer. TouchpadPerforms the same respective functions as a conventional mouse. Slide your fingertip on the touch pad in the direction you wish to move the cursor. Touchpad buttonsPerforms the functions of the left and right buttons as those of the left and right buttons on a conventional mouse. a ib c d e f g h i
4 Chapter 1. Getting to know your computer „Using the keyboard Your computer has a numeric keypad, hotkeys, and function keys incorporated in its standard keyboard. Numeric keypad (Applicable for B51-80) The keyboard has a separate numeric keypad. To enable or disable the keypad, press the Numeric Lock key (Num Lock). Hotkeys You can access certain system settings quickly by pressing the appropriate hotkeys. : Mutes/unmutes the sound.: Enables/disables Airplane mode. : Decreases the volume level.: Switches the active program. : Increases the volume level.: Turns the LCD screen backlight on/off. : Closes the currently active window.: Projects to a connected display. : Refreshes the desktop or the currently active window.: Decreases display brightness. : Enables/disables the touchpad.: Increases display brightness. Note: If you change the HotKey Mode from Enabled to Disabled in the BIOS setup utility, you need to press the Fn key in combination with the appropriate hotkey. Insert PrtSc DeleteHome EndPgUp PgDnPause Break ScrLk SysRq Fn Note: The numeric lock indicator is on when the numeric keypad is enabled.