Lenovo B41 30 B41 35 B51 30 And B51 35 Laptop User Guide

Lenovo
B41/B51/N41/N51
Read the safety notices and important tips in the 
included manuals before using your computer.
User Guide 

First Edition  (March 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...

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 B41-35                           80LD
Lenovo B41-30                                        80LF
Lenovo B51-35                                        80LH 
Lenovo B51-30                                        80LK
Lenovo N41-35                                       80L7
Lenovo N41-30...

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Chapter 1. Getting to know your computer .......................................... 1
Top view .......................................................................................................................1
Left-side view .............................................................................................................. 6
Right-side view .......................................................................................................... 10
Front view...

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Chapter 1. Getting to know your computer
Top view  - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -
„B41-35/B41-30/N41-35/N41-30 
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Chapter 1. Getting to know your computer
„B51-35/B51-30/N51-35/N51-30
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.
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Chapter 1. Getting to know your computer
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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)...

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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/N51 Series)
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...