Lenovo C20 Series User manual

Machine type: F0B2 [C20-30]
F0B3 [C20-05]
Lenovo
C20 Series
User Guide
Version 1.0 2014.08
SP40G36984

Important Safety Information
Before using this manual, it is important that you read and understand all of the
related safety information for this product. Refer to the Safety and Warranty Guide
that you received with this product for the latest safety information. Reading and
understanding this safety information reduces the risk of personal injury or product
damage.
The interface and functions shown in this User Guide are provided for reference
only and may differ from actual product appearance. Product design and
specifications may be changed without notice.
Danger: Be aware of extremely hazardous or potentially lethal situations.
Attention: Be aware of possible damage to programs, devices, or data.
Note: Pay attention to this important information.
© Copyright Lenovo 2014. All rights reserved.
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.

i
Contents
Contents
Important Safety Information
Using the Computer Hardware ................................................. 1
Front view of the computer.........................................................................2
Left and right views of the computer ..........................................................3
Rear view of the computer .........................................................................4
Computer stand .........................................................................................5
Basic connector instructions ......................................................................5
Connecting your computer.........................................................................6
Important information about using the computer ........................................7
Connecting to the Internet..........................................................................8
Wired keyboard (selected models only) ......................................................9
Using Windows 8.1 ................................................................... 11
Switching between the main Windows 8.1 interfaces ...............................12
The Charms Bar.......................................................................................12
Shutting down the computer....................................................................12
Switching between apps ..........................................................................13
Closing an app.........................................................................................13
Opening other system programs ..............................................................13
Windows Help and Support .....................................................................13
Touch screen instructions ....................................................... 15
Touch Screen Calibration..........................................................................16
User Gesture Instructions for the Touch screen ........................................16
Precautions when using the Touch Screen ...............................................21

ii Contents
Using the Rescue System........................................................ 23
OneKey Recovery ....................................................................................24
Driver and Application Installation .............................................................25
Using the Software................................................................... 27
Lenovo Support .......................................................................................28
Troubleshooting and Confirming Setup ................................. 29
Troubleshooting Display Problems............................................................30
Troubleshooting Touch screen..................................................................31
Troubleshooting Audio Problems ..............................................................31
Troubleshooting Software Problems .........................................................32
Troubleshooting Problems with Optical Drives and Hard Disks .................33
Special considerations for troubleshooting Windows ................................34
Windows Help and Support .....................................................................34
BIOS setup utility......................................................................................34
Performing Daily Maintenance Tasks ........................................................35
Appendix. .................................................................................. 37
Declaration...............................................................................................37
Trademarks ..............................................................................................38
Energy Star Statement .............................................................................38
Enabling ErP compliance mode................................................................39
Electronic emissions notices .................................................. 40
Mexico regulatory notice......................................................... 41

User Guide 1
This chapter contains the following
topics:
Introduction to the computer hardware
Information on computer connections
Note: The descriptions in this chapter might be
different from what you see on your computer,
depending on the computer model and
configuration.
Using the Computer Hardware

2User Guide
Front view of the computer
Attention: Be careful not to block any air vents on the computer. Blocked
air vents can cause overheating.
1 2 3
Built-in microphone Camera LED indicator
Built-in camera

3
User Guide
Left and right views of the computer
Attention: Be sure not to block any air vents on the computer. Blocked
air vents may cause thermal problems.
17
8
2
5
3
4
6
Hard disk drive indicator USB 3.0 connector
Headphone connector Microphone connector
USB 2.0 or 3.0 connector Memory card reader
Optical drive eject button Power button

4User Guide
Rear view of the computer
2 3 4 51
6
6
Security cable slot Power connector
Ethernet connector HDMI-out connector
(selected models only)
USB 2.0 connectors (2) Air vents

5
User Guide
Computer stand
15º
36º
Use the stand to position the display to your preference. It can be rotated between
15° and 36° from the vertical.
Basic connector instructions
Note: Your computer may not have all of the connectors described in this
section.
Connector Description
Microphone Use this connector to attach a microphone to your
computer when you want to record sound or if you use
speech-recognition software.
Headphone Use this connector to attach headphones to your
computer when you want to listen to music or other
sounds without disturbing anyone.
USB connector Use this connector to attach a device that requires a USB
connection.

6User Guide
Connector Description
Ethernet connector Use this connector to attach the computer to an Ethernet-
type local area network.
HDMI connector
(optional)
Connects to the HDMI connector on your display or TV.
Memory card reader Use to view and share digital photos, music, and videos,
stored on a media card.
Power connector Connect to the power cable. The appearance of this
connector may vary.
Note: If your computer is equipped with a wireless keyboard or mouse,
follow the installation instructions for those devices.
Connecting your computer
Connecting the power cord
Connect the power cord to an electrical outlet. We recommend using a grounded
connection or a surge protector.

7
User Guide
Important information about using the
computer
Press the power button on the side of the computer to turn on the computer.
Hold the computer tightly when you carry it.

8User Guide
Connecting to the Internet
To connect to the Internet, you’ll need a contract with an Internet Service Provider
(ISP) and some hardware.
IPSs and ISP offerings vary by country. Contact your ISP for offerings available in
your country.
Your computer is designed to support a wireless (selected models only) or wired
network that connects your computer to other devices.
Wired network connection
For wired networks, connect one end of an Ethernet cable (purchased separately)
to the Ethernet connector on your computer, and then connect the other end to
the network router or broadband modem. Consult your ISP for detailed setup
instructions.
Note: Broadband modem and router installation procedures vary
depending on the manufacturer. Follow the manufacturer’s instructions.
Wireless network connection
For wireless networks, you can use the built-in wireless LAN antenna to access
your wireless home network.
To connect your computer to the wireless network:
1. Move the cursor to the top right or bottom right corner of the screen, then click
Settings. (If your computer is equipped with touch screen, swipe in from the
right edge of the screen, then tap Settings.)
2. Click or tap the network icon , then select the name of your router. Click or
tap Connect, then follow the steps on the screen.
Test the wireless network by opening your Web browser and accessing any Web
site.

9
User Guide
Wired keyboard (selected models only)
LVT —— After entering Windows, press this key to launch the LVT (Lenovo
Vantage Technology) program, Lenovo’s pre-loaded Home PC software.
In addition to its own functions, the LVT program will allow you to start
other Windows compatible software specially configured to run on this
model of computer.
Notes:
• SomemodelsarenotequippedwiththeLVTprogram.
• TheLVTkeyonthekeyboardisdisabledinthemodels
withouttheLVTprogram.
F2 —— Your computer has the Lenovo Rescue System installed. To learn more
about this program, repeatedly press and release the F2 key once
turning on the computer until the Lenovo Rescue System open.

10 User Guide

Using Windows 8.1
This chapter contains the following
topics:
Switching between the main Windows 8.1
interfaces
The Charms Bar
Shutting down the computer
Switching between apps
Closing an app
Opening other system programs
Windows Help and Support
Attention: The Windows 8.1 operating system
is provided by Microsoft Corporation. Please
useitinaccordancewiththeENDUSER
LICENSEAGREEMENT(EULA)betweenyou
and Microsoft. For any question related to the
operating system, please contact Microsoft
directly.
User Guide 11

12 User Guide
Switching between the main Windows 8.1
interfaces
Windows 8.1 comes with two main user interfaces: the Start Screen and the
Windows desktop.
To switch from the Start Screen to the Windows desktop, do one of the following:
• SelecttheWindowsdesktoptileontheStartScreen.
• PresstheWindowskey + D.
To switch from the desktop to the Start Screen, do one of the following:
• SelectStart from the Charms Bar.
• Movethecursortothebottomleftcorner,thenselecttheStartScreen
thumbnail when it is displayed.
• PresstheWindowskey .
The Charms Bar
Charms provide new and faster ways to perform many basic tasks.
To display the charms, do one of the following:
• Movethecursortothetoprightorbottomrightcornerofthescreen.
• Ifyourcomputerisequippedwithtouchscreen,swipeinfromtherightedgeof
the screen.
• PresstheWindowskey + C.
Shutting down the computer
To shut down the computer:
1. Move the cursor to the top right or bottom right corner of the screen, then click
Settings. (If your computer is equipped with touch screen, swipe in from the
right edge of the screen, then tap Settings.)
2. Select Power →Shutdown.

13
User Guide
Switching between apps
Sometimes you want to get back to an app you were just using, or quickly switch
through your recent apps.
To switch between apps:
Move the cursor to the top left corner, then click to bring in the next app. (If your
computer is equipped with touch screen, swipe in from the left edge of the screen
to bring in the next app.)
Closing an app
To close an app, do one of the following:
• Movethecursortothetopleftcornerofthescreen.Whenthethumbnail
appears, drag it to the bottom of the screen.
• Movethecursortothetopedgeofthescreen.Whenthecursorbecomesa
hand, drag the app page to the bottom of the screen.
• Ifyourcomputerisequippedwithtouchscreen,swipeinfromthetopedgeof
the screen. When the app page becomes smaller, drag it to the bottom of the
screen.
Opening other system programs
There is a fast way to open other system programs.
To open the menu, do one of the following:
• Movethecursortothebottomleftcornerofthescreen.Whenthethumbnail
appears, right-click with the mouse to open the menu.
• PresstheWindowskey + X.
Windows 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theSettings charm, then select Help.
• PresstheWindowskey + F1.
You can read the Windows Help and Support file on your computer. You can also
get online help and support by clicking on one of the two links listed under More
to explore.

14 User Guide

Touch screen instructions
User Guide 15
This chapter contains the following
topics:
Touch Screen Calibration
User Gesture Instructions for the Touch screen
Attentions when using the Touch Screen