Lenovo C340 Series User manual

Version 2.0
Machine type: 10102/4773 [C340]
10103/4751 [C345]
10104/6595 [C440]
10105/6596 [C445]
10110/6267 [C540]
2012.08
Lenovo
C3/C4/C5 Series
User Guide
31502285

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 2012. 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
Installing the computer stand .....................................................................5
Computer stand .........................................................................................6
Connecting your computer.........................................................................7
Connecting the power cord........................................................................8
Important information about using the computer ........................................9
Wired keyboard (selected models only) ....................................................10
Connecting to the Internet........................................................................10
Using Windows 8 ...................................................................... 11
Switching between the main Windows 8 interfaces ..................................12
The Charms Bar.......................................................................................12
Shutting down the computer....................................................................12
Switching between apps ..........................................................................12
Closing an app.........................................................................................13
Opening other system programs ..............................................................13
Windows Help and Support .....................................................................13
Using the Rescue System........................................................ 15
OneKey Recovery ....................................................................................16
Driver and Application Installation .............................................................17

ii Contents
Troubleshooting and Confirming Setup ................................. 19
Troubleshooting Display Problems............................................................20
Troubleshooting Audio Problems ..............................................................21
Troubleshooting Software Problems .........................................................22
Troubleshooting Problems with Optical Drives and Hard Disks .................23
Special considerations for troubleshooting Windows ................................24
Windows Help and Support .....................................................................24
BIOS setup utility......................................................................................25
Performing Daily Maintenance Tasks ........................................................26
Hardware Replacement Guide ................................................ 27
Overview ..................................................................................................28
Replacing hardware .................................................................................31
Appendix. .................................................................................. 41
Declaration...............................................................................................41
Trademarks ..............................................................................................42
Energy Star Statement .............................................................................43
Enabling ErP compliance mode................................................................44

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.
User Guide 1
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
37654 8 9
10
Built-in microphone Built-in camera
Hard disk drive indicator Wi-Fi status indicator
Monitor On/Off indicator Menu button
Direction button Direction button
Monitor On/Off button Built-in IR receiver (Only
functional on models equipped
with a IR receiver module)
Attention: The effective range of the Built-in IR Emitter is 10 feet.

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.
1
2
3
6
5
4
7
8
USB connector Headphone connector
Microphone connector USB connector
Memory card reader Power button
Optical drive eject button Optical drive
Attention: Do not insert 3-inch discs into the optical drive.

4User Guide
Rear view of the computer
1 2 3 76
54
8
9
TV tuner connector (selected
models only, 2 connectors for
Japan)
TV tuner connector (selected
models only, 2 connectors for
Japan)
Power connector Ethernet connector
USB connector USB connector
HDMI-out connector
(selected models only)
Security cable slot
Air vents

5
User Guide
Installing the computer stand
1. Raise the stand holder.
2. Line up the stand base with the mounting holes in the stand holder, then push
the stand base into position.
1
2
3. Pull the hand screw ring up, then secure the stand base to the stand holder
with the hand screw.
3
4. Press down the hand screw ring.

6User Guide
Computer stand
Use the stand to position the display to your preference. It can be rotated 5°
forward and 25° backward.

7
User Guide
Connecting your computer
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.
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.
TV-Tuner connector
(optional)
Connects to an external antenna to view programs using
the optional TV tuner card.
Note: If your computer is equipped with a wireless keyboard or mouse,
follow the installation instructions for those devices.

8User Guide
Connecting the power cord

9
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.

10 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.
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.
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. Swipe in from the right edge of the screen, then tap Settings.
(If you are using a mouse, point to the top right or bottom right corner of the
screen, then click Settings.)
2. Tap or click the network icon , then select the name of your router. Tap or
click Connect, then follow the steps on the screen.
Test the wireless network by opening your Web browser and accessing any Web
site.

Using Windows 8
This chapter contains the following
topics:
Switching between the main Windows 8
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 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
interfaces
Windows 8 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:
• Swipeinfromtherightedgeofthescreen.
• Ifyouareusingamouse,pointtothetoprightorbottomrightcornerofthe
screen.
• PresstheWindowskey + C.
Shutting down the computer
To shut down the computer:
1. Swipe in from the right edge of the screen, then tap Settings. (If you are using
a mouse, point to the top right or bottom right corner of the screen, then click
Settings.)
2. Select Power →Shutdown.
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:
Swipe in from the left edge of the screen or move the cursor to the top left corner,
then click to bring in the next app.

13
User Guide
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.
• Swipeinfromthetopedgeofthescreen.Whentheapppagebecomes
smaller, 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.
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

Using the Rescue System
This chapter contains the following
topics:
OneKey Recovery
Driver and Application Installation
Attention: Using OneKey Recovery will
result in loss of data.
• YoucanrestoretheC:driveofthecomputer
to factory default settings or to the last
system backup status using OneKey
Recovery. If you do this, all of the existing
dataondriveC:willbelost,butthecontent
and format of the other partitions of the hard
disk drive will remain unchanged.
• If you want to install an operating system
and back it up with OneKey Recovery, you
mustformattheC:partitioninNTFS format
andinstalltheoperatingsystemontheC:
partition. Otherwise, the OneKey Recovery
system cannot run.
User Guide 15