Lenovo K450e Manuel utilisateur

Version 1.0

Machine type: 10181/90B3 [K450e Non-ES]

10182/90B4 [K450e ES]

2014.02

Lenovo

K450e

User Guide

SP40F76948

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.

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.

Contents

Important Safety Information

Using the Computer Hardware ................................................. 1

Front view of the chassis ............................................................................2

Rear view of the chassis.............................................................................3

Connecting your computer.........................................................................5

5.1 Audio conﬁguration instructions............................................................6

7.1 Audio conﬁguration instructions............................................................7

Connecting the power cord........................................................................8

Display connecting instructions when playing Blu-ray Discs........................9

Connecting to the Internet..........................................................................9

Wired keyboard (selected models only) ....................................................10

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

Using the Rescue System........................................................ 15

OneKey Recovery ....................................................................................16

Driver and Application Installation .............................................................17

Using the Software................................................................... 19

Lenovo Support .......................................................................................20

ii Contents

Troubleshooting and Conﬁrming Setup ................................. 21

Troubleshooting Display Problems............................................................22

Troubleshooting Audio Problems ..............................................................23

Troubleshooting Software Problems .........................................................24

Troubleshooting Problems with Optical Drives and Hard Disks .................24

Special considerations for troubleshooting Windows ................................25

Windows Help and Support .....................................................................26

BIOS setup utility......................................................................................26

Performing Daily Maintenance Tasks ........................................................27

Hardware Replacement Guide ................................................ 29

Locations .................................................................................................33

Replacing hardware .................................................................................35

Appendix. .................................................................................. 45

Declaration...............................................................................................45

Trademarks ..............................................................................................46

Energy Star Statement .............................................................................46

Enabling ErP compliance mode................................................................47

Electronic emissions notices .................................................. 48

Mexico regulatory notice ......................................................... 49

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 chassis

Attention: Be careful not to block any air vents on the computer. Blocked

air vents can cause overheating.

Power button

Hard disk indicator

Memory card reader (selected models only)

USB 3.0 connector

Headphone connector

Microphone connector

USB connector/USB power off charging connector (selected models only)

Optical drive

User Guide

Rear view of the chassis

(If the rear view conﬁguration shown in this chapter is different from the rear of your

computer, please refer to the rear of your computer.)

Voltage selection switch (selected models only)

Power connector

DisplayPort connector (selected models only)

HDMI connector (selected models only)

On-board VGA connector

USB 3.0 connector (selected models only)

USB 2.0 connector

Ethernet connector

Audio connectors

PCI Express X 16 graphics adapter slot (some models are equipped with a

graphics card)

PCI Express X 1 adapter slots (some models are equipped with a WIFI card

or TV tuner card)

4User Guide

Basic connector instructions

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.

Audio line-in connector Used to receive audio signals from an external

audio device, such as a stereo system. When

you attach an external audio device, a cable is

connected between the audio line-out connector

of the device and the audio line-in connector of

the computer.

Audio line-out connector Used to send audio signals from the computer

to external devices, such as powered stereo

speakers (speakers with built-in amplifiers),

headphones, multimedia keyboards, or the audio

line-in connector on a stereo system or other

external recording device.

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.

VGA connector Used to attach a VGA monitor or other devices

that use a VGA monitor connector.

DVI connector Used to attach a DVI monitor or other devices that

use a DVI monitor connector.

HDMI connector (optional) Connects to the HDMI connector on your display

or TV.

DisplayPort connector

(optional)

Used to attach a high-performance monitor, a

direct-drive monitor, or other devices that use a

DisplayPort connector.

TV-Tuner connector (optional) Only supported on systems with an optional TV

tuner card.

Note: If your computer is equipped with a wireless keyboard or mouse,

follow the installation instructions for those devices.

User Guide

Connecting your computer

Note: Your computer may not have all of the connectors described in this

section.

Check the position of the voltage-selection switch on

the rear of the computer. Use a ballpoint pen to slide

the switch if necessary.

Note: Some computers do not have a voltage switch. These computers

control voltage automatically.

• Ifthevoltagesupplyrangeis100-127VAC,settheswitchto115V.

• Ifthevoltagesupplyrangeis200-240VAC,settheswitchto230V.

115

230

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