Lenovo IdeaCentre A720 Bedienungsanleitung

Version 1.0

Machine type: 10096/2564

2012.02

Lenovo

IdeaCentre A7 Series

User Guide

31501458

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 damage

to your product.

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

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

1.1 Front view of the computer......................................................2

1.2 Left and right view of the computer .........................................3

1.3 B-CAS card installation (Japan models only)............................4

1.4 Rear view of the computer.......................................................5

1.5 Computer stand ......................................................................6

1.6 Connecting your computer ......................................................7

1.7 Important information about using the computer .....................9

Chapter 2 Touch screen instructions.................................... 11

2.1 Touch Screen Calibration.......................................................12

2.2 User Gesture Instructions for the Touch screen......................12

2.3 Precautions when using the Touch Screen.............................20

Chapter 3 Using the Rescue System .................................... 23

3.1 OneKey Recovery..................................................................24

3.2 Driver and Application Installation ..........................................24

3.3 System Setup........................................................................25

3.4 System Backup .....................................................................26

3.5 System Recovery ..................................................................26

3.6 Create Recovery Disc ............................................................26

Chapter 4 Troubleshooting and Conﬁrming Setup.............. 27

4.1 Troubleshooting Display Problems .........................................28

4.2 Troubleshooting Touch screen ...............................................29

4.3 Troubleshooting Audio Problems ...........................................29

4.4 Troubleshooting Software Problems.......................................29

2Contents

4.5 Troubleshooting Problems with Optical Drives and Hard

Disks .....................................................................................30

4.6 Special considerations for troubleshooting Windows .............31

4.7 Performing Daily Maintenance Tasks......................................32

Energy Star Statement.................................................................33

Chapter

This chapter contains the following

topics:

ØIntroduction to the computer hardware

ØInformation on computer connections

Note: The descriptions in this chapter

might be different from what you see on

your computer, depending on the computer

models and conﬁgurations.

User Guide 1

Using the Computer Hardware

2User Guide

1.1 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 11 12 13 14 15

Built-in microphone Built-in camera

Power indicator Hard disk drive indicator

Bluetooth status indicator WIFI status indicator

HDMI-in indicator Built-in speakers

Monitor On/Off PC mode / HDMI-in / AV-in switch

Novo Vision button Volume down

Volume up Brightness down

Brightness up

User Guide

1.2 Left and right view of the computer

2 3 468

Air vents

USB 3.0 connector

HDMI-in connector (selected models only)

HDMI-out connector

Eject button

Optical drive

B-CAS card slot (Japan models only)

Memory card reader

Power button

Anti-scratch protector

Attention: Do not insert 3-inch discs into the optical drive.

4User Guide

1.3 B-CAS card installation (Japan models only)

User Guide

1.4 Rear view of the computer

1 2 38764 5

TV tuner connector (selected models only, 2 connectors for Japan)

Headphone connector

Microphone connector

USB 3.0 connector

USB 2.0 connectors (2)

Power connector

Ethernet connector

Security cable slot

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