Lenovo IdeaCentre A720 User guide

Lenovo IdeaCentre A720 is a versatile and feature-rich all-in-one PC that combines a powerful processor, a large touchscreen display, and a variety of connectivity options. With its sleek design and powerful performance, the IdeaCentre A720 is perfect for everyday tasks, entertainment, and productivity.

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.
© 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.
© 2012. Lenovo

1Contents
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