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Lenovo IdeaCentre A720 User Manual

Lenovo IdeaCentre A720
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Version 1.0
Machine type: 10096/2564
2012.02
Lenovo
IdeaCentre A7 Series
User Guide
31501458

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Lenovo IdeaCentre A720 Specifications

General IconGeneral
Bus typeDMI
Tjunction105 C °C
Processor cache6 MB
Processor cores4
Processor modeli7-3610QM
System bus rate5 GT/s
64-bit computingYes
Processor familyIntel® Core™ i7
Processor seriesIntel Core i7-3600 Mobile series
Processor socketSocket G2
Processor threads8
Processor codenameIvy Bridge
Processor frequency2.3 GHz
Processor cache typeSmart Cache
Processor lithography22 nm
Processor manufacturerIntel
Processor front side bus- MHz
PCI Express slots version3.0
Processor boost frequency3.3 GHz
Processor operating modes64-bit
ECC supported by processorNo
PCI Express configurations1x16, 2x8
Thermal Design Power (TDP)45 W
CPU multiplier (bus/core ratio)23
Maximum number of PCI Express lanes16
Memory types supported by processorDDR3/L/-RS 1333/1600
Memory channels supported by processorDual
Memory clock speeds supported by processor1333, 1600 MHz
Memory bandwidth supported by processor (max)25.6 GB/s
Maximum internal memory supported by processor32 GB
Memory slots2
Internal memory8 GB
Memory slots typeSO-DIMM
Memory clock speed1600 MHz
Internal memory typeDDR3-SDRAM
Memory layout (slots x size)2 x 4 GB
HDD speed5400 RPM
HDD interfaceSATA III
Storage mediaHDD
Optical drive typeBlu-Ray ROM
Total storage capacity1000 GB
Compatible memory cardsMemory Stick (MS), miniSDHC, MS PRO, SD, SDXC
Number of storage drives installed1
Graphics card familyIntel, NVIDIA
Storage drive interfaceSerial ATA III
Compliance industry standardsIEEE 802.3, IEEE 802.3u, IEEE 802.3ab
Display diagonal27 \
Touch technologyMulti-touch
Native aspect ratio16:9
On-board graphics card ID0x166
Discrete graphics card modelNVIDIA® GeForce® GT 630M
On-board graphics card modelIntel® HD Graphics 4000
Discrete graphics card memory2048 GB
On-board graphics card familyIntel® HD Graphics
On-board graphics card base frequency650 MHz
On-board graphics card dynamic frequency (max)1100 MHz
Number of displays supported (on-board graphics)3
Total megapixels- MP
Wi-Fi standards802.11b, 802.11g, Wi-Fi 4 (802.11n)
Ethernet LAN data rates10, 100, 1000 Mbit/s
USB 2.0 ports quantityUSB 2.0 ports have a data transmission speed of 480 Mbps, and are backwards compatible with USB 1.1 ports. You can connect all kinds of peripheral devices to them.
VGA (D-Sub) ports quantity-
Product colorSilver
Operating system installedWindows 7 Home Premium
Processor ARK ID64899
Processor package size37.5 x 37.5 (rPGA988B) mm
Supported instruction setsAVX
Intel Identity Protection Technology version1.00
Weight and Dimensions IconWeight and Dimensions
Depth (with stand)200 mm
Width (with stand)650 mm
Height (with stand)480 mm
Weight (with stand)11600 g

Summary

Using the Computer Hardware

Computer Front View and Indicators

Details the front of the computer, identifying built-in microphone, camera, speakers, indicators, and buttons. Includes air vent warning.

Computer Side Views and Ports

Illustrates left and right views, showing ports like USB, HDMI, optical drive, and card reader. Includes a warning about disc size.

B-CAS Card Installation (Japan Models)

Provides instructions and visuals for installing a B-CAS card, specifically for Japan market models.

Computer Rear View and Ports

Shows the rear of the computer, detailing connections for TV tuner, audio, USB, power, Ethernet, and security slot.

Adjusting the Computer Stand

Explains how to position the display using the stand and provides a warning for horizontal use.

Connecting Peripherals and Cables

Guides on connecting microphones, headphones, USB devices, Ethernet, HDMI, and TV-Tuners.

Initial Computer Usage and Power On

Explains how to turn on the computer using the power button and notes touch functionality of screen buttons.

Touch screen instructions

Touch Screen Calibration Procedure

Provides step-by-step instructions for calibrating the touch screen for accurate input response in Windows 7.

Touch Screen Gestures and Controls

Explains various touch screen gestures including clicks, dragging, sliding, zooming, and rotation for user interaction.

Touch Screen Usage Precautions

Lists essential precautions for touch screen use, covering physical care, cleanliness, and environmental factors.

Using the Rescue System

OneKey Recovery Features

Details using OneKey Recovery to restore the computer to factory default settings or a previous backup state.

Driver and Application Installation

Guides on reinstalling Lenovo drivers and applications via automatic or manual methods within the rescue system.

Rescue System Setup and Network

Explains configuration of network settings and management of passwords for the Lenovo Rescue System.

System Backup Procedures

Provides instructions for backing up the system partition to an image file for future restoration.

System Recovery Options

Explains how to restore the computer system from backup points or initial factory default settings.

Creating Recovery Discs

Guides on creating bootable recovery discs from the current system for restoration processes.

Troubleshooting and Confirming Setup

Troubleshooting Display Issues

Addresses display problems like blank screens, property settings, and screen ripples with troubleshooting steps.

Troubleshooting Touch Screen Accuracy

Offers solutions for inaccurate touch screen response by guiding users through the calibration process.

Troubleshooting Audio Issues

Provides troubleshooting for no sound from speakers or headphones, covering volume, drivers, and connections.

Troubleshooting Software and Programs

Explains exiting unresponsive programs via Task Manager and resolving program installation/uninstallation problems.

Troubleshooting Optical Drive and Hard Disk Issues

Covers troubleshooting for optical drives not reading discs and explains hard disk capacity indicators.

Windows Troubleshooting Tips

Offers specific advice for troubleshooting Windows, including serial numbers, driver support, and media center use.

Daily Computer Maintenance Guide

Details daily cleaning procedures for computer components like the monitor and keyboard to prevent dust.

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