Lenovo H420 Manual de usuario

Version 2.0 2010.12

User Guide

H4 Series

Machine type: 10059/7723

10060/7724

10068/7752

31048445

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.

Danger: Be aware of extremely hazardous or lethal situations.

Attention: Be aware of possible damage to programs, devices, or data.

Note: Pay attention to this important information.

Contents

Important Safety Information

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

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

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

1.3 Connecting your computer ......................................................6

Chapter 2 Using the Rescue System .................................... 13

2.1 OneKey Recovery..................................................................14

2.2 Driver and Application Installation ..........................................14

2.3 System Setup........................................................................15

2.4 System Backup .....................................................................16

2.5 System Recovery ..................................................................16

2.6 Create Recovery Disc ............................................................16

Chapter 3 Using the Computer Software ............................. 17

3.1 Lenovo Dynamic Brightness system ......................................18

3.2 Lenovo Eye Distance System ................................................19

Chapter 4 Troubleshooting and Conﬁrming Setup.............. 21

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

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

4.3 Troubleshooting Software Problems.......................................23

4.4 Troubleshooting Problems with Optical Drives and

Hard Disks.............................................................................24

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

4.6 Performing Daily Maintenance Tasks......................................26

2Contents

Chapter

This chapter contains the following

topics:

Computer hardware introduction

Information on computer connections

Note: The descriptions in this chapter might

vary from your computer, depending on

computer models and conﬁgurations.

User Guide 1

Using the Computer Hardware

2User Guide

1.1 Front view of the chassis

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

air vents can cause thermal problems.

Power button

Optical Drive (selected models only)

Memory card reader (selected models only)

USB connector (2)

Headphone connector

Microphone connector

Note: This computer only can be placed in a vertical position.

User Guide

1.2 Rear view of the chassis

(If the rear view conﬁguration in this chapter is different from your actual computer,

the rear view conﬁguration of your actual computer should be taken as ﬁnal and

binding.)

Voltage selection switch (selected models only)

Power connector

PS/2 keyboard connector

PS/2 mouse connector

HDMI connector

USB connectors (4)

On-board VGA connector

Ethernet connector

Microphone connector

Audio line-out connector

4User Guide

Audio line-in connector

Standalone graphic card (Selected models only)

Expansion card slots (Access connectors for any installed PCI express cards)

Voltage selection switch (selected models only)

Power connector

PS/2 keyboard connector

PS/2 mouse connector

On-board VGA connector (selected models only)

HDMI connector (selected models only)

USB connectors (4)

Ethernet connector

Microphone connector

Audio line-out connector

User Guide

Audio line-in connector

PCI express x 16 graphics adapter connector (Some models are equipped

with graphic card.)

PCI express x 1 adapter connector (Some models are equipped with WIFI

card or TV tuner card.)

Voltage selection switch (selected models only)

Power connector

PS/2 keyboard connector

PS/2 mouse connector

HDMI connector (selected models only)

On-board VGA connector (selected models only)

USB connectors (4)

Ethernet connector

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