Lenovo C205 User manual

Version 2.0

Machine type: 10063/7729

2010.11

Lenovo

C2 Series

User Guide

31046784

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.

1

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 Rear view of the computer .......................................................4

1.4 Computer stand ......................................................................5

1.5 Connecting your computer ......................................................6

1.6 Important information about using the computer ...................10

1.7 Keyboard and Mouse (wired) .................................................11

Chapter 2 Touch Screen Instructions ................................... 13

2.1 Method of touch screen calibration ........................................14

2.2 Normal operation ...................................................................15

Chapter 3 Using the Rescue System .................................... 17

3.1 OneKey Recovery ..................................................................18

3.2 Driver and Application Installation ..........................................18

3.3 System Setup ........................................................................19

3.4 System Backup .....................................................................20

3.5 System Recovery ..................................................................20

3.6 Create Recovery Disc ............................................................20

Chapter 4 Using the Computer Software ............................. 21

4.1 Lenovo Dynamic Brightness system ......................................22

4.2 Lenovo Eye Distance System ................................................23

2

Contents

Chapter 5 Troubleshooting and Conﬁrming Setup .............. 25

5.1 Troubleshooting Display Problems .........................................26

5.2 Troubleshooting Audio Problems ...........................................27

5.3 Troubleshooting Software Problems.......................................27

5.4 Troubleshooting Problems with Optical Drives and

Hard Disks .............................................................................28

5.5 Special considerations for troubleshooting Windows .............29

5.6 Performing Daily Maintenance Tasks ......................................30

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2

3

4

5

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

2

User Guide

1.1 Front view of the computer

1

6 7 8 93 4 5

2

Built-in microphone

Camera

Hard disk drive indicator

Wireless LAN card indicator

LCD ON/OFF indicator (When turning on the LCD, the indicator light will be

off; when turning off the LCD, the indicator light will be solid on.)

Brightness down

Brightness up

LCD ON/OFF

Power button

3

User Guide

1.2 Left and right view of the computer

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

air vents may cause thermal problems.

1

5

4

3

2

Memory card reader Microphone connector

USB ports (2) Optical drive slot

Headphone connector

4

User Guide

1.3 Rear view of the computer

USB ports (3) PS/2 keyboard connector

Ethernet connector Power connector

TV tuner port (selected models)

5

User Guide

1.4 Computer stand

20°

5°

Use the stand to position the display to your preference.It can be adjusted from 5˚

forward to 20˚ backward.

The stand provides stability to the computer; it is not a removable part.

Attention: The computer stand must remain installed at all times to

ensure maximum system stability.

6

User Guide

1.5 Connecting your computer

Use the following information to connect your computer:

• Lookforthesmallconnectoriconsonthebackofyourcomputer.Matchthe

connectors to the icons.

Note: Your computer might not have all of the connectors that are

described in this section.

1.5.1 Check the voltage rating before you connect the

equipment to an electrical outlet to ensure that the

required voltage and frequency match the available

power source.

If your computer uses an AC adapter:

Note: Use only the Lenovo provided AC adapter approved for use with this

device. Use of another AC adapter may cause a ﬁre or explosion.

1.5.2 Connect the keyboard cable to the appropriate keyboard

connector (PS2 connector or USB connector).

1.5.3 Connect the mouse cable to the appropriate mouse

connector (USB connector).

7

User Guide

1.5.4 If you have audio devices, attach them using the

following instructions:

12

Microphone Use this connector to attach a microphone (purchased separately)

to your computer when you want to record sound or if you use

speech-recognition software.

Headphone Use this connector to attach headphones (purchased separately)

to your computer when you want to listen to music or other

sounds without disturbing anyone.

1.5.5 If you have powered speakers with an adapter:

(This picture is only a sketch print, it does not show the actual ﬁgure of the speaker)

a. Connect the cable that runs between the speakers if necessary. On some

speakers, this cable is permanently attached.

b. Connect the adapter cable to the speaker if necessary. On some speakers, this

cable is permanently attached.

c. Connect the speakers to the Headphone port on the computer.

d. Connect the adapter to the power source.

8

User Guide

1.5.6 If you have powered speakers without an adapter:

(This picture is only a sketch print, it does not show the actual ﬁgure of the speaker)

a. Connect the cable that runs between the speakers if necessary. On some

speakers, this cable is permanently attached.

b. Connect the cable to the speaker if necessary. On some speakers, this cable is

permanently attached.

c. Connect the speakers to the Headphone port on the computer.

d. Connect the plug to the power source.

Note: Some models are not equipped with external speakers.

1.5.7 Connect any additional devices that you have. Your

computer might not have all connectors shown.

1

2

3 4

TV IN

USB connector Use this connector to attach a device that requires a

USB connection.

Network adapter

connector

Use this connector to attach the computer to an

ethernet-type local area network

9

User Guide

TV-Tuner connector

(IEC type)

Only supported on systems with optional TV

tuner card (Some models are equipped with this

connector).

TV antenna

connector (F type)

To connect the signal input cable for CATV (Some

models are equipped with this connector).

1.5.8 Connect the power cords properly to grounded electrical

outlets.

1. Plug the power adapter cord into the back of the computer.

2. Plug the power cord into the AC adapter.

3. Plug the power cord into an AC power source.

10

User Guide

1.5.9 If your computer is equipped with a Memory Card Reader

Connector, it is able to read/write data from:

MS/MS Pro/MMC/SD/SDHC

1.6 Important information about using the computer

Press the power button on the bottom right of the screen to turn on the computer.

Hold the computer tightly when you carry it.

11

User Guide

1.7 Keyboard and Mouse (wired)

L

V

T

L

V

T

LVT

——

After entering Windows, press this key to launch the LVT (Lenovo

Vantage Technology) program, Lenovo’s pre-loaded Home PC software.

In addition to its own functions, the LVT program will allow you to start

other Windows compatible software, specially conﬁgured to run on this

model of computer.

Notes:

• SomemodelsarenotequippedwiththeLVTprogram.

• TheLVTkeyonthekeyboardisdisabledinthemodels

withouttheLVTprogram.

F2

——

Your computer has the Lenovo Rescue System installed.To learn more

about this program, repeatedly press and release the F2 key once

turning on the computer until the Lenovo Rescue System open.

12

User Guide

1

2

3

4

5

Chapter

Touch Screen Instructions

This chapter contains the following

topics:



Method of touch screen calibration



Normal operation

Attention: Only some models are

equipped with touch screen.

User Guide

13

14

User Guide

A touch screen is a computer display screen that is also an input device. The

screens are sensitive to pressure; allowing a user to interact with the computer by

touching pictures or words on the screen.

Attention:

• Thiscomputerisequippedwitharesistivetouchscreenpanelcoated

with a thin metallic electrically conductive and resistive layer that

causes a change in the electrical currents that are registered as touch

events and sent to the controller for processing. The resistive layer can

be damaged by sharp objects.

• Touchtheresistivetouchscreenwithyourngersonly.Donotusea

stylus to touch the resistive touch screen panel.

• Thecursormaynotmovequicklywhenitisdragged.

• ThetouchscreendoesnotfunctioninRescueSystemmode.

2.1 Method of touch screen calibration

Note: The touch screen must be calibrated prior to use.

1. Click Start

→

All programs

→

IdeaCom TSC to launch the touch screen

calibration program.

2. Select a number of calibration points.

3. Touch the graphical target on the screen to calibrate the touch screen according

to the prompt information.

15

User Guide

Note:

1. The more calibration points, the higher your touch accuracy.

2. Recalibratethetouchscreenwhenitisinaccurate.

3. To clean the touch screen thoroughly, shut down the computer and

wipe the screen gently with a soft dry cloth.

2.2 Normal operation

Once the calibration sequence is complete, you are ready to begin normal

operation and start sending touch events to the higher-level software.

1. A single touch on the screen will perform actions similar to the actions

performed by clicking the left mouse button.

2. Press your ﬁnger to the screen until a circle appears to perform actions similar

to the actions performed by clicking the right mouse button. A menu bar will

pop-up after lifting your ﬁnger from the touch screen.

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