Lenovo 10086, 3109, 4743 K430 manual Connecting your computer, Basic connector instructions

Page 11

1.3 Connecting your computer

Note: Your computer may not have all of the connectors described in this section.

1.3.1Check the position of the voltage-selection switch on the rear of the computer. Use a ballpoint pen to slide the switch if necessary.

Note: Some computers do not have a voltage switch. These computers control voltage automatically.

If the voltage supply range is 100-127 V AC, set the switch to 115 V.

If the voltage supply range is 200-240 V AC, set the switch to 230 V.

115

230

1.3.2 Basic connector instructions

Connector

Description

 

 

Microphone

Use this connector to attach a microphone to your

 

computer when you want to record sound or if you

 

use speech-recognition software.

 

 

Headphone

Use this connector to attach headphones to your

 

computer when you want to listen to music or

 

other sounds without disturbing anyone.

 

 

Audio line-in connector

Used to receive audio signals from an external

 

audio device, such as a stereo system. When

 

you attach an external audio device, a cable is

 

connected between the audio line-out connector

 

of the device and the audio line-in connector of

 

the computer.

 

 

6User Guide

Image 11
Contents IdeaCentre K4 Series Important Safety Information Page Contents Hardware Replacement Guide This chapter contains the following topics Chapter Using the Computer HardwareFront view of the chassis Rear view of the chassis User Guide User Guide Basic connector instructions Connecting your computerLine-in connector on a stereo system or other Sound configuration is as follows 7.1 Audio configuration instructionsConfigurations are as followings 5.1 Audio configuration instructionsDVI-HDMI Hot-swappable hard disk selected models only Wired keyboard selected models onlyUser Guide User Guide Power Control Switch selected models only User Guide Auto Turbo User Guide Chapter Using the Rescue System Driver and Application Installation OneKey RecoveryNetwork Settings System SetupMethod 1 Automatic Installation Method 2 Manual InstallationPassword Management System BackupSystem Recovery Create Recovery DiscTroubleshooting and Chapter Confirming Setup Troubleshooting Display Problems Solving ProblemsTroubleshooting Software Problems Troubleshooting Audio ProblemsTroubleshooting Problems with Optical Drives and Hard Disks Special considerations for troubleshooting Windows Performing Daily Maintenance Tasks Chapter Hardware Replacement Guide Overview Safety information for replacing CRUsTools required Additional information resourcesHandling static-sensitive devices Identifying internal components LocationsPCI express X 16 adapter slots Identifying parts on the system boardMicroprocessor fan header 12V power connector Battery Microprocessor and heat sink General information Pre-disassembly instructionsReplacing hardware To remove the computer cover Removing the computer coverTo remove the front bezel Removing the front bezelTo replace a memory module Replacing a memory moduleTo replace a hard disk drive Replacing a hard disk driveTo replace an optical drive Replacing an optical driveTo replace a graphics card Replacing a graphics cardUser Guide User Guide To replace the TV-Tuner card Replacing the TV-Tuner cardUser Guide To replace the keyboard Replacing the keyboard and mouseDeclaration AppendixTrademarks Energy Star StatementUser Guide User Guide