Lenovo IdeaCentre K410 Lenovo K4 Series User Guide V1.0 - Page 11

Connecting your computer, switch if necessary.

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1.3 Connecting your computer Note: Your computer may not have all of the connectors described in this section. 1.3.1 Check 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 Microphone Headphone Audio line-in connector Description Use this connector to attach a microphone to your computer when you want to record sound or if you use speech-recognition software. Use this connector to attach headphones to your computer when you want to listen to music or other sounds without disturbing anyone. 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. 6 User Guide

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6
User Guide
1.3 Connecting your computer
Note:
Your computer may not have all of the connectors described in this
section.
1.3.1 Check 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.