LG FK Series User Manual page 20

Connecting the Speakers (To BE Separately Purchased)
This product is not equipped with speakers.
To output sound, connect external speakers.
Connect the speaker connector to External Speaker (
on the rear panel of the computer.
18 Installing the system
Note
In the case where sound is to low or mute, adjust the volume by clicking
on the [Master Volume] icon on the right end of the Windows task bar.
) connector