MSI MS-7181 - Manual (Page 79)

M SI Feature
4-16
M S-7181 M icro-ATX M ainboard
Click on the “Speaker test” button and the following screen will appear:
In this Speaker Test dialogue box, first select the correct item from the Speaker
mode drop-down list, and then click on eac h connected speaker to ensure if
Headphone, 2-, 4-, or 5.1- channel audio operation is working properly. If any speaker
fails to make sound, then check whether the cable is inserted firmly to the connector,
or replace the bad speakers with good ones.
Subwoofer
Front Right
Rear Right
Center
Front Left
Rear Left