MSI 785GTM-E45 - Motherboard - Micro ATX User Manual page 77

Test Speakers
You can select the speaker by clckng t to test ts functonalty. The one you select
wll lght up and make testng sound. If any speaker fals to make sound, then check
whether the cable s nserted firmly to the connector or replace the bad speakers wth
good ones. Or you may clck the auto test
automatcally.
Front Left
Sde Left
Rear Left
button to test the sounds of each speaker
Center
MS-7549
Front Rght
Sde Rght
Subwoofer
Rear Rght
A-15