MSI MS-6334 Manual page 13

2.4 Case Connector: J6
The Keylock, Power Switch, Reset Switch, Power LED, Speaker, and HDD
LED are all connected to the JFP1 connector block.
Reset
Switch
Speaker
Buzzer
(short
pin)
2-8
Power
Switch
15
+
Single
Dual
14
Color
Color
LED
LED
Power LED
+
HDD
LED
Keylock (Reserved)
J6