MSI MS-5187 User Manual page 33

JGL1 can be connected with an LED. There are two types of LED that you
can use: 3-pin LED or 2-pin LED(ACPI request). When the 2-pin LED is
connected to JGL1, the light will turn green, when system is On. During
sleep mode, the 2-pin LED will change color from Green to Orange. For 3-pin
LED, when LED is connected to JGL1, this will light when the system is On.
Green Color
1-2 Single Color
3-pin LED
3
Orange
Color
1
2-28
+
2-pin LED
Orange
3
Color
1
Green Color
1-2 Dual Color
3
1
JGL1