MSI 694D PRO Manual page 30

JGL1 can be connected with dual color 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 and blinks when it is in suspend/sleep mode.
3-pin LED
Green Color
Orange
Color
1 3
1-2 Single Color
1-3 Blink
2-25
1 +
3
JGL1
2-pin LED
Green Color
Orange
Color
1 3
1-2 Dual Color