MSI 990FXA GAMING - Chassis Intrusion, TPM, Serial, Audio, and Switches

Chapter 1
1-9
Getting Started
󰁈Audio Ports
These connectors are used for audio devices.
󰀲 Line in: Used for connecting external audio outputting devices.
󰀲 Line out: Used as a connector for speakers or headphone.
󰀲 Mic: Used as a connector for a microphone.
󰀲 RS-Out: Rear surround sound line out in 4/ 5.1/ 7.1 channel mode.
󰀲 CS-Out: Center/ subwoofer line out in 5.1/ 7.1 channel mode.
󰀲 SS-Out: Side surround sound line out in 7.1 channel mode.