Rear I/O Panel; Lan Port Led Status Table; Audio Ports Configuration - MSI B550-A PRO Manual

Rear I/O Panel

PS/2 Combo port
Flash BIOS
Button
Flash BIOS
Port
USB 2.0
Type-A
∙ Flash BIOS Port/ Button - Please refer to page 33 for Updating BIOS with Flash
BIOS Button.

LAN Port LED Status Table

Link/ Activity LED
Status Description
Off No link
Yellow Linked
Blinking Data activity

Audio Ports Configuration

10
Rear I/O Panel
DisplayPort
(5Gbps) Type-A
USB 2.0
Type-A
(●: connected, Blank: empty)
USB 3.2 Gen 2
(10Gbps) Type-A
1 Gbps LAN
USB 3.2 Gen 1
USB 3.2 Gen 2
(10Gbps) Type-C
Speed LED
Status
Off
Green
Orange
Audio Ports
Line-In
Line-Out/ Front Speaker Out
Rear Speaker Out
Center/ Subwoofer Out
Side Speaker Out
Mic In
Audio Ports
Description
10 Mbps connection
100 Mbps connection
1 Gbps connection
Channel
2 4 6 8
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