MSI MPG B550 User Manual

21
Overview of Components
BAT1
JAUD1: Front Audio Connector
This connector allows you to connect audio jacks on the front panel.
1
2 10
9
1 MIC L 2 Ground
3 MIC R 4 NC
5 Head Phone R 6 MIC Detection
7 SENSE_SEND 8 No Pin
9 Head Phone L 10 Head Phone Detection
JFP1, JFP2: Front Panel Connectors
These connectors connect to the switches and LEDs on the front panel.
BAT1
1
JFP2
+
+
-
-
Speaker
Buzzer
1 Speaker - 2 Buzzer +
3 Buzzer - 4 Speaker +
1
2 10
9
+
+
+- -- -
+
Power LED
HDD LED Reset Switch
Reserved
Power Switch
JFP1
1 HDD LED + 2 Power LED +
3 HDD LED - 4 Power LED -
5 Reset Switch 6 Power Switch
7 Reset Switch 8 Power Switch
9 Reserved 10 No Pin

MSI MPG B550 Specifications

General

Form Factor	ATX
Chipset	AMD B550
Max Memory	128GB
Memory Type	DDR4
M.2 Slots	2
SATA Ports	6
Socket	AM4
Memory Slots	4
Memory Speed	4400MHz (OC)
Network	2.5G LAN
Wi-Fi	Wi-Fi 6 (802.11ax)
Bluetooth	Bluetooth 5.1
RGB Support	Mystic Light