MSI B550 GAMING GEN3 AM4 ATX Motherboard - Manual (Page 35)

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JUSB3: USB 3.2 Gen 1 Connector
This connector allows you to connect USB 3.2 Gen 1 5Gbps ports on the front panel.
⚠
Important
Note that the Power and Ground pins must be connected correctly to avoid possible
damage.
Pin Signal Name Pin Signal Name
1 Power 2 USB3_RX_DN
3 USB3_RX_DP 4 Ground
5 USB3_TX_C_DN 6 USB3_TX_C_DP
7 Ground 8 USB2.0-
9 USB2.0+ 10 Ground
11 USB2.0+ 12 USB2.0-
13 Ground 14 USB3_TX_C_DP
15 USB3_TX_C_DN 16 Ground
17 USB3_RX_DP 18 USB3_RX_DN
19 Power 20 No Pin
1 10
11 20
JUSB1~2: USB 2.0 Connectors
These connectors allow you to connect USB 2.0 ports on the front panel.
⚠
Important
∙ Note that the VCC and Ground pins must be connected correctly to avoid possible
damage.
∙ In order to recharge your iPad, iPhone and iPod through USB ports, please install
MSI Center utility.
Pin Signal Name Pin Signal Name
1 VCC 2 VCC
3 USB0- 4 USB1-
5 USB0+ 6 USB1+
7 Ground 8 Ground
9 No Pin 10 NC
1
2 10
9