MSI PRO B660M-A DDR4 User Manual - Page 24
JUSB3: USB 3.2 Gen 1 Connector, JUSB4: USB 3.2 Gen 1 5Gbps Type-C Connector
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JUSB4: USB 3.2 Gen 1 5Gbps Type-C Connector This connector allows you to connect USB 3.2 Gen 1 5Gbps Type-C connector on the front panel. The connectors possess a foolproof design. When you connect the cable, be sure to connect it with the corresponding orientation. JUSB4 USB Type-C Cable USB Type-C port on the front panel JUSB3: USB 3.2 Gen 1 Connector This connector allows you to connect USB 3.2 Gen 1 5Gbps ports on the front panel. 10 11 1 20 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 ⚠ Important Note that the Power and Ground pins must be connected correctly to avoid possible damage. 22
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