Avalue ECM-QM77 - Manual (Page 18)

ECM-QM77 Quick Installation Guide
18 ECM-QM77 Quick Installation Guide
2.3.19 On-board box header for USB3.0 (JUSB3/1)
Signal PIN PIN Signal
+5V 1
USB3_RXN3_L 2 19 +5V
USB3_RXP3_L 3 18 USB3_RXN4_L
GND 4 17 USB3_RXP4_L
USB3_TXN3_L 5 16 GND
USB3_TXP3_L 6 15 USB3_TXN4_L
GND 7 14 USB3_TXP4_L
USB_PN_Z_2 8 13 GND
USB_PP_Z_2 9 12 USB_PN_Z_3
NC 10 11 USB_PP_Z_3
2.3.20 On-board box header for USB2.0 (JUSB1)
Signal PIN PIN Signal
+5V 1 2 +5V
USB_PN_Z_5 3 4 USB_PN_Z_4
USB_PP_Z_5 5 6 USB_PP_Z_4
GND 7 8 GND
GND 9 10 GND