ASROCK B650 PG LIGHTNING User Manual page 48

USB 3.2 Gen1 Header
(19-pin USB32_8_9) (see p.6, 7, No. 12)
There is one header on this motherboard. This USB 3.2 Gen1 header can support
two ports.
44
USB32_8_9
Vbus Vbus
Vbus IntA_PB_SSRX-
IntA_PA_SSRX- IntA_PB_SSRX+
IntA_PA_SSRX+ GND
GND IntA_PB_SSTX-
IntA_PA_SSTX-
IntA_PB_SSTX+
IntA_PA_SSTX+
GND
GND IntA_PB_D-
IntA_PA_D- IntA_PB_D+
IntA_PA_D+ Dummy
1