ASROCK 970 Extreme4 User Manual page 29

2.8 ASRock Smart Remote Installation Guide
USB_PWR
P-
P+
GND
DUMMY
GND
IRTX
IRRX
ATX+5VSB
3 CIR sensors in different angles
29
USB 2.0 header
(9-pin, blue)
CIR header
(4-pin, white)