Asus ROG STRIX B660-F Gaming WiFi Manual page 30

13. Front Panel Audio header
The front panel audio header is for a chassis-mounted front panel audio I/O module
that supports HD Audio. Connect one end of the front panel audio I/O module cable to
this header.
We recommend that you connect a high-definition front panel audio module to this
connector to avail of the motherboard's high-definition audio capability.
14. S/PDIF Out header
The S/PDIF Out header allows you to connect the Sony/Philips Digital Interface (S/
PDIF) Out module.
The S/PDIF module is purchased separately.
1-16
AAFP
PIN 1
HD-audio-compliant
pin definition
SPDIF_OUT
PIN 1
Chapter 1: Product Introduction