Asus X99-A Computer Hardware User Manual


 
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Chapter 1: Product introduction
Chapter 1
2. Digital audio connector (4-1 pin SPDIF_OUT)
This connector is for an additional Sony/Philips Digital Interface (S/PDIF) port. Connect
the S/PDIF Out module cable to this connector, then install the module to a slot
opening at the back of the system chassis.
The S/PDIF module is purchased separately.
3. M.2 socket 3
This socket allows you to install an M.2 (NGFF) SSD module.
This socket supports M Key and type 2242/2260/2280/22110 storage devices.