Asus M4A785G HTPC/RC - Manual (Page 43)

8. Audio power connector (4-pin Audio_PWR)
This connector is for a 4-pin power plug from a power supply. Connect a power plug to
this audio power connector for better sound quality.
• We highly recommend that you connect a power plug to this audio power connector
for ensuring effective audio output. When the system detects that no power cable is
plugged in this connector, a reminder will appear during POST. You may turn off the
reminder in the BIOS setup. Refer to page 2-15 for details.
• Do not share the same power cable with other devices to reduce the electronic
interruption.
9. Digital audio connector (4-1 pin SPDIF_OUT)
This connector is for an additional Sony/Philips Digital Interface (S/PDIF) ports.
The S/PDIF module is purchased separately.
Chapter 1: Product introduction 1-31