Asus M4A78 Pro - Manual (Page 41)

11. Front panel audio connector (10-1 pin AAFP)
This connector is for a chassis-mounted front panel audio I/O module that supports
either High Definition Audio or AC`97 audio standard. Connect one end of the front
panel audio I/O module cable to this connector.
• We recommend that you connect a high-definition front panel audio module to this
connector to avail of the motherboard high-definition audio capability.
• If you want to connect a high-definition front panel audio module to this connector,
ensure that the Front Panel Select item in the BIOS is set to [HD]. If you want to
connect an AC’97 front panel audio module to this connector, set the item to [AC97].
See page 2-20 for details.
12. Serial port connector (10-1 pin COM1)
The connector is for a serial (COM) port. Connect the serial port module cable to the
connector, then install the module to a slot opening at the back of the system chassis.
The serial port bracket (COM1) is purchased separately.
Chapter 1: Product introduction 1-29