Asus M2A74-AM - Manual (Page 30)

7. USB 2.0 ports 1 and 2. These two 4-pin Universal Serial Bus (USB) ports are for
USB 2.0 devices.
8. USB 2.0 ports 3 and 4. These two 4-pin Universal Serial Bus (USB) ports are for USB
2.0 devices.
9. DVI-D Out port. This port is for any DVI-D compatible device and is HDCP compliant
allowing playback of HD DVD, Blu-Ray, and other protected content.
10. COM port. This 9-pin COM1 port is for pointing devices or other serial devices.
11. PS/2 keyboard port (purple). This port is for a PS/2 keyboard.
1.10.2 Internal connectors
1. 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, set
the Front Panel Select item in the BIOS setup to [HD Audio]. If you want to connect an
AC'97 front panel audio module to this connector, set the item to [AC97]. By default, this
connector is set to [HD Audio]. See section 2.4.4 Onboard Devices Configuration for
details.
Chapter 1: Product introduction 1-20