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7.
USB 2.0 ports 1 and 2. These two 4-pin Universal Serial Bus (USB) ports connect to
USB 2.0 devices.
8.
USB 2.0 ports 3 and 4. These two 4-pin Universal Serial Bus (USB) ports connect to
USB 2.0 devices.
9.
COM port. This 9-pin COM1 port is for pointing devices or other serial devices.
10.
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.
M4N68T PRO
M4N68T PRO Analog front panel 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 to [HD Audio]. See section 2.4.3 Chipset for
details.
• The front panel audio I/O module is purchased separately.
ASUS M4N68T PRO
AAFP
PIN 1
HD-audio-compliant
pin definition
PIN 1
Legacy AC'97
compliant definition
1-21
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