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.
Video Graphics Adapter (VGA) port.
This 15-pin port is for a VGA monitor or other
VGA-compatible devices.
10. Serial 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.
• 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
2.4.4 Onboard
Device Configuration
for details.
• The front panel audio I/O module is purchased separately.
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.
M4A78LT-M LX
M4A78LT-M LX Front panel audio connector
AAFP
PIN 1
GN
D
PRESENCE#
SENSE1_RETUR
SENSE2_RETUR
PORT1
L
PORT1
R
PORT2
R
SENSE_SEN
D
PORT2
L
HD-audio-compliant
pin definition
PIN 1
AGND
NC
NC
NC
MIC
2
MICPW
R
Line out_
R
NC
Line out_
L
Legacy AC’97
compliant definition
ASUS M4A78LT-M LX
1-21
Summary of Contents for M4A78LT-M LX
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