Connecting I/O Devices - ECS A790GXM-A Manual

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Connecting I/O Devices

The backplane of the motherboard has the following I/O ports:
PS2 Mouse
PS2 Keyboard
VGA1 Port
Serial Port
(COM1)
USB Ports
HDMI Port
LAN Ports
Optical SPDIF
Output
Audio Ports
Use the upper PS/2 port to connect a PS/2 pointing device.
Use the lower PS/2 port to connect a PS/2 keyboard.
Connect your monitor to the VGA port.
Use the COM port to connect serial devices such as mice or
fax/modems.
Use the USB ports to connect USB devices.
Connect the HDMI port to the HDMI devices.
Connect RJ-45 jack to the LAN ports to connect your
computer to the network.
This jack connects to external optical digital audio output
devices.
Use the audio jacks to connect audio devices. The C port is
for stereo line-in signal, while the E port is for microphone
in signal. This motherboard supports audio devices that cor-
respond to the A, B and D port respectively. In addition, all
of the 3 ports, B, and D provide users with both right & left
channels individually. Users please refer to the following
note for specific port function definition.
A: Center & Woofer
B: Back Surround
C: Line-in
The above port definition can be changed to audio input or
audio output by changing the driver utility setting.
Installing the Motherboard
D: Front Out
E: Mic_in Rear
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