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Connecting I/O Devices

The backplane of the motherboard has the following I/O ports:

PS2 Mouse

Use the upper PS/2 port to connect a PS/2 pointing device.

PS2 Keyboard Use the lower PS/2 port to connect a PS/2 keyboard.

HDMI port

Connect HDMI connector to the HDMI device.

Serial Port (COM1) Use the COM1 port to connect serial devices such as mice or fax/modems.

VGA1 Port Connect your monitor to the VGA port.

ESATA port Use this port to connect to an external SATA box or a Serial ATA port

multiplier.

LAN1 Port

Connect an RJ-45 jack to the LAN port to connect your computer to the

Network.

USB Ports Use the USB ports to connect USB devices.

Optical SPDIF Output

This jack connects to external optical digital audio output devices.

Audio Ports

Use the audio jacks to connect audio devices. The D port is for stereo line-in

signal, while the F port is for microphone in signal. This motherboard supports

8-channel audio devices that correspond to the A, B, C, and E port

respectively. In addition, all of the 3 ports, B, C, and E provide users with both

right & left channels individually. Users please refer to the following note for

specific port function definition.

A: Center & Woofer D: Line-in

B: Back Surround E: Front Out

C: Side Surround

The above port definition can be changed to audio input or

audio output by changing the driver utility setting

This concludes Chapter 2. The next chapter covers the BIOS.

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Acer EL1800 Technical Information Seite 80