P4D/P4D-N Motherboard

Serial Ports:

The default configuration is Serial 1 = COM1 and Serial 2 = COM2. Installing an IR port requires disabling COM2.

External Audio Jacks: The onboard audio supports stereo speakers, audio input and a micro- phone.

Serial (COM) Ports

Function: Connecting Serial devices.

The two serial ports have 9-pin connectors. They can operate at speeds up to 115,200bps. You can configure the port speed in the computer’s Operating System. Do not connect or disconnect a serial cable when the system is turned on.

More Information: See the Integrated Peripherals section of “Configuring the CMOS Setup Utility” in Chapter 5 for information on adjusting port settings.

Serials ports 1 & 2

Audio Jacks & Connectors

Function: Jacks for connecting external audio devices to the onboard audio subsystem.

Description: There are three audio jacks:

•Line Out

For the two stereo speakers.

•Line In

Audio input connector for an external audio source.

•Mic

Microphone connector for a computer microphone.

More Information: See the Integrated Peripherals section of “Configuring the CMOS Setup Utility” in Chapter 5 for information on audio settings.

Game/MIDI

(Pink)

Line Out

Mic

(Lime)

(Pink)

Line In

(Light Blue)

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User’s Manual