IWILL P4R533, User Manual, Page: 32 / 104

P4R533/P4R533-N Motherboard
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User’s Manual 2•18
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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 sec-
tion of “Configuring the CMOS Setup Utility” in Chapter
5 for information on adjusting port settings.
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 sec-
tion of “Configuring the CMOS Setup Utility” in Chapter
5 for information on audio settings.
Serials ports 1 & 2
Serial Ports:
The default configuration
is Serial 1 = COM1 and Se-
rial 2 = COM2. Installing
an IR port requires dis-
abling COM2.
External Audio Jacks:
The onboard audio sup-
ports stereo speakers, au-
dio input and a micro-
phone.
Line In (Light Blue)
Line Out (Lime)
Mic (Pink)