5.Serial port connector (10-1 pin COM1)

This connector is for a serial (COM) port. Connect the serial port module cable to this connector, then install the module to a slot opening at the back of the system chassis.

COM1

CTS

DSR

DTR

RXD

PIN 1

DCD TXD GND RTS RI

M5A97 R2.0

M5A97 R2.0 Serial port (COM1) connector

The COM module is purchased separately.

6.Digital audio connector (4-1 pin SPDIF_OU�T)

This connector is for an additional Sony/Philips Digital Interface (S/PDIF) port.

1 Chapter

+5V

SPDIFOUT GND

M5A97 R2.0

SPDIF_OUT

M5A97 R2.0 Digital audio connector

Ensure that the audio device of Sound playback is Realtek High Definition Audio (the name may be different based on the OS). Go to Start > Control Panel > Sounds and Audio Devices > Sound Playback to configure the setting.

The S/PDIF module is purchased separately.

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Chapter 1: Product introduction