Gigabyte GA-M55S-S3 user manual Cdin CD In Connector, Spdifi S/PDIF In Connector

14)CD_IN (CD In Connector)

Connect CD-ROM or DVD-ROM audio out to the connector.

	Pin No.	Definition
	1	CD-L
	2	GND
	3	GND
1
	4	CD-R

15)SPDIF_I (S/PDIF In Connector)

Use S/PDIF IN feature only when your device has digital output function. Be careful with the polarity of the S/PDIF_I connector. Check the pin assignment carefully while you connect the S/PDIF cable,incorrect connection between the cable and connector will make the device unable to work or even damage it. For optional S/PDIF cable, please contact your local dealer.

Pin No.	Definition
1	Power
2	SPDIFI
3	GND

1

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