Acer 4820T manual Audio Interface Specification

	Item			Specification
Applicable disc		DVD-ROM:			DVD Read:
formats		4.7GB	(Single Layer)		DVD-ROM (DVD-5, DVD-9, DVD-10, DVD-
		8.5GB	(Dual Layer)		18), DVD-Video, DVD-Audio, SACD
		DVD-R:			(Hybrid),
					UDF DVD, DVD-R, DVD-R DL, DVD-R 3.95
		3.95GB (Ver. 1.0: read only)
					GB, DVD-R Authoring, DVD-R Multi-Border,
		4.7GB (Ver. 2.0 for Authoring: read only)
		4.7GB (Ver. 2.1 for General: read &			DVD-RW, DVD+R, DVD+R DL, DVD+R
					Multi-Session, DVD+RW, DVD-RAM V1.0,
		write)
					DVDRAM
		(DL) 8.5GB (Ver. 3.0)
					V2.0 & 2.1 &2.2.
		DVD-RW:
		4.7GB (Ver. 1.2/ Rev 1.0, 2.0, 3.0)			CD Read:
		DVD-RAM: 1.46GB/side, 4.7GB/side
					CD-DA, CD-ROM Mode-1, CD-ROM/XA
		(Ver. 2.2)
					Mode-2 Form-1 and Mode-2 Form-2, CD-i,
		DVD+R: 4.7GB (Ver. 1.3)
					CD-i
		(DL) 8.5GB (Ver. 1.1)
					Bridge, Video-CD (MPEG-1), Karaoke CD,
		DVD+RW:
					Photo-CD, Enhanced CD, CD Plus, CD
		4.7GB (Vol.1 Ver.1.3)			Extra, itrax
					CD, CD-Text, UDF CD, CD-R, and CD-RW
		CD-ROM Mode-1 data disc
		CD-ROM Mode-2 data disc			DVD Write:
		CD-ROM XA, CD-I, Photo-CD Multi-			DVD Data & Video
		Session, Video CD
		CD-Audio Disc			CD Read:
		Mixed mode CD-ROM disc (data and			CD-DA, CD-ROM Mode-1, CD-ROM/XA
		audio)			Mode-2 Form-1 and Mode-2 Form-2, CD-i,
		CD-Extra			Video-
		CD-Text			CD, CD-Text
		CD-R (Conforming to “Orange Book Part
		2”: read & write)
		CD-RW (Conforming to “Orange Book
		Part 3”: read & write)
Loading mechanism		Drawer (Solenoid Open)
		Tact SW (Open)
		Emergency Release (draw open hole)
Power Requirement
Input Voltage				DC 5 V +/- 5%
	Audio Interface
	Item			Specification
	Chipset		Realtek ALC271X high definition audio codec with embedded class-D
			speaker amplifier

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