HP 2540p WZ226UT#ABA manual DVD-ROM Drive specifications, Applicable disc Read Write, Access time

DVD±RW and CD-RW SuperMulti Double-Layer Drive specifications

Applicable disc	Read:	Write:
	CD-DA, CD+(E)G, CD-MIDI, CD-TEXT,	CD-R and CD-RW
	CD-ROM, CD-ROM XA, MIXED MODE	DVD+R, DVD+RW, DVD-R, DVD-RW,
	CD, CD-I, CD-I Bridge (Photo-CD,
		DVD-RAM
	Video CD), Multisession CD, CD-
	EXTRA, Portfolio, CD-R, CD-RW), CD-
	R, CD-RW, DVD-ROM (DVD-5, DVD-9,
	DVD-10, DVD-18), DVD-R, DVD-RW,
	DVD+R, DVD+RW, DVD-RAM
Access time	CD	DVD
Random	< 175 ms	< 230 ms
Cache buffer	2.5 MB
Data transfer rate
24X CD-ROM	3,600 KB/sec
8X DVD	10,800 KB/sec
24X CD-R	3,600 KB/sec
16X CD-RW	2,400 KB/sec
8X DVD+R	10,800 KB/sec
4X DVD+RW	5,400 KB/sec
8X DVD-R	10,800 KB/sec
4X DVD-RW	5,400 KB/sec
2.4X DVD+R(9)	2,700 KB/sec
5X DVD-RAM	6,750 KB/sec
Transfer mode	Multiword DMA Mode

DVD-ROM Drive specifications

Applicable disc	Read:	Write:
	CD-DA, CD+(E)G, CD-MIDI, CD-TEXT,	CD-R and CD-RW
	CD-ROM, CD-ROM XA, MIXED MODE
	CD, CD-I, CD-I Bridge (Photo-CD,
	Video CD), Multisession CD (Photo-CD,
	CDEXTRA, Portfolio, CD-R, CD-RW),
	CDR, CD-RW, DVD-ROM (DVD-5,
	DVD-9, DVD-10, DVD-18), DVD-R,
	DVD-RW, DVD+R, DVD+RW, DVD-
	RAM
Access time	CD	DVD
Random	< 110 ms	< 130 ms

122 Chapter 6 Specifications