Acer 250 manual DVD-ROM Interface, Ide, DVD-9/DVD-R

CD-ROM Interface

Items	Specification
Interface	IDE
Applicable disc format	CD/CD-ROM(12cm,8cm), CD-R, CD-RW, CD-DA, CD-ROM (Mode 1, Mode2), CD-
	ROM XA (Mode 2, Form1 and Form 2), Photo CD (Single, Multi- session),
	Enhanced CD
Loading mechanism	Drawer with soft eject and emergency eject hole
Power Requirement
Input Voltage	+5V[DC]+/-5%

DVD-ROM Interface

Item	Specification
Vendor & model name	MKE SR-8177-BAA6
Performance Specification	With CD Diskette	With DVD Diskette
Transfer rate (KB/sec)	Average Sustained:	DVD-5:
	CAV mode	Normal Speed (1X) 11.08 Mbits/sec
	775~1800 blocks/sec	CAV mode 36.67~88.64 Mbits/sec
	(10.3X to 24X)	DVD-9/DVD-R:
	1550~3600kBytes/sec (Mode 1)	Normal Speed (1X) 11.08 Mbits/sec
	1768~4106 kBytes/sec (Mode 2)	CAV mode 36.67~88.64 Mbits/sec
Average Full Access time (typ.)	Random (*1)	DVD-5:
	CAV mode 110 msec typical 150	Random (*4)
	msec average max	120 msec typical
	Full Stroke (*2)	160 msec average max
	CAV mode 200 msec typical 260	Full Stroke (*5)
	msec average max	270 msec typical
		350 msec average max
		DVD-9:
		Random (*7)
		150 msec typical
		200 msec average max
		Full Stroke (*8)
		340 msec typical
		450 msec average max
		DVD-RAM (2.6G)
		Random (*7)
		200 msec typical
		300 msec average max
		Full Stroke (*8)
		300 msec typical
		600 msec average max
		DVD-RAM (4.7G)
		Random (*9)
		180 msec typical
		300 msec average max
		Full Stroke (*10)
		320 msec typical
		700 msec average max
Data Buffer Capacity	512 kBytes
Interface	IDE

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