Acer Extensa 2000 Service Manual page 31

CD-ROM Interface
Items
Applicable disc format
Loading mechanism
Power Requirement
Input Voltage
DVD-ROM Interface
Item
Vendor & model name
Performance Specification
Transfer rate (KB/sec)
Average Full Access time (typ.)
Data Buffer Capacity
Interface
22
QSI:
CD-DA, CD-ROM Mode-1, CD-ROM/XA Mode-2, Form-1 and Mode-2 Form-2, CD-i
Ready, Video-CD (MPEG-1), Karaoke CD, Photo-CD, Enhanced CD, CD Plus, CD
Extra, i-trax CD, CD-Text, CD-R and CD-RW
Mitsumi:
CD-DA, CD-ROM (Mode 1 and Mode2) CD-ROM XA (Mode 2 Form 1 and Form2),
CD-I (Mode2 Form 1 and Form 2), CD-I Bridge (Photo CD, CD EXTRA), Enhanced
CD, CD-RW, CD-R, CD-TEXT
Drawer with soft eject and emergency eject hole
+5V[DC]+/-5%
MKE SR-8177
With CD Diskette
Average Sustained:
CAV mode
775~1800 blocks/sec
(10.3X to 24X)
1550~3600kBytes/sec (Mode 1)
1768~4106 kBytes/sec (Mode 2)
Random
CAV mode 110 msec typical 150
msec average max
Full Stroke
CAV mode 200 msec typical 260
msec average max
512 kBytes
IDE
Specification
Specification
With DVD Diskette
DVD-5:
Normal Speed (1X) 11.08 Mbits/sec
CAV mode 36.67~88.64 Mbits/sec
DVD-9/DVD-R:
Normal Speed (1X) 11.08 Mbits/sec
CAV mode 36.67~88.64 Mbits/sec
DVD-5:
Random
120 msec typical
160 msec average max
Full Stroke
270 msec typical
350 msec average max
DVD-9:
Random
150 msec typical
200 msec average max
Full Stroke
340 msec typical
450 msec average max
DVD-RAM (2.6G)
Random
200 msec typical
300 msec average max
Full Stroke
300 msec typical
600 msec average max
DVD-RAM (4.7G)
Random
180 msec typical
300 msec average max
Full Stroke
320 msec typical
700 msec average max
Chapter 1