Acer 3020 User Manual
Page 28
22
Chapter 1
Capacity (MB)
40000
60000
80000
Bytes per
sector
512
512
512
Data heads
2
3 (for Hitachi and Seagate)
4 (for Toshiba)
4 (for Hitachi)
3 (for Seagate)
Drive Format
Disks
1
2
2
Spindle speed
(RPM)
4200 RPM
4200 RPM
4200 RPM
Performance Specifications
Buffer size
2048KB
8192KB
8192KB
Interface
ATA/ATAPI-6; ATA-6
ATA/ATAPI-6; ATA-6
ATA/ATA-6; ATA-6
Max. media
transfer rate
(disk-buffer,
Mbytes/s)
372
350
350
Data transfer
rate
(host~buffer,
Mbytes/s)
100 MB/Sec.
Ultra DMA mode-5
100 MB/Sec.
Ultra DMA mode-5
100 MB/Sec.
Ultra DMA mode-5
DC Power Requirements
Voltage
tolerance
5V(DC) +/- 5%
5V(DC) +/- 5%
5V(DC) +/- 5%
Combo Drive Interface
Item
Specification
Vendor & model name
DVD/CDRW KME UIDA760 (24x24x8x24x)
DVD/CDRW QSI SBW-242C (24x24x8x24x)
Performance Specification
With CD Diskette
With DVD Diskette
Transfer rate (KB/sec)
Sustained:
Max 3.6Mbytes/sec
Sustained:
Max 10.8Mbytes/sec
Buffer Memory
2MB
Interface
Enhanced IDE(ATAPI) compatible
Applicable disc format
DVD: DVD-ROM, (DVD-5, DVD-9, DVD-10, DVD-18),DVD-R (read, single
border), DVD-RW, DVD-RAM (2.6GB, 4.7GB)
CD: CD-DA, CD-ROM, CD-ROM XA, CD-R, CD-RW Photo (Multisession)
Video CD, CD-Extra, (CD+), CD-test
Loading mechanism
Load: Manual
Release: (a) Electrical Release (Release Button)
(b) Release by ATAPI command
(c) Emergency Release
Power Requirement
Input Voltage
5 V +/- 5 % (Operating)
DVD-Dual Interface
Item
Specification
Vendor & model name
DVD Dual HLDS GWA-4040N
Performance Specification
With CD Diskette
With DVD Diskette
Hard Disk Drive Interface
Item
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