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CHAPTER 5 GENERAL DESCRIPTION
5.1 SUMMARY OF FEATURES
➀ High Data Storage Capacity (with SuperDisk disk)
➁ Full read/ write compatibility with the standard 2DD/ 2HD (720 KB/ 1.44 MB)
➂ Embedded ATAPI Interface
➃ 1 inch Height Design
➄ Either Horizontal or Vertical Installation is available.
➅ 2x Speed (than the old version model)
5.2 SYSTEM SET UP
The ATAPI Devices are selected by the Address field in the Drive Select Register. When
a single Device is attached to the interface, it shall be set as Device 0. When the ATAPI
Device is attached along with an ATA Mass Storage Device, the ATAPI Device will be
set as Device 1 and respond as a Slave.
5.3 POWER SAVING (Standby Mode)
NOTE :
• ATAPI : AT Attachment Packet Interface.
• MS Windows is a registered trademark of Microsoft Corporation.
• IBM PC-AT is a registered trademark of International Business Machines
Corporation.
• SuperDisk is a trademark of Imation Corporation.
➀ When the drive waits for a command from the Host for more than four seconds,
then the drive enters Power Save Mode. Laser and Spindle motor stop.
➁ Restart is automatic when the Host Command is acknowledged.
CHAPTER 6 SPECIFICATION SUMMARY
6.1 PERFORMANCE
➀ Disk Diameter 3.5 inches
➁ Disk speed
1440 r/min
➂ Storage Capacity
Unformatted 150 MBytes (SuperDisk) 1/ 2 MBytes (2DD/ 2HD)
Formatted 120 MBytes (SuperDisk) 720 KB/1.44 MBytes(2DD/ 2HD)
➃ Recording Density 33.8 k FCI
➄ Track Density 2490 TPI
➅ Data Transfer Rate from Disk 750 ~ 1360 KBytes/ s
➆ Seek Time (average) 70 ms typical
MTBF 15,000 POH (@duty 25 %)
6.2 ERROR RATES
• Hard read errors Less than 10
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