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Chapter 1 17
Floppy Disk Drive Interface
Item Specification
Vendor & model name Mitsumi D353F3X
Floppy Disk Specifications
Media recognition 2DD (720KB) 2HD (1.2MB, 3-mode) 2HD (1.44MB)
Sectors/track 9 15 18
Tracks 80 80 80
Data transfer rate
(Kbit/s)
1 MB 1.6 MB 2 MB
Rotational speed (RPM) 300 360 300
Read/write heads 2
Encoding method MFM/FM
Power Requirement
Input Voltage (V) +5V ±10%
Hard Disk Drive Interface
Item Specification
Vendor & Model Name IBM DARA 206000 IBM DARA 209000
Drive Format
Capacity (MB) 6000 9000
Bytes Per Sector 512 512
Logical Heads 15 16
Logical Sectors 63 63
Drive Format
Logical Cylinders 12416 16383
Physical Read/Write Heads 2 3
Disks 1 2
Spindle Speed (RPM) 4200 4200
Performance Specifications
Buffer Size 418 KB 418 KB
Interface IDE IDE
Data Transfer Rate (Disk-Buffer, Mbits/
s)
161.6 - 85.5 161.6 - 85.5
Data Transfer Rate (Host-Buffer,
Mbytes/s)
66.6 max
16.6 max
DC Power Requirements
Voltage Tolerance 5V +/- 5% 5V +/- 5%
CD-ROM Interface
Item Specification
Vendor & Model Name TEAC CD-224E-A26 24X
Performance Specification
Transfer rate (KB/sec) 1545KB/sec ~ 3,600KB/sec (FULL - CAV)
Access time (typ.) 130 msec. (typ.)
Rotation speed 5136 rpm (typ.)
Memory Buffer None
505-1.book Page 17 Thursday, November 4, 1999 4:36 PM