Advertisement
1.3
3.5-inch Floppy Disk Drive
The 200 series 3.5-inch removable FDD is a thin, high-performance reliable drive that sup-
ports 720-KB (formatted) 2DD and 1.44-MB (formatted) 2HD disks. When a CD-ROM is
installed in the Selectable Bay, an FDD attachment can be used to connect the FDD to an
external FDD port.
The 200 series FDD is shown in Figure 1-4.
The specifications for the FDD are listed in Table 1-1.
Storage capacity (KB)
Unformatted
Formatted
Number of heads
Number of cylinders
Access time (ms)
Track to track
Average
Head settling time
Recording track density (tpi)
Data transfer rate (Kbps)
Rotation speed (rpm)
Recording method
1-8
Figure 1-4 3.5-inch FDD
Table 1-1 3.5-inch FDD specifications
Item
2-MB mode
1-MB mode
2,000
1,475
2
80
3
181
15
135
500
300
Modified Frequency Modulation (MFM)
1,000
737
2
80
3
181
15
135
250
300
200 Series
Advertisement
