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1 Hardware Overview 1.3 3.5-inch Floppy Disk Drive (USB External)
1.3 3.5-inch Floppy Disk Drive (USB External)
The 3.5-inch USB FDD is a thin, high-performance reliable drive that supports 720KB and
1.44MB.
The FDD is shown in figure 1-4. The specifications for the FDD are listed in Table 1-1.
Figure 1-4 3.5-inch FDD (USB External)
Table 1-1 3.5-inch FDD specifications
Items 720KB mode 1.44MB mode
FDD part
250K bits/second
500K bits/second Data transfer
rate
USB Full speed mode (12M bits/second)
Disk rotation speed 300rpm 360rpm
Track density 5.3 track/mm (135TPI)
1-14 Satellite M30-35 Maintenance Manual (960-455)