Inch Floppy Disk Drive (Usb External); Figure 1-4 3.5-Inch Fdd (Usb External); Table 1-1 3.5-Inch Fdd Specifications - Toshiba PORTEGE M780 Maintenance Manual

1 Hardware Overview
1.3

3.5-inch Floppy Disk Drive (USB External)

The 3.5-inch FDD is a thin, high-performance reliable drive that supports 720KB (formatted)
2DD and 1.44MB (formatted) 2HD disks.
The FDD is shown in figure 1-4. The specifications for the FDD are listed in Table 1-1.
Data transfer rate
Disk rotation speed
Track density
1-18
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Figure 1-4 3.5-inch FDD (USB External)

Table 1-1 3.5-inch FDD specifications

Items
FDD part
USB
[CONFIDENTIAL] PORTEGE M780 Maintenance Manual (960-809)
TEAC FD-05PUB-337
(G8AC0000B320)
720KB mode
250K bits/second
Full speed mode (12M bits/second)
300rpm
5.3 track/mm (135TPI)
1.44MB mode
500K bits/second