Inch Floppy Disk Drive (Usb External); Figure 1-4 3.5-Inch Fdd; Table 1-1 3.5-Inch Fdd Specifications - Toshiba Portege M100 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 1.2 MB or 1.44MB (formatted) 2HD disks.
The FDD is shown in Figure 1-4. The specifications for the FDD are listed in Table 1-1.
Item
Storage capacity (KB) Formatted
Number of heads
Number of cylinders
Recording method
1-10

Figure 1-4 3.5-inch FDD

Table 1-1 3.5-inch FDD specifications

720KB mode
720 (KB)
MFM (Modified Frequency Modulation)
1.3 3.5-inch Floppy Disk Drive
1.2MB mode
1,200 (KB)
2
80
PORTEGE M100 Maintenance Manual (960-452)
1.44MB mode
1,440 (KB)