Fujitsu D2519 Technical Manua page 33

Features
Write protection for floppy disks - switch 4
Switch 4 is used to define whether floppy disks can be written or deleted in the
floppy disk drive. To write and delete floppy disks, the write-protection in BIOS
Setup must be disabled (in menu Security, the field Diskette Write must be set to
Enabled).
on The floppy disk drive is write-protected.
off Floppy disks can be read, written and deleted (default setting).
D2519 (RX300 S4)
Technical Manual
Settings with jumpers
33