Siemens SIMATIC Panel PC 870 Equipment Manual page 70

Configuring the Computing Unit in the BIOS SETUP
Field
Diskette access
5-18
This mode of protection is not active unless Password on boot is set
to Enabled.
Supervisor Diskette access is not possible unless the supervisor
password was entered during system boot.
Diskette access is not possible unless the user pass-
User
word was entered during system boot.
Note: This function can no longer be used under Windows
NT/2000, since this operating system does not access
to the floppy disk via BIOS routines.
To do so, please use the Windows NT/2000 system
programs.
Panel PC 870 Computing Unit Equipment Manual
Meaning
Edition 12/01