Acer AT350 F1 - Manual (Page 170)

Appendix C Acer Smart Console 158
Virtual Media
Floppy disk
This floppy disk option allows you to upload and share images via the
BMC. These images will then be emulated to the host server as USB
applications.
Perform the floppy disk operation
On the floppy disk page select an image file, then click Upload to
upload your image file to the server.