Backup Software to Floppy Disk

1. From the Disk Browser, select the floppy drive.
2. Press the Utilities function key (F1).
3. Press the CopySys function key (F2).
4. Insert a formatted floppy disk with the label side toward the center.
5. Press Yes to continue.

Source: E4K — e-mu-emulator-4k-manual (manual)