- Turn off power to the E4K.
- Insert the floppy disk into the drive with the label side towards the center.
- Turn on power.
- Press Enter to update or Exit to cancel.
- Wait for the E4K to update its firmware.
Source: E4K — e-mu-emulator-4k-manual (manual)
Symptoms this guide addresses
Source: E4K — e-mu-emulator-4k-manual (manual)