To “Force” an upgrade

1.Boot from ISO CD.
2.Read disclaimer, press ESC once read.
3.On the option screen (where you can try an auto upgrade) press [Ctrl] + [C] to break to the command line.
4.Press [Y] on the keyboard to confirm
5.Type the following, then press enter:
FDL486A -m Hepburn -f HECC358H.LOD -s -x -b -v -a 20


6.The firmware flash process will begin. Once successful you will see the prompt.
7.Power down the machine

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