Mitsubishi Electric AE-200A Service Handbook page 108

[VIII Maintenance]
3)
*If the software update did not complete
104
When restarting of the
AE-200/AE-50/EW-50 is complete, the
update is finished.
Check that the displayed version is the
same as version of the update file.
Also check that the version displayed on
the LCD screen is the same.
For how to check the version, refer to "IV
[5] How to check the version of
AE-200/AE-50/EW-50."
properly, perform the update again. If the
problem persists, the
AE-200/AE-50/EW-50 may have
malfunctioned. Contact your dealer.