For a CME, CMEi or CMEd:
1) Press and hold the hidden "Unison Menu" button just above the Unison symbol in the lower left corner
of the processor screen, Until the "Menu Stat" appears.
2) Press the down arrow until the screen displays "ARCH" and press [Enter].
The processor will now display the Architectural Software version after the word ARCH
Please make certain that your Light Manger software version matches that of your processor. If it does not, stop and call ETC Tech Services.
Things to note:
1.4 thru 1.5 are for Non CE Procesors.
1.55 and above are for CE processors only.