Never installed KM 5020i but brand new Brother originals don't ask for Time zone for sure, time is set via Initial Setup. Should Factory reset don't...
I'm not sure, but I seem to remember that the LTs are those with a different cpu/chip from the standard one, due to the "alleged microchip crisis"......
now that I am reading your request, I am at home, and I do not have access to the documentation, however, if you are in a hurry and have some machine...
well... if your problem its the privacy...you could also attach a counter page! so i have to guess.
I'm betting on the film on the sleeve, which has...
I think nothing dramatic in short term. After fiasco with toner shortage/outage KM is shaken and forced to release a "new" 1i models. The future will...