saliery

LED have more than 10000 hrs work time ...

alrdy try 14.07 and 14.09, now on 14.12.1 - no difference... i think something wrong with power or silicone which on LED

latest one, 14.12.0

but what problem from ? why that happnd? is it firmware issue or technical ?

idk what happened, but today, after 3 month of using my ultimaker 2 i see something wrong with LED. Brightness and colour now is difference when i buying it. this pic - first day when i buy it: http://i61.tinypic.com/3585f1d.jpg and this one - now: http://i57.tinypic.com/fedqut.jpg