I was trying to update the software of my Triton studio which is in EXCELLENT CONDITIONS .. yesterday ,, accidentally .. during installing the new software (2.02 - from Korg site) the power went off

now when i am turning on the keyboard the LCD screen does not work ,, i mean the floppy drive works .. the CD drive works ,, but the screen is not working and non of the keyboard buttons lights..
PLEASE HELP ME WITH THIS GUYS ..
Many Thanks ,,