On May 9th, I have purchased an adapter,
Dead AC Adapter Specs:
INPUT: 200-240VAC-1.0A 50-60Hz
OUTPUT: 12v=2.6A MAX
New AC Adapter Specs:
AC Input - 100-240V, 50-60HZ,
AC Output 12V = 3.0A.
Unfortunately, my monitor worked for 1.5 smoothly, and then I started to have "power button...