Hello!
I have an external (HP 2159m 21.5-inch Diagonal Full HD LCD Monitor) on my laptop, it was working fine untill yesterday, the power is on, but the screen is black,i have check all cables,restart comp, etc. but nothing seems to work,my laptop still working without any problems, it is only the external HP 2159m monitor that is permanently black and i dont know what more to do. (comp dont identify my HP 2159m monitor now)
(No HDMI , ONLY DVI)
(WINDOWS 8)
I really appreciate any help you can provide.