I delited a boot option in the bios unfortunately the motherboard option.... After that I only get a black screen isn and cd is working but can not get to the bios or boot menu.
- boot nothing connected
- the asus emirgency restore using usb and pressing cmd+home
- removing the cmsd battery(not sure about the name) the small round one inside the laptop
nothing has worked so far....
asus r510jk motherboard asus x550jd