Maybe my graphics card is toast?
Maybe you'll think of me when you are all alone.
A lot of maybes, you should test the monitor on the other computer(s)
When I unplug the monitor cable from the pc, A "No Connection, Check Signal Cable" box slides around the screen WITH NO TRACE OF PINK.
This is because the error message may only use the primary colours. Red Blue and Green and does not mix them.
1. What is a psu?
Power Supply Unit.