Author: Phil (adsl-67-116-252-250.dsl.pltn13.pacbell.net)
Date: 06-01-2008 06:50
I think it's a loose connection with the monitor port. I remember this happening when I was trying to build an ST-VGA monitor cable. I had this problem, so I gave up soldering those damn pole joints on the 13-pin DIN plug. I bought a ready made ST-VGA cable and the problem went away.