Faulty laptop video output – January 2009

One evening, this friend of mine called in for an emergency: there was this laptop, neither very new, nor extremely neat that had been acting up for a couple of days and needed to be taken care of. What I found out was something both random and repeatable: the systematic disruption of the image to the external monitor, or of the independent colors.

What happened?

Most owners strongly deny any “responsibility” for the cause of this defect – and this friend of mine made no exception to the rule. However, when asked if he uses a second monitor, he said he did, when he was playing. Continue reading “Faulty laptop video output – January 2009”