0 Replies Latest reply: Nov 26, 2012 7:50 AM by Gyula Surmann
Gyula Surmann Level 1 Level 1 (0 points)

2012-11-26 09.53.36.jpg

Strange behaviour under Snow Leopard (latest) and Lion (latest) as well.

Each cursor (arrow, pointer, text) has some weird dots and stripes.

I have two monitors, and the position of these stripes are different on each monitors.

Here are the specifications of my Mac:


Hardware Overview:


  Model Name:          Mac Pro

  Model Identifier:          MacPro3,1

  Processor Name:          Quad-Core Intel Xeon

  Processor Speed:          2.8 GHz

  Number Of Processors:          2

  Total Number Of Cores:          8

  L2 Cache (per processor):          12 MB

  Memory:          8 GB

  Bus Speed:          1.6 GHz

  Boot ROM Version:          MP31.006C.B05

  SMC Version (system):          1.25f4

  Serial Number (system):          3T******1LY

  Hardware UUID:    


Does it mean, that something hardware problem exists?

How can be this problem solved?


Thank you.


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Mac Pro, Mac OS X (10.6.8)