Try another monitor to check whether it is the monitor.

Signature
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Hope this helps.
Gerry
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FCA
gcjc@yesit.co.uk
Stourport, Worcs, England
Enquire, plan and execute.
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Please tell the newsgroup how any
suggested solution worked for you.
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> After I turned on my PC I got the "system resources is
> Low" error message and after that the system monitor went
[quoted text clipped - 3 lines]
> Thanks,
> Leo.