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10-16-2010 03:26 PM
10-17-2010 08:58 AM
You may have a hardware issue.
Nvidia chipset is very sensitive to heat and it tends to brake the solder due to overheat.
Try to open your notebook and clean the heat-sink and applied decent thermal paste.
If it does not help, reflow would be the last effort.
Pavilion DV2922TX, XP-SP3 32bit, Intel T5750 2.0Ghz, Nvidia Geforce 8400M GS with 128MB, 4GB 667 DDR2, 250GB HDD