Originally Posted by grahammechanical
According to your advice performed following steps;
-> Settings>Software & Updates>Additional Drivers (clicking this tab)
Software & Update
Selected FIRST option
NVIDIA Corporation: Unknown
This device is using an alternative driver.
- Using NVIDIA binary driver-version 331.113 from nvidia-331 (proprietary, tested)
- Using NVIDIA binary driver-version 331.113 from nvidia-331 (proprietary)
- (already check) Using X.Org Xserver - Nouveau display driver from xserver-xorg-video-nouveau (open source)
-> [Apply Changes]
Now my problem gone. The display "Philips BrilliAnce 200WP" detected.
Lot of thanks for your advice and time spent
I suppose my problem was caused by forgetting to select "third party software" during installing Ubuntu 14.04
Any further action I have to take ?