FÜR DELL PRECISION 7720 17,3" LAPTOP BILDSCHIRM PANEL 3840 X 2150 40 PINS
Notebook manufacturers use different types of screens when assembling a single model of Laptop. New 17.3" UHD 4K Laptop Screen Display Panel - Matte. Data Connector:40 Pins. This norm dictates an acceptable 2-5 dead pixel.