You can abandon the original TN screen, replace the IPS screen , benefits: clear and delicate, viewing angle wide ,? accurate and true color, color soft, not hurt the eyes. ? Reminder: before installing , be sure to Don't plug the Power Adapter and Battery ( It is very important ) , all-insulation working .Please touch metal objects to release body static electricity. During the test, after each power-off, wait 5-6 seconds before plugging in the power supply again ?During installation, be careful not to tear off the yellow protective film in the kit's shipping package, as it is for anti-static protection. Important reminder: Please do not connect other models of screens without authorization. If the interface definition is a universal 2lane 1080P EDP screen, the kit can theoretically light up. If you are worried that it will not light up, you can provide us with the screen specification sheet for evaluation. The screen needs to be purchased according to the following specifications and models. Support laptop model : thinkpad : T420, T430? (does not compatible with T420S T430S , if your laptop is T420S or T430S , please bid another item from us ) Support LCD model: AUO ? B140HAN01.0? B140HAN01.1? B140HAN01.2? B140HAN01.3? LG? ?? LP140WF1-SPB1?? LP140WF1-SPV1?? LP140WF1-SPK1??? SAMSUNG?? LTN140HL02-B01 BOE ?? NV140FHM-N62?? NV140fhm-n41 Innolux :? N140HCA-EAC N140HCA-EAB You can prepare one to replace for your panel . Please note : this item does not include a LCD panel . There are some fake LCD panel in the market , some sellers mark a fake sticker . after install the Not compatible panel , the backlight will turn on , but it will be no picture . We suggest you buy B140HAN01.3 , this panel parameter is relatively good, other panels are scarce in the market? Package Include: 1 X LCD controller driver