... at the connection!6.For the installation of a new LCD panel,repeat the process in reverse order(Caution ... off the power supply)***What is A+ grade, A grade, B grade for LCD screen?LG,Samsung,ChiMei,AU are ... price is slightly higher.***What is A+ grade, A grade, B grade for LCD screen?Both CCFL and LED lamp ... with 2 cables and connector like this picture,while a LCD screen with LED lamp does not.***Why buy ...