Dell Latitude E6420 E6520 Left LED Light Board For LCD Casing ND2PD CN-0ND2PD 0ND2PD ND2PD / Left LED Light Board Assembly For LCD CasingLED LIGHT For LCD Casing / DP/N: ND2PD, LS-6596P, PAL50/PAL51/PAL52 Compatible Models: Latitude E6420,Latitude E6420 ATG,Latitude E6520,