Part Info:Brand : SonyPart Type : LED DriverPart Number : 1-897-326-11Board Number : 18ST078A-A01, 18STO78A-A01Panel Number : TV Model 1 : XBR-85X900FImportant Notes : 18STO78A-A01 is found printed on the front of the board.. Tamper Proof Stickers have...