Part TypeBacklight Inverter Inverter Board Backlight Inverter 4 Part Number RUNTKA330WJZZ Part UsageLCD MFR Part Number 1Sharp RUNTKA330WJZZ Board Number(s) QKITF0191S4P2(75) Known Models SHARP LC-52D64U SHARP LC-52A83M Panel Sticker Number LK520D3LZ50R Panel ManufacturerSharp