Part Type: Y-Main Board YSUS Y-Sustain 42DH YM Part Number: LJ92-01797B (797B) is on barcode Known Models: Samsung PN43D450A2DXZA Samsung PN43D430A3DXZA Samsung PN43D440A5DXZA Samsung PN43D490A1DXZA Panel Sticker Number: S42AX-YD15S42AX-YB11 PCB Number:LJ41-09479A PBA Number:LJ92-01797B