Some recent plasma auctions on eBay:

42" SAMSUNG PLASMA TV PART Y-DRV BUFFER YDRV BOARD - LJ92-04212A REV:R1.6
GBP 29.99
End Date: Thursday Apr-24-2014 10:09:56 PDT
Buy It Now for only: GBP 29.99
Buy it now | Add to watch list