Here is another source for the pronto replacement display: [Link: sdiamerica.com]
Try the Voyager Electronics distributor, ask for Adam
they have the UG24U01WGHT3G screen (they told me Samsung no longer makes ver B screen) and it is a drop in replacement for the B version. It is supossed to be the same green display just with an added cache. They sell it for $78.50 + ship I ordered one we will see!