Both REV-A and REV-B work the same in regards to flashing the firmware. You have to use the CF slot since its on the IDE buss. Is you unit at Pyramid-Audio? If so, they can flash it to 2.0.35 if you want. PM me the details and I'll look into it for you.
Roku3 and Roku HD1000 [Rev B] on a Samsung HLP5674W DLP in the living room; a Roku2 and two Roku XS and a few SoundBridges.Win7; Kubuntu and XP via RT-N66U, E2000 and a switch or two. I own stock in Roku, it's just all in the form of hardware.Viva la Roku