>When I run the install software, and get to the point of installing the DOS >3.3 partition, I get an error message "sense bytes not found" and something >about a RAM error. If I move the jumper to any other location or remove it, >the drive isn't seen. Did the software ask you if you have the 10MB or the 20MB drive? That jumper is only to be changed if you are daisy-chaining Siders.