Originally Posted by FragFrog
In the latter case, there have been similar reports of users with a PRS-700 who had to format their memory card and reupload their books to their PRS-600 before it recognised them.
I hadn't heard of that. I move my cards around my readers all the time. Because my beau and I use all of the readers, I was thinking of keeping our own books on our own cards since they seem to hold the bookmarks as well.