No joy there, either, David. I've swapped several different sets of new batteries that I tested in another device (a portable radio) and verified were working. ----- Original Message ----- From: "David Allen" <wd8ldy@xxxxxxxxxx> To: <bookport@xxxxxxxxxxxxx> Sent: Wednesday, August 25, 2004 12:02 AM Subject: [bookport] Re: Final message - I think this thing is going to have to go back to Louisville Hi Walt and list: I think I can give you a little hope. I got a similar error message the other day. But taking the batteries out and putting them back in again seemed to have a CPR effect. Good luck. Dave