Well ....
Tom's correct, as usual.
My beep verification peizo speaker stopped working (SMD driver transistor likely; since I tried soldering in two other piezo beepers) and during dis-assembly I noted the shielded RF area containing the microwave frequency GPS receiver.
I will do without the beep I am used to that's used at night, as I am NOT paying MK $285 + S&H to get a new head!
Robert
Bringer of the 'Bird...