function keys

For some reason I suspect might be the SD card this unit I just got keeps getting stuck on hold on certain systems and I can’t toggle off hold on the Dept. the only way to resume scanning and I’ve tried Function System is to go to WX search in the menu and then Function system. I have another SD...

Programmable function keys P0, P1, P2 and P3 Can be assigned to MR-CH 1/2/3/4 I have not figured out how set which zone and channel correspond to MR-CH 1-4. Are these always Zone 1 Channels 1-4? Is there a way, for example to assign Zone 2 Ch 3 to P1? I would like to be able to select a...