ZUM Radio troubleshooting guide
Copyright 2019-2020 ZUM Radio, Inc
3
Rev 1.0
Common Issues
Note
: Testing should be done with a known good Raspberry Pi with a correctly configured
image.
ZUMspot RPi:
●
Board not found in Pi-Star or not working in a particular mode.
○
Go to
Configuration -> Modem
and make sure that “ZUMspot RPi GPIO” has been
selected.
○
Reflash modem firmware
■
Go to
Configuration -> Expert -> SSH
■
Login
■
Run following command:
sudo pistar-zumspotflash rpi
○
Test using MMDVMCal. More information is found under the
Using MMDVMCal
section.
■
Test Tx and Rx with the normal 433MHz frequency. If Tx and Rx work then any
issues being experienced are due to a configuration problem or the Pi-Star image
has been corrupted
●
If the board has OLED issues go to the
OLED Display
section
