Before flashing any new firmware, always backup the original factory firmware. You might need it for warranty or RMA.
The -TG788Avn Firmware- has corrupted the GPS ephemeris data or the baud rate for the GPS UART is wrong (default is 9600, but some hardware uses 115200). Fix: Send the SMS command admin123#setgpsbaud=9600 (or 115200). Then perform a cold start using admin123#coldstart . -TG788Avn Firmware-
Before flashing any new firmware, always backup the original factory firmware. You might need it for warranty or RMA.
The -TG788Avn Firmware- has corrupted the GPS ephemeris data or the baud rate for the GPS UART is wrong (default is 9600, but some hardware uses 115200). Fix: Send the SMS command admin123#setgpsbaud=9600 (or 115200). Then perform a cold start using admin123#coldstart .