HGLRC F7+60A STACK Manual page 21

Product daily problems
1.OSD garbled:
If you find garbled characters, please open Betaflight, click
clicks on "Upload Font" to update
1. When plugged in the battery, the aircraft does not pass the self-test
without "BBB" sound. There is only one sound.
Please check if the ESC agreement is correct
3.The spin of the aircraft keeps spinning
1. Please check if the propeller is correct
2. Please check if the motor direction is correct
"OSD" .and click
21
"Font Manager"
www.hglrc.com