FAQ¶
Boot fails and restarts repeatedly?¶
It is probably due to not enough supply current. Please use a power adapter supporting 12V voltage and 2A current.
How to burn the MAC address?¶
You can change MAC address of the Face-RK3399 by yourself, and you can modify MAC address by the tool – WNpctool before Connect Device.
How to capture a log from the board in Android?¶
Settings
-> System
-> About tablet
-> click 5 times Build number
-> go back to the previous level Developer options
-> Enable logging to save
. After opening the function, the system storage root directory will generate .LOGSAVE
folder, which includes system logcat and kernel kmsg.