Views: 471 Author: Site Editor Publish Time: 2022-06-15 Origin: Site
As for the display cannot be turned on, we make a judgment from the following aspects:
The battery cable should be connected to the controller, and the controller should also be connected to the charging hole cable (pictures and videos)
Whether the battery is charged or fully charged, please provide pictures and videos of the bicycle connected to the charger
3. Check the correct operation steps of the display (display manual)
If the above three steps are in place, we need to use a voltmeter to test the discharge voltage of the battery.
