The display does not light up, the system does nothing

The display does not light up, the system does nothing

Switch on the control module by pressing the ON / OFF button for at least 4 seconds. The display lights up.
The battery is empty, charge the control module

By Henk de Goeij|2020-03-16T11:08:04+01:00October 31st, 2019|Categories: Faults with R7 system|Comments Off

About the Author: Henk de Goeij