This is the powersupply which are used for the GSM Mainmodule, The Repeater module, the Sensor Finder Repeater module and the WiFi-module.
With powerfauilere please chek the power supply polarity
Be sure to check that the powersupply connector have the correct polarity. Se pictures below. If wrong connection the modules will shor-circuit.
The (+) must point to the middle cord. The (-) must point to the outer cord.