Velux KFC 100J - Printed Circuit Board Overview; PCB Component Layout

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Mains
Mains
Mains fuse (1 A slow)
Motor Smoke detector
Temperature fuse 72 °C
Module 1
Module 3 Module 2
Motor fuse (5 A slow)
Operation Battery Motor Break-glass point Smoke detcctor Alarm Wind/rain
Adjustable charging voltage
Break-glass point Ventilation switch Wind/rain sensor
Toroidal transformer
Reset
Battery fuse (630 mA medium slow)
Overview of printed circuit board