Thanks for the fast answer! Yes I will check all resistors too! But do you know the value of the Capacitor? I checked the one you told me and my multimeter tells me 216uF but this seams not possible for this small type. Do I have to remove it from the board to measure it correct or do you have the v...

Dear Forum, sorry that I write in english... I need some help, I guess the mosfet on the 210c mainboard if defect but there is also another part missing you can see on this picture: https://www.pocketnavigation.de/pictures/IMG_6566.jpg I guess this is an SMD capacitor 0805 but what kind of an value?...