Recent content by erwinkooij

Hello All, I`m new on the Forum and i have a question. I have a VTO3211D-P2 (firmware: 3.200.9999000.0.R) with a VTH1550CH (firmware: 4.400.0000000.7.R) screen. Only now I get an image on the monitor of the intercom but when I ring the bell it does not ring on the monitor. I also see a broken...