Meyblaubaer

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Hello, i've got the problem that an externallly connected rear monitor won't show an picture. It shows only "no signal" and there is no possibility to mirror the front with the rear screen. can anyone help me?

Hello, Today i Maybe bricked my F920 while Updating to CNSD-320FM. The Unit permanently restarts, Keys are illuminated but the screen keeps black. Its not reading any SDs, no entering in Service Mode, nothing happens. On Ignition on there is a "plop" in the speakers. What can i do now? any suggestions? I don't get any backups beforde upgrading (i know, it was stupid) Kindly