While you wait for answers, we may have found some information which could help you.
Success
Message
Wont turn on and what the flip flop?
No volume?
My Sagemcom DTR 6400 has di3d?
Code not working?
No power?
How can I get read of beeping sound from my radio in?
How can I mend my old fake airpods?
Charger for MP3 Classic Model: FIR - 410?
Broken aerial?
How do I fix liquid damage?
DAB to DAB+?
How to fix handset problems ( intercom ) and access control?