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Becker Europa Radio Stays On

Started by 90077merc, 02 May 2021, 09:44 AM

90077merc

Hi friends,

My 450 SEL arrived Friday and I drove it for the first time. It's in fantastic condition and I'm delighted.

I noticed the Becker Europa radio stays on even after it's turned off and the rear speakers buzz. Is there any information on the forum/web about this?

Thank you
1974 450 SEL

daantjie

Are you sure the volume knob is clicking off when you turn it fully counterclockwise?  It should make a firm click when off.
Daniel
1977 450 SEL 6.9 - Astralsilber

90077merc

Yes, it definitely has some resistance to turning and then a solid click.
1974 450 SEL

floyd111

While not solving the (possible broken Becker button) issue here, does the radio not switch off when you take the key out? Or are/were they directly wired to a uninterrupted battery feed?


90077merc

Oh yes it turns off when the key is out.
1974 450 SEL

floyd111

In that case I would think this is a broken Becker button. Power supply from the car, on/off works, so I think that is that.
Not fixing that problem would also be a good option. :D

nathan

there is a good chance someone retrofitted this and its live off the battery, not the fuse box. is there a separate wire to the battery positive terminal and perhaps this is the radio power confirming someone added power to it improperly?
1979 116 6.9 #6436
2018 213 e63
2011 212 e63
2011 463 g55
2007 211 e500 wagen
1995 124 e320 cabriolet
1983 460 300gd
1981 123 280te

90077merc

Ha ha not fixing the problem is a definite short term fix. I should add that when I turn on the radio it does get louder, it's just that when I turn it off there is still some faint radio sound coming through and a loud constant buzzing noise.
1974 450 SEL

floyd111

You could try your luck and spray some contact spray in the button..

90077merc

I've read about contact spray in the forum. What makes that so special? It must be some sort of non-conducting cleaner..
1974 450 SEL

ptashek

Quote from: 90077merc on 06 May 2021, 11:07 PM
I've read about contact spray in the forum. What makes that so special? It must be some sort of non-conducting cleaner..

They're nothing special. Just heavy duty, highly volatile solvents (acetone, toluene etc.) to remove grease and grime from electrical contacts without dismantling things.
Very similar to brake cleaner spray. Nasty stuff you don't want to breathe-in.
1993 "Pearl Blue" W124 280TE
1988 "Arctic White" W124 200T
1979 "Icon Gold" W116 450SE