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ARCHIVED FORUM -- March 2012 to February 2022
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This is the second Archived Forum which was active between 1st March 2012 and 23rd February 2022

 

Beogram CDX2 Touch panel repair tip

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This post has 2 Replies | 1 Follower

AndyF
Not Ranked
Inverness, Scotland
Posts 18
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Gold Member
AndyF Posted: Mon, Jan 25 2021 2:03 PM

Bought a CDX2 from a well known auction site, cosmetically good but with known faults. It played but the majority of the panel didn't function.

Got the cap kit from Martin and fitted them (old ones were way off spec). Also changed the caps on the display and control board - also way off. I also noticed some pretty bad soldering, which I reflowed. I also made sure all the rubber tips were in good condition. Connecting back up only gave a little improvement and most of the controls stayed dead.

Took it apart again and had a good look at the pins. I'd trawled the Vintage and Workbench forums for inspiration but there was nothing else suggested, so I decided to try another way. I used a fine needle file and drew it across the tips of the pins to get clean metal showing (obviously a gentle touch) on them all. Reassembled the machine and plugged in. Bingo! Everything worked beautifully. Seems that oxidation had got to the pins and compromised electrical conductivity to the rubber pads.

Worked for me, so I decided to share in case anyone else had similar problems and was ripping out hair. Not recommended to attack the pins with anything heavier than a fine file, and as little as possible to preserve contact with the rubber pads.  On to the CD5500..and the BM6000..  The fun never stops.

Tim
Not Ranked
Somerset, UK
Posts 27
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Bronze Member
Tim replied on Wed, Apr 14 2021 12:47 PM

Hi, AndyF
I've just tried the filing of the pin trick on my temperamental CD3300 - it now works faultlessly, BRILLIANT - top tip!
Many thanks,
Tim

AndyF
Not Ranked
Inverness, Scotland
Posts 18
OFFLINE
Gold Member
AndyF replied on Tue, Apr 20 2021 12:33 AM

Thanks Tim, glad I managed to do something right and usefully passed it on.

Andy

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