Hello,
Those of you who repair your Fidelity chess computers will know that many LED displays are currently failing, with a faulty segment or poor brightness.
I was recently trying to repair some of them. Repair is possible by disassembling and replacing the LEDs with new SMD units:
REPAIR:
https://photos.app.goo.gl/bZmoem6ikkrb8pSr7
But the soldering should be better than mine (done by hand) so that the top plastic fits perfectly. So I have also decided to design a new replacement with modern components:
REPLACEMENT:
https://www.warnemuende.cc/forum/vie...php?f=3&t=4274
Best,
Gerardo