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This is a follow up to my recent post about the redesigned Beogram Commander remote control board, which now works in both (DC-motor) Beogr...

Saturday, April 4, 2015

Beomaster 8000: Display Repair (I) - Installation of SMD LEDs and Test

Last week I was sent a Beomaster 8000 display board for rebuilding the displays with surface mount LEDs. I installed the display into one of my Beomasters and had a look:

Many segments were dead. A clear case for a rebuild. As usual the balance display was still good. So far I have to find a broken balance display yet. Their boards look differently, i.e. they seem to have come from a different manufacturer. I set out to rebuild the display with SMD LEDs. Here are a few pictures of the process. Display board removed:
Displays liberated. It is best to take the top three out at once. Otherwise it is easy to damage the plastic alignment fixture:
Removed from the plastic fixture:
Opened up:
This shows the frequency display board after removing the original LEDs:
SMD LEDs lined up for population of the board:
After installing all LEDs. Now I will run them for 24hrs in my test fixture to make sure everything is stable:

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