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8-bit acorn hardware • Re: Fault finding index

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BBC Micro Issue 4 motherboard with Econet and 8271 DFS
Fault : Keyboard unresponsive and continuous (polyphonic)tone.
Culprit : IC32 74LS259
Now working time to test Econet and DFS.

Marcus

Statistics: Posted by marcusjambler — Mon Mar 25, 2024 5:21 pm



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