Acorn Archimedes A3010 Parallel Not Working

This time I look back my Acorn Archimedes which was gifted by Xavier back in 2019 / 2020. Zarchos (Xavier) -    / @archimedes75009   Centre for Computing History (Acorn Presentations) -    / @thecentreforcomputinghistory   Please check out my new channel too:-    / @gadgetukextra   Join this channel to get access to perks (A dozen or so early access and exclusives):    / @gadgetuk164   or you can support the channel via   / gadgetuk164   or https://ko-fi.com/gadgetuk164 #acorn #archimedes #repair