File:Acorn Universal Second Processor Unit motherboard.jpg
Summary
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Acorn ANC21 Universal Second Processor Unit with the lid off and no co-processor fitted, showing the motherboard with the two rows of sockets for a Master Series co-processor, the power supply at the top and the Tube ribbon cable at the bottom left.
Source
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https://commons.wikimedia.org/wiki/File:Acorn_ANC21_Universal_2nd_Processor_Unit_open_without_co-processor.jpg (retrieved 2026-10-02), originally from Chris's Acorns, Acorn ANC21 Universal 2nd Processor Unit page.
Author
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Chris Whytehead
Licence
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Creative Commons Attribution-ShareAlike 3.0 Unported (CC BY-SA 3.0), https://creativecommons.org/licenses/by-sa/3.0/
File history
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| Date/Time | Thumbnail | Dimensions | User | Comment | |
|---|---|---|---|---|---|
| current | 04:35, 2 October 2026 | | 314 × 480 (21 KB) | Josh (talk | contribs) | Upload |
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- File:Acorn ANC21 Universal 2nd Processor Unit open without co-processor.jpg from Wikimedia Commons
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