Fitting a 2 slot backplane to a
Archimedes A310

Page 1

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A brand new and boxed 2 Slot backplane to be fitted to my Archimedes A310

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Inside the box, and typical Acorn fashion, some small components and a mountain of polystyrene chips.

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The kit should comprise of, Backplane, Mounting Bar, 4x self tapping screws, 2x hexagonal spacers,
4x straight screws, 4x long screws, 6x nuts, Fan, Dust Filter and Filter Clamp.

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First remove the top cover of the machine by removing the 3 screws highlighted.
Ensure proper electrical isolation before starting.

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Remove the 2 screws, one at either side of the front of the case.

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The top cover can now be slid off towards the rear of the base unit.

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Next, take the 4x self tapping screws, 2x spacer pillars, the mounting bar and backplane.

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With the items laid out as shown in the previous image, assemble as shown.

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Another view of the Backplane fitted to the mounting bar.
Note the bars orientation and positioning of the spacers.

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