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Epson Stylus Photo 820 Teardown

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Bonus Teardown Time!

Time to see what is underneath the 'Do not remove' sticker located on the ink cartridge.

What is this network of labyrinthine passageways?

The answer is a capillary tunnel to reduce ink pressure. The lower row of holes leads into the cartridge itself, while the top row leads to the ink nozzles.

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