refilling HP Officejet Pro L7680

[Johan]

How do I refill the HP Officejet Pro L7680 black and colour cartridges?

 

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How do I refill the HP Officejet Pro L7680 black and colour cartridges?

You don't... you need to buy some refillables from ebay or similar.

I've got a set that I bought about 4 months or so ago but the black chip is cr*p so I need to source some new chips.