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Why are there two black ink cartridges in my printer?
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Why are there two black ink cartridges in the Canon Pixma MP560 printer?
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Why does my HP photosmart printer have two black ink cartridges?
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I have a Canon Pixma MP530 printer. Is there a way to print when one of the two black ink cartridges is empty?
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With the Canon i860 printer, why do you need two black ink cartridges?
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My printer will not print because it say NO INK.. i have two new cartridges in there now?
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