“If the colored ink runs out on the 7640, can you still use the black? Or do you need to purchase more colored ink first?”

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• Yes you can choose to use just the black

  Answered by Chenzo3313 10 years ago

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• The HP Envy 7640 has a single-cartridge mode. The single-cartridge mode is initiated when an ink cartridge is removed from the ink cartridge carriage. During single-cartridge mode, the printer can copy documents, copy photos, and print jobs from the computer.

  Answered by HP Team 10 years ago

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• "Easy Replenish" automatically send you ink.

  Answered by Arby 7 years ago

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• no

  Answered by pammy 8 years ago

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