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scarymemo
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Solved!

Envy 7800 prints blank

Didn’t use printer for about a year. Now prints blank black or color. No error messages. Ran diagnostics. Did cartridge clean and align. Updates current. Cartridges almost full. O

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scarymemo
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HP Recommended

Solved!

Envy 7800 prints blank

I fixed it. Took the advice of another poster on another thread and soaked the cartridge contacts in warm water for several minutes to loosen dried up ink, reinstalled it, and it worked! I had tried every thing else and was ready to trash it. So, thanks to whoever it was.

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