04-06-2012 02:26 AM
Download the HP print diagnostic utility, it might be able to help you as it will scan for and fix some common errors. You can find more info about the tool and download it here.
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Although I work for HP my posts and replies are my own
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09-07-2012 05:54 PM
Have tried disconnecting and reconnecting my hp photosmart C4780 printer , but it does not print. After several hours it may print one page, or overnight. That's it.