Question about HP Officejet J5780 All-In-One InkJet Printer
Perform a semi-full reset on the all-in-one by following the steps below
Take out the cartridges from the unit .
Make sure the unit is connected to the wall jack directly without any surge protector.
Unplug the power cord from the back of the unit ( without turning off the unit ) .
Now press the # and 6 key together , while holding these keys down plug in the power cord back into the unit .
Do not release the keys after a few seconds u will find te hp logo or bars moving across the screen .wait while the unit turns off.
after one minute turn on the prnter . it will go into alligment phase > let it finish .
after its done > try to make a copy .
8 Allow the all-in-one to re-initialize. This may take a minute or two.
9 If prompts appear in the all-in-one display to set the front panel language and country settings, perform the steps to set this information
Note - you can also try the Ok n cancel key combination in place of # and 6 .
Posted on May 30, 2008
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Posted on Jan 02, 2017
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