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May 18, 2017
Are you being charged for color pages when your printing black-and-white?
Your color printing device prints the color black in one of two ways: composite black or true black. The below side-by-side comparison simulates the difference you might see in...
HP Officejet 6812
HP Officejet 6815
HP Officejet 6820
HP Officejet Pro 6230
HP Officejet Pro 6830
HP Officejet Pro 6835
There is a problem with the printhead error message displays on the printer control panel or comput...
May 5, 2017
Replace the Intermediate Belt Transfer (IBT) Cleaner
A message will be displayed on the Control Panel when the Transfer Belt Cleaner needs to be replaced.
Make sure the machine has stopped copying / printing.
Open the Front Cover of the printe...
The supply life counters must be reset when some supplies are replaced.
Login as the System Administrator. User Name is "admin" and the password is "1111"
Press the [Log In / Out] button on the Control Panel, enter the System Administrator lo...
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