Ink Level Reset for Cartridges HP 21, HP 27, HP 56, HP 58, HP 22, HP28 and HP 57

Printer cartridges HP 21-HP 27-HP 56-HP 58-HP 22-HP28 and HP 57, all cartridge is the same pin map and they use for each HP Printer. So they have the same way to reset. Here are all steps to reset counter for it:

• Turn your computer OFF and then remove cartridge from printer.
• Turn printer off
• Place a piece of tape over the top left contact as shown in BLUE on the picture to the right.
• Turn on printer. Printer will automatically print test page. (if printer does not print a test page but goes through a priming routine continue following steps when routine ends.
• Remove cartridge from printer.
• Place a piece of tape over top right contact as shown in RED on the picture to the right.
• Return cartridge to printer. Printer will go through a series of tests. Which will be quite audible.
• Remove cartridge from printer.
• Place a piece of tape over the two contacts on the right side of the cartridge as shown in GREEN on the picture to the right.
• Return cartridge to printer. Printer will run additional tests and be quite audible.(If you check your ink levels at this point you will receive a “printer busy message”)
• Remove cartridge from printer and remove all tape from cartridge.
• Reinstall cartridge. (If you check your ink levels at this point you will receive a “printer busy message”)
• Turn printer off. Wait for 20 seconds and turn the printer back on. Ink level should now read full.