How do I open the printhead access door?

To open the printhead access door, press and hold the Black Copy button for about three seconds until the print carriage starts moving. Then proceed to remove or insert printheads correctly (Page 58).

From the official HP Ink Tank 310 manual, page 58

People also ask

How do I access the printheads inside an HP InkTank 310 so as to remove or insert them?
To open the printhead access door, press and hold the Black Copy button for about three seconds until the print carriage starts moving. Then proceed to remove or insert printheads correctly (Page 58).
Which button should I hold to access the printhead compartment?
To open the printhead access door, press and hold the Black Copy button for about three seconds until the print carriage starts moving. Then proceed to remove or insert printheads correctly (Page 58).
How do I access the printheads inside an HP InkTank 310 so as to remove or insert them?
To open the printhead access door, press and hold the Black Copy button for about three seconds until the print carriage starts moving. Then proceed to remove or insert printheads correctly (Page 58).
How long do I need to press the Black Copy button to open the printhead door?
To open the printhead access door, press and hold the Black Copy button for about three seconds until the print carriage starts moving. Then proceed to remove or insert printheads correctly (Page 58).
How long do I need to press the Black Copy button to open the printhead door?
To open the printhead access door, press and hold the Black Copy button for about three seconds until the print carriage starts moving. Then proceed to remove or insert printheads correctly (Page 58).
What is the procedure for opening up and checking the print head compartment of my HP Ink Tank 310 device?
To open the printhead access door, press and hold the Black Copy button for about three seconds until the print carriage starts moving. Then proceed to remove or insert printheads correctly (Page 58).

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