Compatible HP 72-HC (C9370A-REM, C9371A-REM, C9372A-REM, C9373A-REM, C9374A-REM, C9403A-REM)

If there has been a full set of genuine cartridges installed in the printer prior to installing the new compatible cartridges then a full compatible cartridge replacement may be required if the error message (Cartridge is not compatible) appears

If this error message still appears after this troubleshooting or you don't have a full set of compatible cartridges available please consult the "Problems you might encounter" section below

• This incompatible cartridge error message appears when the printer detects that there is both genuine and compatible cartridges installed in the printer
• To do a full genuine to compatible replacement please follow the steps below:

1. Remove all the cartridges currently installed in the printer and turn the printer off. Leave it off for 15 minutes then turn it back on
2. Re-install a full set genuine HP ink cartridges in the printer - These genuine cartridges can be half full or even empty
3. Once the genuine cartridges have been detected, remove and the replace them with compatible cartridges. Note: This must be done in one go

Problem: Error (Cartridge is not compatible)

The compatible cartridge has been installed correctly and the error message (Cartridge is not compatible) has appeared

Resolution

1. Remove the affected cartridge/cartridges from the printer

2. Turn the printer off and wait for 2 minutes

3. Turn your printer back on and wait for a further 2 minutes

4. Once the printer warns that certain cartridge/cartridges are missing, re-install them one at a time

Problem: Cartridge not recognised

The compatible cartridge has been installed correctly but the printer is not registering it as installed

Resolution

1. Remove the affected cartridge/cartridges from the printer

2. Turn the printer off and wait for 2 minutes

3. Turn your printer back on and wait for a further 2 minutes

4. Once the printer warns that certain cartridge/cartridges are missing, re-install them one at a time

This image shows the front of the cartridge, the product code and colour is displayed here.

The back of the cartridge can be seen in this image, ensure the chip is clear of impurities before installation.

Printers that use HP 72-HC cartridges

To see a full list of products that work in your printer, click on the model name below:

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