How to replace the ink cartridge on the DM400, DM500, and more

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Products affected: DM400™, DM500™, DM550™, DM800™, DM800i™, DM900™, DM1000™, and DM1100™
The message Low Ink - Order Ink displays on the Main screen when there is only enough ink for approximately 10 days of mailing. The actual ink usage will vary depending on how often you print mail, and whether you print many advertisements or inscriptions. The message Low Ink displays approximately two days before the ink runs out. Your meter will be able to print approximately 300 meter stamps. Or, you can leave your system running for about six more days without printing.
 
The message Out of Ink displays when there is no more ink left in the cartridge and the mailing system stops printing. To resume printing, change the ink cartridge as follows.
  1. Lift up the main cover and locate the ink cartridge lid
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  2. Push the tab on the front of the cartridge lid. Lift the lid up and push toward the back of the machine.
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  3. Remove the old ink cartridge by lifting it straight up
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  4. Insert the new ink cartridge with the grooved side facing towards the front
  5. Close the ink cartridge lid and push down until it locks into place
  6. Close the main cover
  7. Print a test pattern to verify that the ink cartridge is installed correctly

UPDATED: June 24, 2020