Press the or key until the front panel highlights Information. Press the Enter key.

Press the or key until the front panel highlights Ink cartridges. Press the Enter key.

Press the or key until the front panel highlights the color that you want to see information on. Press the Enter key.

The front panel displays information on the selected Ink Cartridge.

The information displayed is:

The model of the Ink Cartridge (No.10 for Black and No.82 for the Colors is recommended).
Status of the Ink Cartridge.
The warranty expiration date of the Ink Cartridge.
The Serial Number of the Ink Cartridge.
The amount of ink remaining in the Ink cartridge (the error of the ink level can be as much as + or - 25% according to the specifications of the Printer).