Ink Supplies Troubleshooting
strong light source near the printer during printhead realignment can affect alignment.
Plot:
5The process will take about five minutes. Wait until the front panel display shows the process complete before using the printer.
Scanning errors during alignment
If the alignment process FAILs, a Scanning problems message appears on the front panel. This means that the alignment has not completed successfully. Therefore the printer is not aligned and the alignment should be repeated before printing with good image quality. The problem may be due to:
The paper used was not valid, repeat the alignment with valid paper.
Printhead health problems, clean printheads.
The alignment was done with the transparent window open, repeat the alignment with the window closed.
If the problem persists after using valid paper, cleaning the printheads, and keeping the window closed, there may be a Failure in the scanning system needing reparation or the printheads, although clean, may not work and need to be replaced.
Ink Cartridge and Printhead Status Messages
Ink Cartridge Status Messages
OK | The Ink Cartridge is operating correctly and no action is required. |
Missing | There is no Ink Cartridge present, or it is not properly connected to the |
| printer |
Low | The Low message is an early warning sign and it is advisable that new |
| supplies should be obtained of that particular color. The amount of ink |
| remaining in the Ink Cartridge depends on it’s capacity, but there is |
| approximately 14% of ink available for the user. |
Very Low | When the Very Low message is displayed, overnight printing should not |
| be attempted. Changing the Ink Cartridge is strongly recommended to |
| prevent the printer from stopping halfway through a print. There is |
HP Designjet T Series — Service Manual |