Testing and Cleaning the BJ Cartridge Print Head
The print head in the BJ cartridge contains nozzles through which ink is propelled onto the paper. To maintain the best possible print quality, these nozzles need to be cleaned from time to time. Your unit is equipped with a print head cleaning function that does this.
Printing the Nozzle Check Pattern
Before cleaning the print head, you may want to print the nozzle check pattern to test the print head of the BJ cartridge installed in the unit. This test shows if each print head nozzle is operating properly.
Refer to the flow chart (1 p.
Follow this procedure to print the nozzle check pattern:
1 Press Function.
2 Press Cleaning.
NOZZLE CHECK
3Press Set.
•The unit prints the nozzle check pattern.
When the Colour BJ cartridge is installed, the pattern includes all four colours; yellow, magenta, cyan, and black. In the colour pattern you will notice that lines are missing between the colours. This is normal.
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24 | 24 | Nozzle Check Pattern |
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If the pattern is broken, missing, or a specific colour is not printed, clean the BJ cartridge print head. (1 p.
nPrint the nozzle check pattern again after cleaning the BJ cartridge print head to check if cleaning corrected the problem.
Chapter 12 |