Sharp FO-2550 Operation Manual page 27

12
If you installed a new print cartridge, the Sharp Colour MFP will
print a test page. Locate the line on the test page that comes closest
to forming a perfectly straight line.
13
In the Align Cartridge dialog box, click the up or down arrows to
select the number of the straightest line.
14
Click OK.
Note:
If you have installed a colour cartridge, the display on the Sharp
Colour MFP will show the following alternating messages:
In this example, Line 13 comes
closest to forming a straight line.
COL CARTRIDGE!
USE BLACK FOR RX
Using print cartridges
1-13