164 C H A P T E R E I G H T E E N
Cleaning
If you see some dots missing on the printout, clean the print head. Print the test page and find out which colour has problems.
1Select the colour to be cleaned.
2Press the “Clean” button. The MFC starts cleaning.
Wait until ONLINE shows again on the MFC display.
The Printer Adjustment Tab
Vertical Alignment
If you see poor print quality,
1Please ensure that the printer is connected to the PC, turned ON and loaded with A4 paper.
2Click the button Vertical Alignment to print a set of Vertical Alignment test patterns.
3Select the best aligned print sample (1 to 9) for 360 and 720 dpi by using the Up/Down scroll control.
The best aligned sample is where the printed vertical line is straight and the upper and lower shaded squares are the same.