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Examining the nozzle check pattern – Canon mx860 User Manual

Page 140

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Advanced Guide

Troubleshooting

Contents

>

Routine Maintenance

>

When Printing Becomes Faint or Colors Are Incorrect

> Examining the Nozzle Check

Pattern

Examining the Nozzle Check Pattern

Examine the nozzle check pattern, and clean the Print Head if necessary.

1.

Check if there are no missing lines in the pattern (1) or no horizontal white streaks in
the pattern (2).

(A) No missing lines/No horizontal white streaks

(B) Lines are missing/Horizontal white streaks are present

2.

Select the pattern that is closer to the printed nozzle check pattern on the
confirmation screen.

For

(A)

(no missing lines or no horizontal white streaks) in both (1) and (2)

:

(1)

Use the (Up) or (Down) button to select All A and press the

OK

button.

The cleaning is not required. The screen returns to the Maintenance screen.

For (B)

(lines are missing or horizontal white streaks are present) in

(1) or (2), or in both (1) and

(2)

:

(1)

Use the (Up) or

(Down) button to select Also B and press the

OK

button.

Clean the Print Head. The cleaning confirmation screen will appear.

(2)

Use the (Up) or

(Down) button to select Yes and press the

OK

button.

The machine starts cleaning the Print Head.

See

Cleaning the Print Head

.

Page 140 of 997 pages

Examining the Nozzle Check Pattern