Canon imagePROGRAF iPF770 Manual
6
Press ▲ or ▼ to select Adj. Quality, and then press the OK button.
7
Press ▲ or ▼ to select Manual, and then press the OK button.
Test pattern A is printed for manual adjustment.
Test pattern A is printed for manual adjustment.
Note
•
When printing on sheets, follow the instructions on the Display Screen and remove the sheet.
8
Examine test pattern A for adjustment. Determine the pattern in
which banding is least noticeable.
which banding is least noticeable.
Note
•
If banding seems least noticeable in two patterns but you cannot decide which one is better, choose an inter-
mediate value.
For example, choose 11 if you cannot decide whether pattern 10 or 12 is better.
mediate value.
For example, choose 11 if you cannot decide whether pattern 10 or 12 is better.
9
Press ▲ or ▼ to select the pattern number you have decided, and then press the OK button.
Test pattern B is printed for adjustment.
Test pattern B is printed for adjustment.
Note
•
If you printed test pattern A on a sheet, follow the instructions on the Display Screen and use another sheet of
the same type of paper.
Additionally, after test pattern B is printed, follow the instructions on the Display Screen and remove the sheet.
the same type of paper.
Additionally, after test pattern B is printed, follow the instructions on the Display Screen and remove the sheet.
10
Examine test pattern B for adjustment. Determine the pattern in which banding is least noticeable.
11
Press ▲ or ▼ to select the pattern number you have decided, and then press the OK button.
The adjustment value is now registered, and adjustment is complete.
The adjustment value is now registered, and adjustment is complete.
Fine-Tuning the Paper Feed Amount
Fine-Tuning the Paper Feed Amount
If the contrast is uneven or banding in different colors appears at 50 mm (2.0 in) intervals in printed documents, try
executing Adj. Fine Feed during printing to fine-tune the feed amount.
executing Adj. Fine Feed during printing to fine-tune the feed amount.
Note
•
The Adj. Fine Feed menu is only displayed during printing.
Additionally, it is displayed when you have selected Automatic or Print Quality in Adj. Priority in Feed Priority.
Additionally, it is displayed when you have selected Automatic or Print Quality in Adj. Priority in Feed Priority.
•
Always execute Adj. Quality before Adj. Fine Feed.
Once you execute Adj. Quality, the Adj. Fine Feed value will revert to 0.
Once you execute Adj. Quality, the Adj. Fine Feed value will revert to 0.
Perform adjustment as follows.
1
On the Tab Selection screen of the Control Panel, press
◀ or ▶ to se-
lect the Settings/Adj. tab (
).
iPF770
Fine-Tuning the Paper Feed Amount
Adjustments for Better Print Quality
Adjusting the feed amount
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