Canon imagePROGRAF iPF755 User Manual page 684

Adjusting the Printhead
Manual Adjustment to Straighten Lines and Colors (Head
Posi. Adj.)
If printed vertical lines are warped or colors are out of alignment, execute Head Posi. Adj. to adjust the Printhead
alignment.
Normally, execute Auto(Standard) or Auto(Advanced).
(→P.666)
However, when printing on special paper, or if printing is not improved after Auto(Advanced), try Manual.
Manual adjustment requires you to examine the printed test pattern and enter an adjustment value.
Note
•
Manual may be unavailable in some cases, even if it is displayed in the menu.
If so, execute Auto(Advanced) once.
•
Always make sure the loaded paper matches the type of paper specied on the printer. Adjustment
cannot be completed correctly unless the loaded paper matches the settings.
•
We recommend using the type of paper you use most often for adjustment.
Paper to Prepare
Rolls
Sheets
Perform adjustment as follows.
1.
Load the paper.
•
Attaching the Roll Holder to Rolls (→P.105)
•
Loading Rolls in the Printer (→P.108)
•
Loading Sheets in the Printer (→P.138)
2.
On the Tab Selection screen of the Control Panel, press ◄ or ► to select the Settings/Adj.
tab ( ).
Note
•
If the Tab Selection screen is not displayed, press the Menu button.
3.
Press the OK button.
The Set./Adj. Menu is displayed.
4.
Press ▲ or ▼ to select Adjust Printer, and then press the OK button.
5.
Press ▲ or ▼ to select Head Posi. Adj., and then press the OK button.
668 Adjustments for Better Print Quality
An unused roll at least 10 inches wide
One sheet of unused paper of at least A4/Letter size