Canon imagePROGRAF iPF770 User Guide - Page 481
Manual Adjustment to Straighten Lines and Colors, Tab Selection screen, Set./Adj. Menu, Adjust Printer
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iPF770 Manual Adjustment to Straighten Lines and Colors Paper to Prepare When Using Rolls When Using Sheets An unused roll at least 10 inches wide Auto(Standard) : One sheet of unused paper of at least A4/Letter size Auto(Advanced) : Five sheets of unused paper of at least A4/Letter size (or one sheet when using A2 or larger) Perform adjustment as follows. 1 Load the paper. • Attaching the Roll Holder to Rolls ➔P.320 • Loading Rolls in the Printer ➔P.322 • Loading Sheets in the Printer ➔P.340 • Always make sure the loaded paper matches the type of paper specified on the printer. Adjustment Important cannot be completed correctly unless the loaded paper matches the settings. 2 On the Tab Selection screen of the Control Panel, press ◀ or ▶ to select the Settings/Adj. tab ( ). Adjustments for Better Print Quality Adjusting the Printhead • If the Tab Selection screen is not displayed, press the Menu button. Note 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. 6 Press ▲ or ▼ to select Auto(Standard) or Auto(Advanced), and then press the OK button. A test pattern is printed for adjustment. Adjustment is now finished if you have printed on a roll or a sheet of A2 size or larger. 7 If you are printing on sheets smaller than A2 size for Auto(Advanced), a confirmation message is displayed requesting you to continue printing. Press the OK button and follow the instructions displayed. Manual Adjustment to Straighten Lines and Colors If printed vertical lines are warped or colors are out of alignment, execute Head Posi. Adj. to adjust the Printhead alignment. Normally, execute Standard. (See "Automatic Adjustment to Straighten Lines and Colors.") ➔P.480 However, when printing on special paper, or if printing is not improved after Standard, try Manual. Manual adjustment requires you to examine the printed test pattern and enter an adjustment value. 481 User's Guide