Canon imagePROGRAF iPF850 User Guide - Page 559

iPF850 Adjustment When Installing the Printhead 7 Press ▲ or ▼ to select Manual, and then press the OK button. A test pattern is printed for adjustment. • Manual may be unavailable in some cases, even if it is displayed in the menu. Note If so, execute Standard once. (See "Automatic Adjustment to Straighten Lines and Colors.") ➔P.556 8 Press ▲ or ▼ to select D, and then press the OK button. 9 Press ▲ or ▼ to select D-1, and then press the OK button. 10 Examine adjustment test pattern D-1 and determine the num- ber with straight lines. Adjustments for Better Print Quality Adjusting the Printhead • If two patterns seem equally good and you cannot decide which one is better, choose an intermediate Note value. For example, choose 11 if you cannot decide whether pattern 10 or 12 is better. 11 Press ▲ or ▼ to select the pattern number you have decided, and then press the OK button. 12 Repeat steps 9-11 to specify the adjustment value for D-2 to D-23. Note that D-6, D-12, D-18, and D-24 cannot be configured. 13 Press the Back button. 14 Press ▲ or ▼ to select Register Setting, and then press the OK button. 15 Press ▲ or ▼ to select Yes, and then press the OK button. The adjustment value is now registered, and adjustment is complete. Adjustment When Installing the Printhead Printhead position adjustment is executed when the printhead is first installed. This adjustment should be executed in the following situations. • If adjusting the printhead position has not been performed such as due to an error during initial setup • If Rep.P.head Print in the Control Panel menu is set to Off and adjusting the printhead position has not been performed when replacing the printhead • If you are using cut sheets, remove the Stacker from the printer. Important (See "Installing and Removing the Stacker On the Printer.") ➔P.376 559 • We recommend that the same paper as the paper included with the printer is used for this adjustment. Note User's Guide