Canon imagePROGRAF iPF850 MFP M40 User Guide - Page 453
Head Cleaning
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iPF850 Adjust Printer Feed Priority Setting Item Adj. Pri- Automatic ority Print Quality Print Length Adj. Auto(GenuinePpr) Quality Auto(OtherPaper) Manual Adjust Length AdjustmentPrint A:High B:Standard/Draft Change A:High Settings B:Standard/Draft Mainte- Head Cleaning nance Nozzle Check Replace P.head Repl. maint cart Head Info Menu Settings Description, Instructions Specify exact paper feeding, if desired. Normally, select Automatic. Choose Print Quality for attractive printing. Choosing Print Quality also makes banding less noticeable. Choose Print Length if you prefer to feed the paper an exact amount. Specify this mode with paper identified in the Paper Reference Guide. (See "Displaying the Paper Reference Guide.") ➔P.335 The printer prints and reads a test pattern for automatic adjustment of the feed amount. (See "Automatic Banding Adjustment.") ➔P.565 Control Panel Specify this mode with paper not in the Paper Reference Guide. (See "Displaying the Paper Reference Guide.") ➔P.335 The printer prints and reads a test pattern for automatic adjustment of the feed amount. Note that this function takes more time and consumes more ink than Auto(GenuinePpr). (See "Automatic Banding Adjustment.") ➔P.565 Printer Menu Use this mode with highly transparent media or other paper for which Auto(GenuinePpr) or Auto(OtherPaper) cannot be used. Print a test pattern for adjustment of the feed amount based on the type of paper. (See "Manual Banding Adjustment.") ➔P.566 Print a test pattern for particular types of paper to compensate for paper stretching or shrinkage, after which you enter the amount of adjustment. (See "Adjusting Line Length.") ➔P.568 Displayed when you have selected Feed Priority > Adj. Priority > Print Length. Adjustment relative to the amount of stretching or shrinkage of the current paper. Enter either the adjustment results from AdjustmentPrint or the discrepancy that you measured (as a percentage). For paper that tends to stretch, increase the feed amount by choosing a higher adjustment value. For paper that tends to shrink, decrease the feed amount by choosing a lower adjustment value. (See "Adjusting Line Length.") ➔P.568 Clean the Printhead. (See "Cleaning the Printhead.") ➔P.586 Choose Head Cleaning A if printing is faint, oddly colored, or contains foreign substances. Choose Head Cleaning B if no ink is printed at all, or if printing is not improved by Head Cleaning A. Print a test pattern to check the nozzles. Execute when replacing the Printhead. Follow the instruc- tions displayed to complete the required procedure. (See "Replacing the Printhead.") ➔P.587 Not displayed during a warning message that the remain- ing Maintenance Cartridge capacity is low. 453 Execute when replacing the Maintenance Cartridge. Follow the instructions displayed to complete the required procedure. (See "Replacing the Maintenance Cartridge.") ➔P.593 Indicates information about the printhead. User's Guide