Canon imagePROGRAF GP-300 imagePROGRAF GP-300 GP-200 series User Manual Win - Page 666

Automatic Adjustment to Straighten Lines and Colors Check 4 Is the feed amount adjusted correctly? Adjust feed amount. Adjusting Feed Amount Check 5 Colors in printed images may be uneven if the Print Quality setting is too low If using Windows, select Advanced Settings from the Main tab of the printer driver, and then select a higher Print Quality setting. If using macOS, select Quality & Media in the printer driver, and then select a higher Print Quality setting. Changing the Print Quality and Correcting Image Data (Windows) Changing the Print Quality and Correcting Image Data (macOS) Check 6 Colors in printed images may be uneven on the boundary between shades if there are dark and light areas in an image Prints on the same page while switching between Bidirectional printing and Unidirectional printing. Therefore, color unevenness may occur when switching. Using the unidirectional printing function may reduce color unevenness in this situation. Follow the steps below for unidirectional printing. • Windows Open Paper Detailed Settings from the Main tab of the printer driver, and then select Unidirectional Printing. • macOS Open Advanced Paper Settings in the printer driver, and then select Unidirectional Printing. Check 7 If printing borderless, colors in printed images may be a little uneven at the leading edge of the paper because printing is interrupted to cut the paper Set the printer driver Automatic Cutting settings to No, and then print. Doing this prints only the left and right sides borderless. Cut the top and bottom borders with a cutting implement such as scissors after the printed materials are output and cut. Note • Selecting a higher Print Quality in the printer driver Advanced Settings may resolve the problem. Changing the Print Quality and Correcting Image Data (Windows) Changing the Print Quality and Correcting Image Data (macOS) Check 8 Does this paper curl easily? Colors in printed images may be uneven at the leading edge of paper that curls easily. Change the Transport unit vacuum strength in the touch screen to increase the grip on the paper, or set a margin of at least 0.8 inches (20 mm) at the front edge of the paper. Adjusting Vacuum Strength 666