Cause Corrective ActionYou are using a paper thatdoes not dry easily.In the Control Panel menu, set Roll DryingTime to at least 1 min.(See "Menu Settings.") →P.673When paper that does not dry easily is used for printing, it may curl during printingand touch the Output Tray.In this case, in the Control Panel menu, complete the settings for Dry time and Areain Scan Wait Time.However, note that printing will now take longer.(See "Menu Settings.") →P.673The back side of the paper is dirtyCause Corrective ActionThe Platen has become dirty after borderlessprinting or printing on small paper.Open the Top Cover and clean the Platen.(See "Cleaning Inside the Top Cover.") →P.756The Platen has become soiled because youhave set Width Detection to Off in the Con-trol Panel menu.Set Width Detection to On in the Control Panel menu, and then openthe Top Cover and clean the Platen.(See "Cleaning Inside the Top Cover.") →P.756Open the Top Cover and clean the Platen. After this, manually ad-vance the roll onto the Platen before printing.(See "Cleaning Inside the Top Cover.") →P.756(See "Feeding Roll Paper Manually.") →P.590The Paper Retainer is soiled. Clean the Paper Retainer.(See "Cleaning Inside the Top Cover.") →P.756Printed colors are inaccurateCause Corrective ActionColor adjustment has not been activated in theAdvanced Settings of the printer driver.In the Advanced Settings of the printer driver, access Color Set-tings in Color Mode to adjust colors.Colors have not been adjusted on the computer ormonitor.Refer to the computer and monitor documentation to adjust thecolors.Adjust the settings of the color management software, referring tothe software documentation as needed.The Printhead nozzles are clogged. Print a test pattern to check the nozzles and see if they are clog-ged.(See "Checking for Nozzle Clogging.") →P.739In the Windows printer driver, Application ColorMatching Priority is not selected.Click Special Settings on the Layout sheet of the printer driverand select Application Color Matching Priority in the dialogbox.Printhead characteristics gradually changethrough repeated use, and colors may change.Adjust the Printhead alignment.(See "Automatic Adjustment to Straighten Lines and Colors(Head Posi. Adj.).") →P.619(See "Manual Adjustment to Straighten Lines and Colors(Head Posi. Adj.).") →P.621Troubleshooting > Problems with the printing quality >iPF750 The back side of the paper is dirty11789
