Canon imagePROGRAF iPF6400 User Guide - Page 927

iPF6400 Blue platen switch is dirty. Cause The blue Switch on the platen is dirty. Corrective Action Open the Top Cover and clean the blue Switch on the platen. (See "Cleaning Inside the Top Cover.") →P.861 Blue platen switch is dirty. Move the blue platen switch No.xx to the right. (xx represents a number) Cause The printer has detected that the blue Switch on the platen needed in maintenance during printing is set away from the ● mark. Corrective Action Set blue platen Switch of the indicated number toward the ● side. (See "Setting the Blue Switch on the Platen.") →P.896 Cannot adjust paper feed. Cause The Printhead nozzles are clogged. Highly transparent film is loaded that cannot be used for automatic feed amount adjustment. Corrective Action Execute Adj. Quality again, as follows. 1. Press the OK button to clear the error. 2. Print a test pattern to check the nozzles. (See "Checking for Nozzle Clogging.") →P.845 3. Clean the Printhead if the nozzles are clogged. (See "Cleaning the Printhead.") →P.846 4. Execute Adj. Quality again. (See "Automatic Banding Adjustment.") →P.738 Press the OK button to clear the error, and then adjust the feed amount manually. (See "Manual Banding Adjustment.") →P.739 Check printed document. Cause The Printhead nozzles are becoming clogged. Corrective Action If printing is faint, clean the Printhead. (See "Cleaning the Printhead.") →P.846 Error Message Messages regarding printing or adjustment 927 User's Guide