Errors displayed on the printer's LCD screen: • U051 Print head is not installed. Install the print head. • U052 The type of print head is incorrect. Install the correct print head. Reseat the Print Head: • Make sure that the power is turned on, and open the Paper Output Tray gently • Lift the Scanning Unit (Cover), then hold it open with the Scanning Unit Support (A). (The print head will move to the replacement position.) • Remove all the Ink Tanks in the following manner.

• Push the tab (B) and lift the ink tank to remove. • Do not touch the Print Head Lock Lever (C) while removing the ink tanks. • Once the ink tanks have been removed, raise the print head lock lever. • Tilt the print head slightly towards the front of the machine and lift out gently. Caution: Do not touch the print head nozzles, electrical contacts, or ink supply ports. Doing so may cause printing problems.

*Before proceeding to next step, check the carriage area for packing material, torn paper, etc. And remove if found • Tilt the Print Head and set it in place.

Problem With 'Canon Pixma MP610 Printer'? I had it with MP610. I had to have new print head! Try cleaning the nozzle first - not the cleaning cycle. Php Serial Port Communication Linux.

Lower the Print Head Lock Lever (E) completely. • Insert ink tanks into the print head. • Insert the front end of ink tank into the Print Head at a slant. Make sure that the position of the ink tank matches the label. • Press the mark (Push) on the ink tank until the ink tank snaps firmly into place. Make sure that the ink lamp lights up red.

• Lift the Scanning Unit (Cover) slightly to set the Scanning Unit Support back to its original position, and gently close the Scanning Unit (Cover). Canon Bjc-2100 Printer Manual. Caution: When closing the scanning unit (printer cover), be careful not to jam fingers.

N ote: When the next printing begins, the print head cleaning will begin automatically. If you have reseated the ink tanks and print head and the error still appears, our industry-leading support team is available to help you Monday through Friday from 10 AM to 10PM EST. You can contact our technical support experts by phone or email: Call 1-800-OK-CANON (1-800-652-2666).