Canon imagePROGRAF iPF650 iPF650 655 750 755 Basic Guide Step1 - Page 30

Replacing the Printhead Replace the Printhead as follows. When to replace the printhead Replace the Printhead in the following situations. • If the printing quality does not improve even after one or two cycles of Head Cleaning B from the printer menu • If the Display Screen indicates Open top cover and replace the printhead. • If your Canon dealer has advised you to replace the Printhead Compatible printheads Use Printhead PF-04. Precautions when handling the printhead Take the following precautions when handling the Printhead. • There may be ink around the nozzles of the Printhead you remove. Handle the Printhead carefully during replacement. The ink may stain clothing. • Do not open the Printhead pouch until immediately before installation. After removing the Printhead from the pouch, install it right away. If the Printhead is left after the pouch is opened, the nozzles may dry out, which may affect printing quality. Access the menu for printhead replacement • When replacing the Printhead immediately after printing, wait a few minutes before replacing it. The metal parts of the Printhead become hot during printing, and there is a risk of burns from touching these parts. • Prepare a new Ink Tank when ink levels are low. • Your hands may become dirty during Printhead replacement. Use the gloves provided with the new Printhead for replacement. 1 If the roll is not ejected because of the cutting method selected, cut it manually and remove it. (→"Cutting Roll Paper After Printing," User Manual) 2 Clean inside the Top Cover. (→ , If Paper is Soiled) 30