Replacing The Printhead - Canon imagePROGRAF iPF825 MFP M40 User Manual

Maintenance > Printheads

Replacing the Printhead

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
For information on compatible printheads, see "Printhead."
Precautions when handling the Printhead
Take the following precautions when handling the Printhead.
Caution
• For safety, keep the Printhead out of the reach of children.
• If ink is accidentally ingested, contact a physician immediately.
• Do not touch the Printhead immediately after printing. The Printhead becomes extremely hot, and there is a
risk of burns.
Important
• 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.
11
• If you need to put a Printhead somewhere temporarily before installation, do not keep the nozzles and metal
contacts
quality.
Replacing the Printhead
Caution
• 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.
Note
816
• 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.
• Choose On in Auto Print to have the printer automatically adjust the Printhead alignment after replacement
of the Printhead. (See "Main Menu Settings.")
1.
If the roll is not ejected because of the cutting method selected, cut it manually and remove it. (See "Cutting Roll
Paper After Printing.")
Replacing the Printhead
>
facing down. If the nozzles or metal contacts are damaged, it may affect the printing
→P.820
→P.198
→P.813
→P.730
iPF825