Canon Imageprograf Ipf825 User Guide

Cleaning the Printhead
Cleaning the Printhead may help clear nozzles that are clogged.
Choose one of two Printhead cleaning modes (  Head Cleaning A or Head Cleaning B ), depending on the problem to
resolve. Note
• You can  specify  a  number  of  pages  in  the  printer's  Noz.  Check  Freq.  menu  for  automatic  nozzle  checking
and cleaning every time you finish printing that quantity.   (See "Main Menu Settings.") →P.730
• You can start  Head Cleaning A by holding down the Information...

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." →P.813
Precautions when handling the Printhead...

2.
Clean inside the Top Cover.   (See "Cleaning Inside the Top Cover .") →P.833
3. Press the Menu button to display  MAIN MENU. 4.
Press  ▲ or ▼  to select  Maintenance, and then press the ▶ button.
5. Press  ▲ or ▼  to select  Replace P.head, and then press the ▶ button.
6. Press  ▲ or ▼ to select  Yes, and then press the OK button.
Ink is now filled.
After about two minutes, a message is shown on the Display Screen instructing you to open the Top Cover.
7. Open the Top Cover. Instructions are...

8.
If the Printhead Fixer Cover or Printhead Fixer Lever is dirty, use a damp cloth that you have wrung out completely
to wipe it clean. Important
• Do 
not touch the Linear Scale (a), Carriage Shaft (b), or Ink Tube Stabilizer (c). Touching these parts
may damage them. •
Never touch the metal contacts of the Carriage. This may damage the printer.
Maintenance 
> Printheads >
Replacing the Printhead
iPF82511
818
 

9.
If the  ventilation  duct  (a)  is  dirty,  use  a  damp  cloth  that  you  have  wrung  out  completely  to  wipe  it  clean.  Move  the
Carriage out of the way manually if the Carriage is concealing the ventilation duct, and then clean the duct. 10.
Pull the Printhead Fixer Lever forward all the way to open it completely. 11.
Pull up the Printhead Fixer Cover to open it completely. 12.
Remove the used Printhead. Maintenance 
> Printheads >
iPF825
Replacing the Printhead 11
819
 

Note
• Dispose of the used Printhead in accordance with local regulations.
13. Holding the new Printhead by the grips (a), remove it from the case. Important
• When handling  the  Printhead,  always  hold  it  by  the  grips  (a).  Never  touch  the  nozzles  (b)  or  metal
contacts (c). This may damage the Printhead and affect printing quality. 14.
While 
 firmly  holding  the  Printhead  you  have  removed,  use  your  other  hand  to  remove  the  orange  Safety  Cap  1  (a).
Squeeze the grips (c) of...

Important
• The inside  surfaces  of  Safety  Cap  1  (a)  and  Safety  Cap  2  (b)  are  coated  with  ink  to  protect  the  noz-
zles. Be careful not to touch these surfaces when removing the caps.
• Never touch the ink supply section (d). This may cause printing problems.
• The Printhead contains ink to protect the nozzles. We recommend removing Safety Cap 2 (b) as you
hold  it  over  the  Printhead  package  or  safely  out  of  the  way  to  avoid  spilling  ink  and  staining  your
clothes or the...

18.
Close the Top Cover. Ink now fills the system.
After about six minutes, the Printhead will be automatically aligned, and the printer will go online.
If no paper has been loaded, a message is displayed requesting you to load paper. Important
• Never remove an Ink Tank while the system is filling with ink.
• If  Auto 
Print  is Off  in  the  printer  menu,  the  Printhead  alignment  will  not  be  adjusted.  In  this  case,
adjust  the  alignment  after  Printhead  replacement  by  accessing  Advanced...

Maintenance Cartridge
Maintenance Cartridge .................................................................................................................................... 823
Replacing the Maintenance Cartridge ............................................................................................................. 823
Checking the Remaining Maintenance Cartridge Capacity .............................................................................831
 
When to Replace the Maintenance Cartridge...

Replacing the Maintenance Cartridge
1. Make sure no print jobs are in progress.
You 
can  replace  the  Maintenance  Cartridge  if  the  Display  Screen  indicates  the  printer  is  Offline  or  if  messages  ad-
vise you to replace the Maintenance Cartridge. If a message prompts you to replace the Maintenance Cartridge, press the 
OK 
 button. Steps 2–5 are unnecessary in
this case. Go to step 6 and remove the Maintenance Cartridge. Do not replace the Maintenance Cartridge during initialization...