Canon printer imageCLASS D550 User Manual

6-3
Maintenance
 6  Remove the toner cartridge. 
      
 7  Remove any toner or paper debris from interior of 
the machine, with a clean, soft, dry, and lint-free 
cloth. 
 8  Insert the toner cartridge. 
 Fit the protrusions (A) on each side of the toner cartridge into the 
guides located on each side of the machine, and then slide the 
toner cartridge into the machine until the toner cartridge meets 
the back of the machine. 
     
(A)
(A)  
 9  Close the toner cover. 
 
  If you cannot close the toner...

6-4
Maintenance
 Cleaning the Platen Glass  
 Follow this procedure to clean the platen glass and under 
surface of the feeder. 
 1  Turn OFF the power switch and disconnect the power cord. 
 2  Open the feeder. 
       
 3  Clean the platen glass and the under surface of 
the feeder. 
 (1)  Clean the areas with a cloth dampened with water. 
 (2)  Wipe the areas with a soft, dry cloth. 
       
 4  Close the feeder. 
 5  Connect the power cord and turn ON the power 
switch. 
 Cleaning the Feeder 
 If...

6-5
Maintenance
  IMPORTANT  
 Do not touch the transfer roller (A). 
 Touching the transfer roller (A) may damage the machine. 
    
(A)  
  
 
 NOTE  
 If there is data waiting to be printed 
 The data is deleted when you turn OFF the power switch.  
    
  CAUTION 
 Precautions when cleaning the feeder 
 Do not dampen the cloth too much, as this may tear the 
document or damage the machine. 
 Precautions when closing the feeder 
 Be careful not to get your fingers caught. 
 Do not touch the fixing...

6-6
Maintenance
 Toner cartridges are consumable products. When the toner has 
almost or completely run out in the middle of operating this 
machine, a message appears in the display, or the symptoms 
described below appears. Follow a proper resolution 
depending on the message or symptom. 
  
  IMPORTANT  
 About toner cartridges 
 For details on the toner cartridge yields and the procedures for 
handling toner cartridges and checking the toner level, see the 
following. 
 
 About the Supplied Toner...

6-7
Maintenance  IMPORTANT  
 Handling toner cartridge 
•   Keep the toner cartridge away from computer screens, disk drives, and floppy disks. They may be damaged by magnet 
which is in inside of the toner cartridge. 
•   Avoid locations subject to high temperature, high humidity, or  rapid changes in temperature. 
•   Do not expose the toner cartridge to direct sunlight or bright  light for more than five minutes. 
•   Store the toner cartridge in its protective bag. Do not open  the bag until you are...

6-8
Maintenance
 5 Press [] or [] to select  or , and 
then press [OK]. 
     
Copy
 Off
 On
 
  
 Do not use the toner saver mode.
 Use the toner saver mode.
  NOTE  
 When the  is set to  
 You may conserve toner, however, the output may be less clear and 
thin lines or light colors may be printed unclearly. 
  
  
 6 Press [] (Menu) to return to standby 
mode. 
  
   Before  Replacing  the  Toner  Cartridge 
   
Before replacing the toner cartridge, see “Replacing the Toner 
Cartridge” (àP.6-9)
 
 If...

6-9
Maintenance
 6  Gently shake the toner cartridge five or six times to evenly distribute the toner. 
       
 7  Insert the toner cartridge. 
 Fit the protrusions (A) on each side of the toner cartridge into the 
guides located on each side of the machine, and then slide the 
toner cartridge into the machine until the toner cartridge meets 
the back of the machine. 
  
  
(A)
(A)  
 8  Close the toner cover. 
 
  If you cannot close the toner cover 
 Ensure that the toner cartridge is properly set in...

6-10
Maintenance
 3  Hold the grip on the left front side of the toner cover. 
       
 4  Open the toner cover. 
  
    
 5  Remove the toner cartridge. 
  
    
 6  Take out the new toner cartridge from the 
protective bag. 
 You can open the protective bag with your hands from the notch. 
       
 7  Gently shake the toner cartridge five or six times 
to evenly distribute the toner. 
       
 8  Place the toner cartridge on a flat surface, lift the 
tab, and gently pull the sealing tape completely...

6-11
Maintenance
 10  Close the toner cover. 
 
  If you cannot close the toner cover 
 Ensure that the toner cartridge is properly set in the machine. 
 Do not try to forcefully close the toner cover, as this may damage 
the machine. 
  
  
 11  Lower the scanning platform. 
   
Precautions when Replacing Toner Cartridge 
   
See “Maintenance and Inspections” (àP.viii) in “Important 
Safety Instructions” as well.
 
  
  IMPORTANT  
 About replacement toner cartridge 
 For optimum print quality,...

6-12
Maintenance
 When pulling out the sealing tape 
•   Do not pull the sealing tape diagonally or sideways. If the tape breaks, this may become difficult to pull out completely. 
                          
•   Even if the sealing tape stops at midpoint, pull it out of the toner 
cartridge completely. 
•   If any tape remains in the toner cartridge, this may result in poor  print quality. 
 Disposing of the removed sealing tape 
 Dispose of the sealing tape according to local regulations. 
 Keep the...