Canon printer imageCLASS MF6590 User Manual

							
Maintenance
10-6

Fuser Roller
If black streaks appear with printing, the 
fuser roller in the main unit may be dirty.
Should this occur, clean the fusing roller 
in the following procedure. The roller 
should also be cleaned each time the toner 
cartridge is replaced. Load a sheet of blank 
LTR paper into the multi-purpose tray and 
start cleaning.
Cleaning the roller takes approximately 100 seconds.
1 Press [Additional Functions].
2 Press [] or [] to select 
, then press 
[OK].
3 Open the multi-purpose tray.
4 Pull out the multi-purpose tray 
extension until it clicks, then open 
it.
5 Load a sheet of blank LTR paper.
6 Press [] or [] to select , then press [OK].
Cleaning starts. When finished, the display 
returns to the standby mode.
Use standard paper as the cleaning paper.
Throw away the cleaning paper after use.
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10-7
Maintenance

Scanning area
Keep the scanning area clean to avoid dirty 
copies or faxes to be sent.
Platen glass
1 Open the ADF.
2 Clean the platen glass and the 
underside of the ADF with a cloth 
dampened with water. Then wipe 
the area with a soft, dry cloth.
Do not dampen the cloth too much, as this 
may tear the document or damage the 
machine.
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3 Close the ADF.
Be careful not to get your fingers caught.
ADF (Cleaning the ADF Manually)
If your documents have black streaks or 
appear dirty after copying them using the 
ADF, this may be caused by pencil lead 
rubbing off the documents and onto the 
roller. Clean the ADF scanning area, film, 
and roller.
1 Turn off the main power switch 
and disconnect the power cord.
2 Open the ADF cover.
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Maintenance
10-8

3 Clean the rollers (A) inside the ADF 
with a cloth dampened with water. 
Then wipe the area with a soft, dry 
cloth.
Do not dampen the cloth too much, as this 
may tear the document or damage the 
machine.
4 Lift the document feeder tray.
5 Clean the rollers (B) below the 
document feeder tray with a cloth 
dampened with water.
Then wipe the area with a soft, dry cloth.
6 Lower the document feeder tray.
Be careful not to get your fingers caught. 
						

							
10-9
Maintenance

7 Close the ADF cover.
Be careful not to get your fingers caught.
8 Open the ADF.
9 Clean the ADF scanning area (on 
the left side of the platen glass) 
and the document feeding roller 
with a cloth dampened with water. 
Then wipe the area with a soft, dry 
cloth.
10 Close the ADF.
Be careful not to get your fingers caught.
11 Reconnect the power cord and 
turn on the main power switch. 
						

							
Maintenance
10-10

Cleaning the ADF Automatically
If your documents have black streaks or appear dirty after scanning them through the ADF, 
clean the ADF roller by repeatedly feeding blank sheets of paper through it.
1 Press [Additional Functions].
2 Press [] or [] to select , then press [OK].
3 Press [] or [] to select , then press [OK].
4 Load 5 sheets of blank paper into the ADF, then press [OK].
ADF cleaning starts. When finished, the display returns to the standby mode.
Use LTR paper. 
						

							
10-11
Maintenance

Transcription Roller
If the back of the paper is smudged after printing, the transcription roller may be dirty.
Clean the transcription roller in the following procedure.
1 Press [Additional Functions].
2 Press [] or [] to select , then press [OK].
3 Press [] or [] to select , then press [OK].
Cleaning starts. When finished, the display returns to the standby mode. 
						

							
Maintenance
10-12

Replacing the Toner Cartridge
When the LCD displays , redistribute 
toner in the toner cartridge. If the 
message persists, replace the toner 
cartridge.
When toner empty error occurs while 
receiving fax, printing fax is interrupted 
and the received data will be stored 
in the memory. If you set  in  in 
 to , 
you can keep printing fax documents 
or reports without replacing the toner 
cartridge.
The default setting for  is . (See 
“CONT. PRINTING,” on p. 12-17.)
When  is set to , the printed 
documents may be light or blurred because of lack 
of toner. The data is erased when the documents are 
printed out, so you can not print the same documents 
again.
Redistributing Toner
1 Open the left cover.
2 Grasp the blue plastic pull tab (A) 
on the toner cartridge. 
						

							
10-13
Maintenance

3 Pull the blue plastic pull tab until 
you can easily hold the handle of 
the toner cartridge.
4 Remove the toner cartridge.
Always hold the toner cartridge by its 
handle.
Do not open the drum protective shutter 
on the toner cartridge. Print quality may 
deteriorate if the drum surface is exposed 
to light or is damaged.
If your hands or clothes get dirty 
from touching the toner, wash them 
immediately in cold water. Do not use hot 
water. Doing so may cause the toner to set 
permanently.
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5 Gently rock the toner cartridge 
several times to evenly distribute 
toner inside.
6 Hold the toner cartridge by its 
handle.
The arrows (A) on the toner cartridge should 
be pointing toward the machine. 
						

							
Maintenance
10-14

7 Insert the toner cartridge into the 
machine as far as it will go.
The left edge (A) and the right side 
protrusions (B, C) of the toner cartridge 
should be aligned with the guides inside the 
machine.
8 Push the toner cartridge to make 
sure it is properly set in the 
machine.
Do not touch the fixing assembly (A) as it 
becomes very hot during use.
9 Close the left cover.
Be careful not to get your fingers caught.
If you cannot close the left cover, do not 
force it to close. Open the cover and make 
sure the toner cartridge is properly set in 
the machine.
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10-15
Maintenance

Replacing the Toner Cartridge
1 Open the left cover.
2 Grasp the blue plastic pull tab (A) 
on the toner cartridge.
3 Pull the blue plastic pull tab until 
you can easily hold the handle of 
the toner cartridge.
4 Remove the toner cartridge.
Always hold the toner cartridge by its 
handle.
Do not open the drum protective shutter 
on the toner cartridge. Print quality may 
deteriorate if the drum surface is exposed 
to light or is damaged.
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