Canon MF8580Cdw User Manual page 601

7
Place the adjustment image on the platen glass with the print side face down.
Place the adjustment image so that the black stripe is toward the back side of the machine.
8
Gently close the feeder.
9
Press (Color).
The adjustment image is scanned and adjustment starts. In approximately 30 seconds, the second adjustment image is printed.
10
Open the feeder, remove the first adjustment image, and then place the second adjustment image on the
platen glass with the print side face down.
Place the adjustment image so that the black stripe is toward the back side of the machine.
11
Gently close the feeder.
12
Press (Color).
The adjustment image is scanned and adjustment starts. In approximately 1 to 2 minutes, the adjustment is finished.
13
Press to close the menu screen.
14
Open the feeder, and remove the second adjustment image.
15
Gently close the feeder.
NOTE
If the <Correction failed.> message is displayed
Did you load plain or recycled A4 or Letter size paper into the paper drawer?
Did you place the adjustment image with the print side face down, with the black stripe toward the back side of the machine?
Has a paper jam occurred?
Clearing Jams
Is the amount of toner required for correction sufficient?
Checking Toner Level
Is the transfer belt inside the machine dirty?
Transfer Belt