Canon LBP7210Cdn Manual page 470

Select
If shaded patterns deviate (incorrect shaded patterns occur)
Select
The Toner Does Not Fix onto the Paper Well
Cause 1 Appropriate paper is not being used.
Solution Replace with paper that meets printing specifications.
"Usable Paper and Unusable Paper"
Depending on the paper type or the operating environment (low humidity or low
Cause 2
temperature environment), the toner may not fix onto paper well, and the printing may
appear faded.
Solution 1 Perform the following procedure in the printer driver.
1. Display the [Paper Source] sheet.
2. Set [Paper Type] to [Heavy Paper 1], [Heavy Paper 2], or [Heavy Paper 3].
Solution 2 Perform the following procedure in the printer driver.
1. Display the [Finishing] sheet.
2. Click [Advanced Settings].
3. Set [Special Print Mode] to [Special Settings 3].
Normally, use the printer with [Special Print Mode] set to [Off]. Specify [Special Settings
3] only if the described problems occur.
[Mode 5].
[Mode 6].
IMPORTANT
Precautions when specifying [Special Smoothing Mode]
When [Mode 2] or [Mode 3] is selected, areas
around diagrams may not be printed smoothly.
When [Mode 3] or [Mode 4] is selected, color
unevenness may appear on large characters and
thick lines.
When [Mode 5] is selected, characters, lines, and
areas around diagrams may not be printed
smoothly.
When [Mode 6] is selected, color unevenness
may appear on characters, lines, diagrams, and
images (photographs etc.).