Canon imageCLASS MF4450 imageCLASS D550 Basic Operation Guide - Page 103

Smudge Marks of Spattering Toner Appear around the Text or Patterns, Solution 2

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Solution 2 Solution 3 When copying Change the setting from the operation panel. When printing from a computer Change the [Special Print Adjustment] setting from the print driver. e-Manual ˠ Maintenance ˠ Special Mode The level of improvement according to the setting option is as following. ˠ ˠ ˠ ˠ (low) (high) * Change of paper type or environment may reduce the streaks, even without changing the setting. * As you select an option that has higher effect, printing density becomes lower. Outlines of printed text or images may be less clear, or images may be slightly jagged. Change the setting to from the print driver. e-Manual ˠ Maintenance ˠ Special Mode * Change of paper type or environment may reduce the streaks, even without changing the setting. * This mode is more effective than , however, printing speed becomes slow. * This mode has higher priority than . The toner cartridge was replaced, or the printer was not printed for a long period of time. Change the setting from the operation panel. e-Manual ˠ Maintenance ˠ Special Mode The level of improvement according to the setting option is as following. Solution ˠ ˠ ˠ (low) (high) * Change of paper type or environment may reduce the streaks, even without changing the setting. * As you select an option that has higher effect, printing speed becomes slower. Smudge Marks of Spattering Toner Appear around the Text or Patterns Troubleshooting Perform one of the following solutions according to the cause. Appropriate paper is not being used. Solution Replace the paper with which can be used with this printer. "Paper Requirements" (ˠP.2-6) Depending on the paper type (especially for heavy paper) or the operating environment (especially in dry environments), smudge marks of spattering toner may appear. Solution Change the settings to from the operation panel. e-Manual ˠ Maintenance ˠ Special Mode * Maintain this setting in normal conditions. Change the setting only when the problems mentioned above occur. * If you use this mode, printing quality may become lower depending on the paper type (especially for thin paper) or environment (especially in wet environments) 7-17

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7-17
Troubleshooting
Solution 2
When copying
Change the <Special Mode Z> setting from the operation panel.
When printing from a computer
Change the [Special Print Adjustment] setting from the print driver.
e-Manual
→
Maintenance
→
Special Mode
The level of improvement according to the setting option is as following.
<Off>
→
<Mode 1>
→
<Mode 2>
→
<Mode 3>
→
<Mode 4>
(low)
(high)
*
Change of paper type or environment may reduce the streaks, even without changing the setting.
*
As you select an option that has higher effect, printing density becomes lower. Outlines of printed text or images
may be less clear, or images may be slightly jagged.
Solution 3
Change the <Special Mode D> setting to <On> from the print driver.
e-Manual
→
Maintenance
→
Special Mode
*
Change of paper type or environment may reduce the streaks, even without changing the setting.
*
This mode is more effective than <Special Mode Z>, however, printing speed becomes slow.
*
This mode has higher priority than <Special Mode Z>.
<Cause 2> The toner cartridge was replaced, or the printer was not printed for a long period of time.
Solution
Change the <Special Mode B> setting from the operation panel.
e-Manual
→
Maintenance
→
Special Mode
The level of improvement according to the setting option is as following.
<Off>
→
<Mode 1>
→
<Mode 2>
→
<Mode 3>
(low)
(high)
*
Change of paper type or environment may reduce the streaks, even without changing the setting.
*
As you select an option that has higher effect, printing speed becomes slower.
Smudge Marks of Spattering Toner Appear around the Text or Patterns
Perform one of the following solutions according to the cause.
<Cause 1> Appropriate paper is not being used.
Solution
Replace the paper with which can be used with this printer.
“Paper Requirements” (
→
P.2-6)
<Cause 2> Depending on the paper type (especially for heavy paper) or the operating environment (especially in dry
environments), smudge marks of spattering toner may appear.
Solution
Change the <Special Mode U> settings to <On> from the operation panel.
e-Manual
→
Maintenance
→
Special Mode
*
Maintain this setting <Off> in normal conditions. Change the setting only when the problems mentioned above
occur.
*
If you use this mode, printing quality may become lower depending on the paper type (especially for thin paper) or
environment (especially in wet environments)