Grime inside the machine may affect printing results. First try cleaning the machine. Cleaning the Machine
Smudge Marks Appear on the Bottom Edge of Printouts
Did you print data without margins, all the way to the edge of the page?
This symptom occurs if a margin is set to none in the printer driver. The range that can be printed on this machine is the range inside a 1/4" (5 mm) margin around the edge of the paper or a 3/8" (10 mm) margin around the edge of envelopes. Make sure to have margins around the document to print.
[Finishing] tab [Advanced Settings] [Expand Print Region and Print] [Off]
Streaks Appear on Printouts
Are you using appropriate paper?
Check the usable paper types, and replace with appropriate paper. Paper
In the Printer Status Window, change the setting of [Special Print Adjustment]. The improvement effect is weakest for [Mode 1] and strongest for [Mode 4]. Try the adjustment starting with [Mode 1]. Displaying the Printer Status Window
[Options] [Device Settings] [Assisting Print Settings] Select the [Use Special Print Adjustment D] check box
In the printer driver, change the setting of [Special Print Adjustment]. The improvement effect is weakest for [Mode 1] and strongest for [Mode 4]. Try the adjustment starting with [Mode 1].
When you select a stronger improvement effect, the overall print density becomes lighter. Also, edges may become less sharp and details may be rougher.
Toner may adhere when you replace the toner cartridge or when you leave the machine without printing for a long period.
In the Printer Status Window, change the setting of [Special Print Adjustment B]. The improvement effect is weakest for [Mode 1] and strongest for [Mode 3]. Try the adjustment starting with [Mode 1]. Displaying the Printer Status Window
[Options] [Device Settings] [Assisting Print Settings] Select the [Use Special Print Adjustment U] check box
When you select this check box, print quality may be lower for some types of paper (especially thin paper) and some printing environments (especially environments with high humidity). In that case, clear the check box.
Is the amount remaining in toner cartridge running low?
Remove the toner cartridge, shake it 5 or 6 times to evenly distribute the toner inside the cartridge, and then reload it into the machine. Using Up All of the Toner
Are you using appropriate paper?
Check the usable paper types, and replace with appropriate paper. Paper
Have you specified the correct paper type?
Specify the type of paper again, according to the type of paper that you are using. Basic Printing Operations
Are you using the machine in a special environment (in particular, a low-temperature environment)?
[Options] [Device Settings] [Assisting Print Settings] Select the [Use Special Print Adjustment K] check box
A Portion of the Page Is Not Printed/Printing Position is Wrong
Did you print data without margins, all the way to the edge of the page?
This symptom occurs if a margin is set to none in the printer driver. The range that can be printed on this machine is the range inside a 1/4" (5 mm) margin around the edge of the paper or a 3/8" (10 mm) margin around the edge of envelopes. Make sure to have margins around the document to print.
[Finishing] tab [Advanced Settings] [Expand Print Region and Print] [Off]
White Streaks Appear/Printing is Uneven
Is the amount remaining in toner cartridge running low?
Remove the toner cartridge, shake it 5 or 6 times to evenly distribute the toner inside the cartridge, and then reload it into the machine. Using Up All of the Toner
Have you loaded paper that is smaller than the size of the print data?
Check to make sure that the paper size matches the size of the print data.
Printouts Are Grayish
Is the machine installed in a location where it is exposed to direct sunlight?
Move the machine to a location where it is not exposed to direct sunlight. Relocating the Machine
Was the toner cartridge been left in direct sunlight for a long period of time?
Store the toner cartridge in an appropriate location for two to three hours, then try printing again. This may solve the problem. If the problem persists, replace the toner cartridge. How to Replace Toner Cartridges
Printed Barcode Cannot Be Read
Are you trying to read a small barcode or one with thick lines?