Troubleshooting and routine maintenance
113
C
Improving the print quality
C
If you have a print quality problem, print a test page first (
Menu
,
4
,
2
,
3
). If the printout looks good,
the problem is probably not the machine. Check the interface cable or try the machine on another
computer.
Note
You can resolve a print quality problem by replacing a toner cartridge with a new one when the
LCD shows the
Toner Life End
message.
Examples of poor print
quality
Recommendation
White lines or bands or ribbing
across the page
Make sure that the machine is on a solid level surface.
Make sure that the toner cartridges are installed properly. (See
Shake the toner cartridges gently.
Make sure that the drum unit is installed properly. (See
Make sure that you use paper that meets our specifications. A rough
surfaced paper or thick print media can cause the problem. (See
Acceptable paper and other media
Clean the laser scanner windows with a soft cloth. (See
The drum unit may be damaged. Put in a new drum unit. (See
Colors are light or unclear on
the whole page.
Make sure that the recommended paper was used.
Change the paper to freshly unpacked paper.
Make sure that the front cover is closed properly.
Shake the toner cartridges gently.
Clean the laser scanner windows with a soft cloth. (See
White streaks or bands down
the page
Shake the toner cartridges gently.
Clean the laser scanner windows with a soft cloth. (See
One of the toner cartridges may be damaged. Identify the missing
color and put in a new toner cartridge. (See
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