Epson R340 Printer User Manual


 
60 Problem Solving
Make sure you disable the thick paper and envelopes option before printing on other
types of paper, or print quality may be reduced.
Your printout is grainy.
Try using a higher quality paper.
Select a higher print quality setting. If you’re printing from Windows, see page 29. If
you’re printing from a Macintosh, see page 31.
Run the Print Head Alignment utility; see page 50 for instructions.
You may need to increase the image resolution or print it in a smaller size; see your
software documentation.
Your printout is faint or has gaps in the image.
The print head nozzles may need cleaning; see page 45 for instructions.
The ink cartridges may be old or low on ink. To replace an ink cartridge, see page 47.
If you’re printing without a computer, make sure the printer’s Paper Type setting matches
the type of paper you’re using; see page 20 for guidelines.
If you’re printing from a computer, make sure the paper Type or Media Type setting
matches the paper you loaded; see page 34 for guidelines.
Make sure your paper isn’t damaged, old, dirty, or loaded face down. If it is, reload a new
stack of paper with the printable side up; it is usually whiter or shinier.
You see wrong or missing colors.
Make sure the Ink setting is set to Color for color images or black-and-white photos. Also
make sure your software is set for color printing.
The print head nozzles may need cleaning; see page 45 for instructions.
The ink cartridges may be old or low on ink. To replace an ink cartridge, see page 47.
Try turning off PhotoEnhance. Also check if you’re using a special effect that alters image
colors, like Sepia.
Tr y ch a ng i ng t he Gamma setting in the Advanced window; see your on-screen User’s
Guide for information about accessing Advanced settings.
Your printed colors can never exactly match your on-screen colors. However, you can use
a color management system to get as close as possible. You can also use your printer’s color
management features. See your on-screen User’s Guide for more information.
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