Print Quality Problems - Tektronix Phaser 850 User Manual

Print Quality Problems

Light-colored or missing stripes on prints
I Clean the printhead: in the front panel troubleshooting menu, select Eliminate Light
Stripes. Refer to page 123 for more information.
Ink streaks or oil on front, back, or edges of print
I Clean the printer's internal paper path with the front panel troubleshooting routine.
Refer to Cleaning for ink smears: paper-exit path on page 133.
I
Clean the printer's paper-exit rollers. Refer to Cleaning for ink smears: paper-exit
path on page 133.
I Clean the wiper blade in the Maintenance Drawer (A); refer to Cleaning for oily
streaks on page 126 for instructions.
I Clean the printer's Rapid Release Guide; refer to Cleaning for ink smears: paper-exit
path on page 133 for instructions.
Prints have dull, faded colors
I
If you are using the upper media tray, make sure that the indicator switch has been set
for the appropriate media.
I Use only Phaser 850 printer transparencies; they have been specially formulated for
this printer.
I For printing on transparencies, make sure that you have selected in the driver
Transparency (for the media tray) or Manual Feed Transparency (for the manual feed
slot).
I
Try a different color correction mode or increase the print quality mode. Refer to the
printer's user guide for more information.
Photographic images appear grainy
I In the printer driver, select the highest print quality mode.
I Use images that are 150 dpi or higher.
Black-and-white prints instead of color
I In the printer driver, check if the TekColor Correction is set to Black and White; if it
is, choose a different color correction.
I Macintosh users:
Make sure that you are using the correct PPD file with the latest Apple
I
LaserWriter printer driver (version 8.3.4 or higher), that supports color
PostScript.
In the Print dialog box, make sure that Color/Grayscale is selected. Some
I
applications require special files to print in color. Make sure that these files are
properly installed. For information, refer to the topics on the printer's CD-ROM
or the Tektronix World Wide Web site.
Advanced Features and Troubleshooting Manual
Troubleshooting Phaser 850 Printers
115