Print quality symptoms – Tektronix PHASER 780 User Manual
Page 43
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41
Print Quality Symptoms
Symptom
Service Print 1
Solutions
One color has dark toner spots.
■
Run 20 prints.
■
Replace the toner cartridge.
Make sure that you shake the
new toner cartridge vigorously
seven or eight times.
■
Print the Cyan and Magenta
Calibration Pages from the
Help Pages Service
Prints
menu. Then reprint your
file.
On A/A4 paper, a spot appears in
roughly the same position.
On oversize paper, the spot
appears in the same position or
repeats at 264 mm (10.4 in.)
intervals.
■
Replace the imaging unit.
Small random white spots appear
on one or more pages.
■
Print the Cyan and Magenta
Calibration Pages from the
Help Pages Service
Prints
menu. Then reprint your
file.
■
Load a fresh ream of paper.
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