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Executive Series 2426 Printer Family User’s Guide
Troubleshooting • 541
Print Quality Problems
Blurred letter edges
Possible cause Remedy
LED is dirty. Clean LED with lens cleaner or soft tissue.
See “Cleaning the LED heads” on page 517.
Cannot print desired
color because toner is
low.
Replace toner cartridge.
See “Changing the Toner Cartridge” on page 498.
Black formation method
does not match
application.
Open the printer driver and set black formation to
CMYK.
See “Printing Black” on page 41.