C7350/7550 User’s Guide: Troubleshooting • 525
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 502.
Cannot print desired
color because toner
is low.
Replace toner cartridge.
See “Changing the Toner Cartridge” on page 484.
Black formation
method does not
match application.
Open the printer driver and set black formation
to CMYK.
See “Printing Black” on page 31.
Summary of Contents for C7350hdn
Page 1: ...59366001_win_eng jpg...
Page 35: ...C7350 7550 User s Guide Setting Up 35 5 Gently close the paper tray paper tray insertk eps...
Page 171: ...C7350 7550 User s Guide Windows XP Operation 171 4 Click OK Click Print C73_XP_PS_Booklet bmp...
Page 498: ...C7350 7550 User s Guide Maintenance 498 10 Close the top cover close top cover eps...