Solution
1.
Downloaded From ManualsPrinter.com Manuals
Open the top cover.
Caution:
Do not leave the top cover open for more than 10 minutes without covering the
imaging units, as damage could result. Use the dark bag that came with the imaging unit or
opaque paper as a cover.
Phaser® 7400 Color Printer
4-6
Solving Print-Quality Problems
7400-055
7400-199