Ricoh SP C250DN Operating Instructions Manual page 171

Problem
White spots appear.
Colorless dots appear on solid color
printouts.
White streaks or color streaks
appear.
The backs of printed sheets are
blemished.
The Data In indicator is not flashing
or lit.
Black gradation is not natural.
The surrounding registration roller or paper tray can become
dirty with paper dust if you use paper other than standard
paper.
Wipe any paper dust off both the paper tray and registration
roller.
See page 147 "Cleaning the Registration Roller and Paper
Tray".
Change the paper type currently selected in the Paper Type
settings, and then print.
Eg. [Recycled Paper] to [Thin Paper] to [Plain Paper].
See page 54 "Loading Paper".
Toner is almost empty. If an error message appears on the
control panel, replace the print cartridge of the color
indicated.
See page 129 "Replacing the Print Cartridge".
• When removing a jammed sheet, the inside of the printer
may have become dirty. Print several sheets until they
come out clean.
• If document size is larger than paper size, e.g. A4
document on B5 paper, the back of the next printed sheet
may become dirty.
If the Data In indicator is not flashing or lit, the data is not
being sent to the printer.
If the printer is connected to the computer using the interface
cable.
Check the port connection setting is correct.
Network Connection
Contact your network administrator.
Only when using PostScript 3
Select [CMY + K] for [Gray Reproduction] in the printer
driver's dialog box.
See the printer driver Help.
Printer Problems
Solution
169