Ricoh Aficio SP 1200SF User's Guide - Page 132

Curled or wavy, White Spots on black text, and graphics at 75 mm, intervals, Black Spots at 75 mm

Page 132 highlights

Examples of poor print quality Recommendation „ Check the paper type and quality. High temperatures and high humidity will cause paper to curl. „ If you do not use the machine often, the paper may have been in the paper tray too long. Turn over the stack of paper in the paper tray. Also, fan the paper stack and then rotate the paper 180° in the paper tray. Curled or wavy 75 mm 75 mm „ Make ten copies of a blank, white sheet of paper. (See Making multiple copies on page 84.) If the problem is not solved, the drum unit may have glue from a label stuck on the OPC drum surface. Clean the drum unit. (See Cleaning the drum unit on page 143.) „ The drum unit may be damaged. Put in a new drum. (See Replacing the drum unit on page 149.) White Spots on black text and graphics at 75 mm intervals 75 mm 75 mm Black Spots at 75 mm intervals 122

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122
Curled or wavy
Check the paper type and quality. High temperatures and high
humidity will cause paper to curl.
If you do not use the machine often, the paper may have been in the
paper tray too long. Turn over the stack of paper in the paper tray.
Also, fan the paper stack and then rotate the paper 180° in the paper
tray.
White Spots on black text
and graphics at 75 mm
intervals
Black Spots at 75 mm
intervals
Make ten copies of a blank, white sheet of paper. (See
Making
multiple copies
on page 84.) If the problem is not solved, the drum
unit may have glue from a label stuck on the OPC drum surface.
Clean the drum unit. (See
Cleaning the drum unit
on page 143.)
The drum unit may be damaged. Put in a new drum. (See
Replacing
the drum unit
on page 149.)
Examples of poor print
quality
Recommendation
75 mm
75 mm
75 mm
75 mm