Oki C650 User Manual page 75

Envelope
 The paper may warp or wrinkle after printing.
 The toner may stick thinly to the whole paper or the printing may be light.
 The toner may be easily removed.
 The printing quality may decline in an area of about 5 mm around the sealing part (of different weights) of
the envelope.
 The warps on an envelope may cause poor paper feeding. Use the envelope after correcting warps or
bulges.
 If the glued part at the rear edge of the envelope is bent, it may cause poor paper feeding. Correct the
bending before use.
 Duplex printing is not available.
 Always perform trial printing and check that there are no problems.
Label
 The toner may stick thinly to the whole paper or the printing may be light.
 The toner may be easily removed.
 The warps on the front edge of a label may cause poor paper feeding. Use labels after correcting warps
or bulges.
 Duplex printing is not available.
 Always perform trial printing and check that there are no problems.
Long paper
 For thick paper, the toner may stick thinly to the whole paper or the printing may be light.
 If the paper grain direction does not match the paper feeding direction, paper jams may occur.
 Do not use paper that has been printed once with a thermal transfer printer, inkjet printer, etc.
 The paper wrapper shows the orientation of the surface. Load paper properly so that the face side is the
printing side.
 The paper is wrapped in moisture-proof paper to prevent moisture. Please use the paper as early as
possible after opening its package.
 If the paper has a GSM weight other than 128 g/m
printing and check that there are no problems.
 Be sure to set the paper size to portrait length. The portrait length cannot be set to a value shorter than
the landscape length.
 Some applications may not be available.
 Even when using under the recommended conditions, the long paper with a length exceeding 356 mm
may not be able to guarantee the print quality.
Irregular-sized paper (custom size)
 Skewing, curling, warping, folded corners (the edge is folded) and paper jams caused by these factors
may occur. Check the print result of the paper to be used in advance.
 Register the paper in portrait orientation and load it in portrait orientation in the tray.
 If the length exceeds 356 mm, use the rear output tray.
 Some applications may not be available.
 The quality of printing on the paper with a length exceeding 356 mm will be not guaranteed.
 If the paper is too long and protrudes from the paper supporter of the MP tray, support the paper with
your hand.
, the print quality may deteriorate. Always perform trial
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Basic operations