<Adjust Image Quality>

All the settings related to image quality adjustment are listed with descriptions. Default settings are marked with a dagger ().
<Auto Adjust Gradation>
<Auto Correction Settings>
<Correct Print Color Mismatch>
<Adjust Print Position>
<Special Processing>
Asterisks (*)
Settings marked with an asterisk (*) may not be displayed depending on the model you are using, options, or other setting items.

<Auto Adjust Gradation>

Adjust the gradation, density, and color in printouts. Adjusting Gradation
<Quick Adjust>

<Auto Correction Settings>

Select whether to automatically perform a quick gradation adjustment or color shift correction after the machine is turned ON.
<Auto Adjust Image Regularly>
Select when to make an automatic quick gradation adjustment. If <When Turning Main Power ON> is selected, quick adjustment is automatically made after the machine is turned ON. You can also perform this adjustment manually (Quick Adjust).
<Off>
<When Turning Main Power ON>
<Correct Print Color Mismatch>/<Timing for Correct Print Color Mismatch>
Select the timing at which the Correct Print Color Mismatch function is to be performed automatically after the machine is turned ON. You can also perform this adjustment manually (Correcting "Print Color Mismatch").
<After Printing First Job>
<When Turning Main Power ON>

<Correct Print Color Mismatch>

Use this function if color shift has blurred the image. Correcting "Print Color Mismatch"

<Adjust Print Position>

Adjust the print position for each paper source. The print position can be adjusted in the range from -0.20" to +0.20" (-5.0 to +5.0 mm) in increments of 0.01" (0.1 mm). Adjusting Print Position
<Multi-Purpose Tray>
<Adjust Vertically (Front Side)>
-0.20" to 0.00" to + 0.20" (-5.0 to 0.0 to + 5.0 (mm))
<Adjust Horizontally (Front Side)>
-0.20" to 0.00" to + 0.20" (-5.0 to 0.0 to + 5.0 (mm))
<Adjust Vertically (Back Side)>
-0.20" to 0.00" to + 0.20" (-5.0 to 0.0 to + 5.0 (mm))
<Adjust Horizontally (Back Side)>
-0.20" to 0.00" to + 0.20" (-5.0 to 0.0 to + 5.0 (mm))
 
<Drawer 1>
<Adjust Vertically (Front Side)>
-0.20" to 0.00" to + 0.20" (-5.0 to 0.0 to + 5.0 (mm))
<Adjust Horizontally (Front Side)>
-0.20" to 0.00" to + 0.20" (-5.0 to 0.0 to + 5.0 (mm))
<Adjust Vertically (Back Side)>
-0.20" to 0.00" to + 0.20" (-5.0 to 0.0 to + 5.0 (mm))
<Adjust Horizontally (Back Side)>
-0.20" to 0.00" to + 0.20" (-5.0 to 0.0 to + 5.0 (mm))
 
<Drawer 2>*
<Adjust Vertically (Front Side)>
-0.20" to 0.00" to + 0.20" (-5.0 to 0.0 to + 5.0 (mm))
<Adjust Horizontally (Front Side)>
-0.20" to 0.00" to + 0.20" (-5.0 to 0.0 to + 5.0 (mm))
<Adjust Vertically (Back Side)>
-0.20" to 0.00" to + 0.20" (-5.0 to 0.0 to + 5.0 (mm))
<Adjust Horizontally (Back Side)>
-0.20" to 0.00" to + 0.20" (-5.0 to 0.0 to + 5.0 (mm))

<Special Processing>

If the print results on special types of paper are not satisfactory, the following settings may improve the quality of the printouts.
<Special Paper Processing>
When printing on the back side of printed paper, rough paper, or envelopes, the print results may be improved by adjusting the following settings.
<Manual Back Side Print (2-Sided Only)>
If printouts on the back side of printed paper are too light, select <On>. You can specify this setting separately for each paper source.
<Multi-Purpose Tray>
<Off>
<On>
 
<Drawer 1>
<Off>
<On>
 
<Drawer 2>*
<Off>
<On>
If you set to <On>, image quality may be affected or a paper jam may occur when a certain length of time elapses after printing on the front side or depending on the ambient humidity.
<Rough Surface Paper Mode>
When printing on rough paper, especially when color images are printed too light, select <On>. You can specify the settings separately for each paper source.
<Multi-Purpose Tray>
<Off>
<On>
 
<Drawer 1>
<Off>
<On>
 
<Drawer 2>*
<Off>
<On>
If you set to <On>, the printing speed may be slower or image quality may be affected.
<Env. Flap Closing Prevention>/<Envelope Flap Closing Prevention>
If envelope flaps cling to the envelope bodies when printing, select <On>.
<Off>
<On>
If you set to <On>, toner may not be fixed sufficiently, resulting in faded printouts.
<Paper Wrinkle Correction>
Printouts may wrinkle depending on the paper to use. In this case, setting this item may solve the problem. The improvement effect is stronger with <Mode 2> than with <Mode 1>.
<Off>
<Mode 1>
<Mode 2>
LBP654Cdw
This setting is effective for plain paper and thin paper.
Setting a greater improvement effect may result in faded printouts or slower printing speed.
LBP612Cdw
<Mode 1> is effective for envelopes, and <Mode 2>, for envelopes and thin paper.
When <Mode 1> or <Mode 2> is specified, printed images may be blurry.
<Paper Curl Correction>
If the printed paper curls, set this item. The improvement effect is stronger with <Mode 2> than with <Mode 1>. First try with <Mode 1>.
<Off>
<Mode 1>
<Mode 2>
Setting a greater improvement effect may result in faded printouts or slower printing speed.
<Reduce Ppr. Sticking at Output>/<Reduce Paper Sticking at Output>
When performing 2-sided printing in color, paper may stick together at the output. Setting to <On> will slow down the printing speed of prints that may easily stick together, to reduce sticking.
LBP654Cdw
<Off>
<On>
LBP612Cdw
<Off>
<On>
<High Humidity Mode>
Print density may be uneven when the machine is used in an environment with high humidity. In this case, setting this item to <On> may solve the problem.
<Off>
<On>
If you set to <On> and use the machine in an environment with low humidity, printed images and text may be blurry.
<Low Humidity Mode>
When using the machine in an environment with low humidity, printed images and text may be blurry. In this case, setting this item to <On> may solve the problem.
<Off>
<On>
If you set to <On>, print density may be lower or uneven when the machine is used in an environment with high humidity.
<Reduce Ghosting 1> *
If the printout reveals a ghost of an image in the same page, setting this item to <On> may solve the problem.
<Off>
<On>
If you set to <On>, toner may not be fixed sufficiently, resulting in faded printouts.
<Reduce Ghosting 2>
If continuous printing involves generation of ghost images, setting this item to <On> may solve the problem.
<Off>
<On>
If you set to <On>, print density may be uneven.
<Regularly Clean Fix. Assembly>/<Regularly Clean Fixing Assembly> *
If the fixing assembly is dirty, edges of the paper may get smudged. In this case, changing the setting of this item may solve the problem. The higher level you specify, the higher frequency of regular cleaning is performed.
<Auto>
<Level 1>
<Level 2>
<Level 3>
If a higher level is specified, the printing speed will be slower.
<Rdc. Condens. (1-Sd->2-Sd Prt)>/<Reduce Condensation (1-Sd->2-Sd Print)> *
When performing 2-sided printing after 1-sided printing, the printed images may be faint due to moisture condensation. In this case, setting to <On> may solve the problem.
<Off>
<On>
If you set to <On>, the printing speed may be slower.
<Rdc Condens. (Consec 2-Sd Prt)>/<Reduce Condensation (Consec. 2-Sd Print)>
If the printed images are faint due to moisture condensation when performing 2-sided printing, setting to other than <Off> may solve the problem.
LBP654Cdw
<Off>
<Mode 1>
<Mode 2>
LBP612Cdw
<Off>
<On>
For LBP654Cdw, the improvement effect is stronger with <Mode 2> than <Mode 1>.
If you set to other than <Off>, the print may be faded or the printing speed may be slower.
<Correct Uneven Gloss> *
When gloss unevenness occurs in the leading edge of paper, setting to <On> may solve the problem.
<Off>
<On>
If you set to <On>, toner may not be fixed sufficiently, resulting in faded printouts.
<Corr. Void on Paper Back Side>/<Correct Void on Paper Back Side> *
When performing 2-sided printing on thin paper, void may occur on the back side of paper in the leading edge. In this case, setting this item to <On> may solve the problem.
<Off>
<On>
If you set to <On>, print quality may be affected.
<Correct Void> *
If printing on thin paper produces void in the leading edge of the paper, setting this item to <On> may solve the problem.
<Off>
<On>
If you set to <On>, printouts may be faded.
<Drop Pattern Reduction Mode>/<Reduce Formation of Waterdrop Pattern>
If print density is uneven in a way that the print looks like a water drops pattern, setting this item to <On> may solve the problem.
<Off>
<On>
If you set to <On>, print quality may be affected.
<Corr. Img. Corrup. by Ppr Dust>/<Correct Image Corrupted by Paper Dust> *
Using paper containing much paper dust may result in a faded or streaky printout. In this case, setting this item to <On> may solve the problem.
<Off>
<On>
If you set to <On>, the printing speed may be slower.
<Correct Blurry Image>/<Correct Blurred Image on 2nd Side> *
When performing 2-sided printing, the image may be blurry on the back side of paper in the trailing edge. In this case, setting this item to <On> may solve the problem.
<Off>
<On>
If you set to <On>, the printing speed may be slower.
<Prevent Fogging>
If white areas are lightly colored, setting this item to <On> may solve the problem.
<Off>
<On>
If you set to <On>, print density may be lighter.
<Correct Color Mismatch>/<Correct Print Color Mismatch> *
If color mismatch occurs, setting to <On> may solve the problem.
<Off>
<On>
If you set to <On>, the printing speed may be slower.
<Reduce Drum Streak>
If streaks appear on printouts, setting to <On> may solve the problem.
<Off>
<On>
<Reduce Toner Flaking> *
Toner may peel off the printed page depending on the paper type or the environmental conditions. In this case, setting this item may solve the problem. The improvement effect is stronger with <Mode 2> than <Mode 1>. First try with <Mode 1>.
<Off>
<Mode 1>
<Mode 2>
Setting a greater improvement effect may result in curled printouts or slower printing speed.
<Reduce Toner Fixing Stain 1>/<Reduce Toner Fixing Stain 1> *
When toner stain (spotted stain) appears on the printed paper, the problem may not be solved even if you cleaning the fixing assembly. In this case, setting this item to <On> may solve the problem.
<Off>
<On>
If you set to <On>, the printing speed may be slower.
<Reduce Toner Fixing Stain 2> *
When the machine is used in an environment with high humidity, faded or curled printouts may be output. In this case, changing the setting of this item may solve the problem.
<Auto>
<Mode 1>
<Mode 2>
If you set to <Mode 1>, printouts may be faded.
If you set to <Mode 2>, printouts may be curled.
<Auto Detect B&W/Color Orig.>/<Auto Detect B&W/Color Original>
When black and white print data is mixed with color data, specify whether to prioritize the print speed or to reduce the toner usage of the cyan, magenta, and yellow toner cartridges when printing data.
<Mode 1>
<Mode 2>
<Rdc. Faint Print After Rplc. Cart.>/<Reduce Faint Print After Replacing Cart.>
Printouts may be faded immediately after replacement of toner cartridges with new ones. In this case, setting this item to <On> may solve the problem.
<Off>
<On>
If you set to <On>, the setting will become effective with next replacement of toner cartridges.
Immediately after cartridge replacement, a certain amount of time is required for toner to be evenly distributed inside the cartridge.
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