Lexmark C920 Reference Manual
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Lexmark C920 Reference Manual

Lexmark C920 Reference Manual

Lexmark c920: reference guide
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See also: Service Manual , User Manual
Color quality guide
This Color Quality guide helps users understand how operations available on the printer can be used to adjust
and customize color output.

Quality Menu

Selections available in the Quality Menu provide the user with multiple options that can adjust color characteristics
of the printer.
Values marked by an asterisk (*) are the factory default settings. Values selected in the printer PostScript or PCL
emulation drivers for Windows will override printer settings.
Menu item
Purpose
To determine whether images are printed in
Print Mode
a monochrome grayscale or in color.
To adjust the printed color to better match
Color
the colors of other output devices or
Correction
standard color systems.
Due to the differences between additive and
subtractive colors, certain colors that
appear on the monitor are impossible to
duplicate on the printer.
To lighten or darken printed output, or
Toner
conserve toner.
Darkness
To conserve toner in graphics and images
Color Saver
yet maintain high quality text. The amount of
toner used to print graphics and images is
reduced; however, text is printed with
default toner usage. If selected, this setting
overrides Toner Darkness settings. Color
Saver is not supported in PPDS, and
partially supported by the PCL emulation
driver.
Color quality guide
Page 1 of 7
Values
Color*
Black Only
Auto*
Applies different color conversion
tables to each object on the
printed page, depending on the
type of object and how the color for
each object is specified.
Off
No color correction is
implemented.
Manual
Allows customization of the color
conversion tables applied to each
object on the printed page,
depending on the type of object
and how the color for each object
is specified. Customization is
performed using the selections
available under the Manual Color
menu item.
4*, 5
Darkest output, no reduction in
toner consumption
3
Reduction in toner consumption.
2
Further reduction in toner
consumption.
1
Maximum reduction in toner
consumption.
On*
Off

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Summary of Contents for Lexmark C920

  • Page 1: Quality Menu

    Selections available in the Quality Menu provide the user with multiple options that can adjust color characteristics of the printer. Values marked by an asterisk (*) are the factory default settings. Values selected in the printer PostScript or PCL emulation drivers for Windows will override printer settings.
  • Page 2 Color Samples To assist users in selecting colors to be printed. Users can print color samples pages for each of the RGB and CMYK color conversion tables used in the printer. The color samples pages consist of a series of colored boxes along with the RGB or CMYK combination that creates the color observed for each particular box.

  • Page 3: Solving Color Quality Problems

    Color conversion of the data specified using RGB combinations can be customized based on object type (text, graphics, or image) through the printer operator panel. A selection to enable a print mode Enhance Fine...
  • Page 4 Color match can also be affected by monitor variations and lighting conditions. Read the response to the question “How can I match a particular color (such as a color in a corporate logo)?” on page 5 for recommendations on how the printer Color Samples pages may be useful in solving certain color-matching problems.
  • Page 5 If the user finds a box whose color is close to the desired color match, but the user would like to scan the colors in that area in more detail, then the user can access the Detailed Color Samples by using the printer Embedded Web Server interface, which is only available on network models.
  • Page 6 (Auto, Off, or Manual), the type of object being printed (text, graphics, or images), and how the color of the object is specified in the software application (RGB or CMYK combinations). When the printer Color Correction setting is set to Off, the color is based on the print job information; no color conversion is implemented.
  • Page 7 Detailed, and Reset are shown on the options screen. If the user selects a color conversion table and presses the Print button, the printer prints the default color samples pages. If the user selects a color conversion table and presses the Detailed button, a new interface becomes available.

  • Page 8: Connection Guide

    USB connections. See the computer operating system documentation to see if your system supports USB. 8 Plug one end of the printer power cord into the socket at the back of the printer and the other end into a properly grounded outlet.
  • Page 9 2 Connect the printer to a LAN drop or hub using an ethernet cable that is compatible with your network. 3 Plug one end of the printer power cord into the socket at the back of the printer and the other end into a properly grounded outlet.

  • Page 10: Information Guide

    It describes the items and values available. Drivers CD The drivers CD contains the appropriate printer drivers to get the printer up and running. It may also contain printer utilities, screen fonts, and additional documentation. Other languages The User’s Guide, Setup sheet, Menus and Messages...
  • Page 11 Repetitive defects guide Match a set of repeating defects on a print job to the marks on one of the horizontal lines. The line that best matches the defects on the print job indicates the cause of the defect. Repetitive defects guide Page 1 of 2 Change photodeveloper (black alone or all color) 94 mm (3.7 in.)

  • Page 12: Print Quality Troubleshooting

    Print quality troubleshooting For additional help, print the Print Quality Test Pages. Turn the printer off. Press . Hold them while you turn the printer on, and until the Performing Self Test message appears. Config Menu.appears. Press until Prt Quality Pgs appears, and then press The pages are formatted.

  • Page 13: Media Guide

    Media guide The printer supports the following media sizes. Select custom sizes up to the maximum specified for the Universal setting. Legend: — supported Media size Dimensions 297 x 420 mm (11.7 x 16.5 in.) 210 x 297 mm (8.27 x 11.7 in.) 148 x 210 mm (5.83 x 8.27 in.)

  • Page 14: Storing Media

    Legend: — supported Media size Dimensions DL Envelope 110 x 220 mm (4.33 x 8.66 in.) C5 Envelope 162 x 229 mm (6.38 x 9.01 in.) Other 98.4 x 89 mm to Envelope 297 x 431.8 mm (3.9 x 3.5 in. to 11.7 x 17 in.) * This size does not appear in the Paper Size menu until Auto Size Sensing is changed.
  • Page 15 • Make sure the guides in the trays are properly positioned for the size of media loaded. Make sure the guides are not placed too tightly against the stack of media. • Make sure all cables that connect to the printer are correctly attached. See the Setup sheet for more information.

  • Page 16: Menu Map

    Menu map A number of menus are available to make it easy to change printer settings. This menu map shows the menus and menu items available. Some menu items may not be available based on the printer model or options installed.

  • Page 17: Printer Operator Panel

    Printer operator panel Use the operator panel to change printer settings, cancel print jobs, print reports, and check the status of supplies. The operator panel displays troubleshooting information when appropriate. Display panel Back Menu Stop Indicator light Navigation buttons For more information on the operator panel, see the User’s Guide on the publications CD.

  • Page 18: Moving The Printer

    • Keep the printer in an upright position. • Any cart used to move the printer must be able to support the full footprint of the printer and remain stable during the move. Any cart used to move the options must be able to support the dimensions of the options and remain stable during the move.

  • Page 19: Loading Paper

    Printing guide Get the most out of your printer by properly loading the trays and setting the types and sizes. Never mix paper types within a tray. Note: Paper Size does not need to be adjusted when auto size sensing is enabled. Auto...

  • Page 20: Printing On Specialty Media

    (or sizes). 5 When you see the correct paper type (or size), press Select to save the setting as the default. 6 Press Go to return the printer to the Ready state. Printing on specialty media (transparencies, labels, and so on)
  • Page 21 Select your media type (transparencies, envelopes, and so on) from the Media Type list box. Select the size of the specialty media from the Form Type list box. Click OK, and then send your print job as usual. For more information about paper sizes, see the Print Media Guide. Printing guide Page 3 of 3...
  • Page 22 You can solve many print quality problems by replacing a supply or maintenance item that has reached the end of its intended life. Check the operator panel for a message about a printer consumable. See “Determining the status of supplies” in the User’s Guide for information about other ways to identify consumables that need to be replaced.
  • Page 23 • Load paper from a fresh package in the paper tray. • Avoid textured paper with rough finishes. • Make sure the printer’s paper type, paper texture, and paper weight settings match the type of paper you are using. • Replace photodeveloper (black alone or all other colors at once), the transfer belt or the fuser.
  • Page 24 • Avoid textured paper with rough finishes. • Make sure the paper you load in the trays is not damp. • Make sure the printer’s paper type, paper texture, and paper weight settings match the type of paper you are using.
  • Page 25 Print quality guide Page 4 of 7 Solution • Select a different Toner Darkness setting from the printer driver before sending the job to print. • Replace the toner cartridge. • Replace the toner cartridge. • Replace the photodeveloper (black alone or all other colors at once).
  • Page 26 • One or more toner cartridges are defective or empty. • A toner cartridge is defective. • Your printer requires servicing. • The Type, Texture, and Weight settings are not appropriate for the type of paper or specialty media you are using.

  • Page 27: Cleaning The Leds

    4 Reinstall all toner cartridges and photodevelopers. CAUTION: Before closing the top cover make sure everyone is away from the printer and the area under the cover is free of hands, clothing, and other items. 5 Close the top cover and the front door.
  • Page 28 To help isolate print quality problems, print the Print Quality Test Pages. 1 Turn the printer off. 2 Press . Hold them while you turn the printer on, and until the Performing Self Test message appears. Config Menu.appears. 3 Press...
  • Page 29 Supplies guide The following table lists the part numbers for ordering supply items: Part name Cyan Toner Cartridge Magenta Toner Cartridge Yellow Toner Cartridge Black Toner Cartridge Cyan, Magenta and Yellow Photodeveloper pack Black Photodeveloper Oil Coating Roll Fuser (110V/50–60Hz) Fuser (220–240V/50–60Hz) [high voltage] Transfer Belt For information about conserving supplies, see the User’s Guide on the publications CD.

This manual is also suitable for:

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