1. Support
  2. Printers
  3. Lexmark W850
  4. Thin (Single Pel) Lines Are Extremely Light or Not Visible

Support article for Lexmark W850

Thin (Single Pel) Lines Are Extremely Light or Not Visible

Affected Products:

Single-Function: All Color and Mono SFP Devices

Multifunction: All Color and Mono MFP Devices

Issue Description:

A printed graphic (chart, spreadsheet, or image) is missing fine lines or its lines are barely visible.

Solution:

Depending on printer type, driver version and age of the printer, you can enable or adjust

pixel boost

,

halftone

or

enhance fine lines

.

See

Settings explained

to help determine which driver setting to use.

Adjusting 'Pixel boost' Setting for Monochrome Printers:

This setting will only be available with monochrome printer drivers or a universal printer driver (UPD) configured for a monochrome printer.

  1. Open the Printers and Faxes (Devices or Printers) window.

  2. Right-click on the printer object.

  3. Click on Printing Preferences

  4. Click on the Quality tab.

  5. Underneath Pixel boost, select the necessary setting, i.e., Off, Both directions, Vertically, Horizontally, Fonts.

  6. Click on Apply.

  7. Click on OK.

Older PCL XL custom driver

UPD PCL XL (Configured for monochrome printer)


Note:

Selection also available in UPD v2PCL5 driver.

Enabling 'Halftone' for Color Printers:

  1. Open the Printers and Faxes (Devices or Printers) window.

  2. Right-click on the printer object.

  3. Click on Printing Preferences.

  4. Click on the driver's Quality tab.

  5. Now in the Halftone setting, select Detail.

  6. Click on Apply.

  7. Click on OK.

UPD PCL XL (Configured for color printer)

UPD PostScript


Note:

Option also available for UPD v2PCL5 driver.

Enabling 'Enhance fine lines' for older driver versions and Microsoft Inbox drivers:

Older print driver versions

  1. Right-click on the printer object.

  2. Click on Printing Preferences.

  3. Click on the driver's Print Quality tab.

  4. Click on More Print Quality Options.

  5. Place a checkmark next to Enhance fine lines.

  6. Click on Apply.

  7. Click on OK.

Inbox driver

  1. Open the Printers and Faxes (Devices or Printers) window.

  2. Right-click on the printer object.

  3. Click on Printing Preferences.

  4. Click on the driver's Paper/Quality tab.

  5. Click on Advanced.

  6. Next to Enhance fines lines, select True.

  7. Click on Apply.

  8. Click on OK.

Settings Explained:

SettingDetails

Pixel Boost

(Available only for monochrome printers)

  • Use printer settings – Apply the setting specified in the printer.

  • Off – Disable pixel boost

  • Fonts – Darken text on printed output. This setting only affects font data.

  • Horizontally – Darkens horizontal lines of text and images on the printed page.

  • Vertically – Darkens vertical lines of text and images on the printed page.

  • Both directions – Darkens both horizontal and vertical lines of text and images on the printed page.

Halftone

  • Use printer settings – Apply the settings specified in the printer.

  • Detail – Use alternate halftone screens designed for thin color lines and text rather than uniformity and smoothness.

  • Normal –Use standard halftone screens.

Enhance fine lines

(MS) system driver and older driver versions only

  • On – Enhances fine lines on the printed page.

  • Off – Disables the setting.

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Still Need Help?

Have the following available when calling Lexmark Technical Support;

  • Printer model(s)

  • Printer serial number

  • Software / Solution

LEGACY ID: SO2217

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