Network Scan-to-PC: Equivalent Scan Resolution (DPI) Values with Laser Multifunction Printers or All-In-Ones

Document ID:SO4647
 
  Properties  

Problem

Resolution change has no effect on clarity ; Resolution change not detected; No visible difference in resolution

Environment

Scan resolution; Dots per inch; Scan profile resolution; Scan to PC resolution; Actual scan resolutions; Optical resolution; OptraImage X6100; X65x MFP Family

Solution

What you will see

When you create a Scan-to-PC profile or shortcut, the Resolution slide-bar control does not display the actual resolution in dots per inch (dpi). Click here for an illustration.  NOTE: As of 2009, all Lexmark MFPs will show the dpi value. 

Dots per inch values

The approximate Scan-to-PC resolutions from lowest to highest are as follows:
  • -75 dpi
  • -150 dpi
  • -200 dpi
  • -300 dpi
  • -400 dpi
  • -600 dpi

Illustration  

NOTE: Actual output resolution differs by scanner machine or model type.  For example, machine types 4036-304, 4036-305, and 4036-306 are 300 dpi optical scanners; however, these scanners will use interpolation in Text BW mode* to achieve 600 dpi. 
*Black and white mode

Additional Explanation

Scan resolution considerations are influenced by the following:
  • -The actual optical resolution of the scanner.
  • -File size restrictions in certain environments, e.g. scan-to-Email, FTP, or PC.
  • -File size versus performance.
  • -File size versus color, content type, and scan depth, e.g. Color-Photo-24bit. 

X4500 (4036-304) MFP example: Setting versus actual output resolution  
 
Content TypeCopyScan to Email (75,150,200,300,400,600)Scan to FTP (75,150,200,300,400,600)Scan to PC (75,150,200,300,400,600)
Text BW (Black and White)600200,200,200,300,400,600200,200,200,300,400,600200,200,200,300,400,600
Photo Gray60075,150,150,300,400,40075,150,150,300,400,40075,150,150,300,400,400
Color60075,150,150,300,300,30075,150,150,300,300,300,75,150,150,300,300,300

Contacting Lexmark

If you need additional assistance, please contact Lexmark Technical SupportNOTE: When calling for support you will need your printer machine/model type and serial number.
Please call from near the computer and printer in case the technician requires you to perform a task on one of these devices.


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