Scanner Glass Cleaning Tips to Alleviate Lines, Smudges or Spots |
Document ID:SO6289
Usergroup :External |
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12/05/14 | Properties |
Cleaning suggestions for any scanner are generally the same regardless of the model number.
IMPORTANT! Scan anomalies are seldom a scanner hardware failure; they are most often caused by debris or marks on the scanner glass.
Print an internal Test Page.
If the internal test pages reveals the same vertical line then consider any one of the following culprits:
If the internal test paged look fine then this is likely caused by a dirty ADF glass.
The ADF scan result will reveal solid or opaque line that runs the entire length of the page.
Since debris or marks on the scanner glass can affect the quality of any scan job: copy, fax, scan-to-file, or e-mail, you can quickly
You can quickly identify this problem by confirming the following behavior.
Most scanners have two glass surface areas, as detailed below and indicated in the image. However, scanners with single-pass duplex scanning capabilitis will have three glass locations.
Typical scanner design
X443 and X3200 scanners
X242 and X3100 scanners
X422 ADF scanner glass
The image processor interprets the image sensor's repeated capture of this contamination as a vertical solid line, as shown below.
Recommended supplies
Procedure
IMPORTANT! The image sensor is extremely sensitive and can read through the page. A mark on any white plastic surface (ADF reflection strips or flatbed pad) could result in a scan quality issue.
If... | Then... |
Vertical lines appear only when printing... | Consider other printer-related topics such as toner cartridge, charge roll, photoconductor, transfer roll, or fuser. Contact Lexmark Technical Support. |
Vertical lines appear when you lay the page on the flatbed... | Consider other printer-related topics such as toner cartridge, charge roll, photoconductor, transfer roll, or fuser. Contact Lexmark Technical Support. |
Vertical lines appear on ADF-fed printed copies, but they do not appear on scan-to-network [e-mail, FTP, folder (PC), solutions]... | Consider other printer-related topics such as toner cartridge, charge roll, photoconductor, transfer roll, or fuser. Contact Lexmark Technical Support. |
Have the following available when calling Lexmark Technical Support;