Cleaning the Encoder Film MG3120

Article ID: ART137635 | Date published: 05/13/2015 | Date last updated: 10/01/2018
 

Description

Cleaning the Encoder Film

 

Solution

If vertical lines always appear on printouts or print always shifts from the correct position, or if Error P, 0, 2 occurs during printer operation, the Encoder Film inside the printer may be smeared.
Follow the procedures below to check the film condition, and clean it when necessary.
 

Check: Check the Encoder Film conditions

1. Press the ON button to turn off the printer.
 
2. Unplug the power cord from the wall outlet or power strip.
CAUTION
  • Be sure to turn off the printer power and unplug the power cord first.
 
3. Open the Paper Output Cover.

 
4. Using a flashlight or other light source, check if the Encoder Film inside the printer is clear.
 
5. If the Encoder Film is smeared as shown below, it needs to be cleaned.
Refer to [ Check: Clean the Encoder Film ] within this webpage.

 
[ If the Encoder Film is smeared, clean it while following the procedures below.]
 

Check: Clean the Encoder Film

Items required:
  • Clean, unused cotton swab
     
  • Small amount of Isopropyl Alcohol or window cleaner
     
  • Flashlight or other light source

 

1. Moisten a cotton swab with Isopropyl Alcohol or window cleaner.
 
2. Using the moistened cotton swab, wipe the Encoder Film.
CAUTION
  • Be cautious so that no isopropyl alcohol or window cleaner drops inside the printer.
CAUTION
  • Do not contact the rail. If the rail is contacted, the print quality may be deteriorated. The Encoder Film is fixed to the printer with the springs at the ends. If the film is pushed too strong, it may be dislocated. Do not push the film. Just gently move the cotton swab over the surface of the film.
REFERENCE
  • Keep your hands off the printer and clean the film with the tip of the cotton swab.  Change the cotton swab to new ones frequently.
 
3. Eliminate any stains or smearing from the film until the entire film becomes transparent and clear.

 
4. If a trail of the isopropyl alcohol or window cleaner is left on the film, clean it using a cotton swab that is moistened with just water.
If moisture is left on the film, eliminate it using a dry cotton swab, and wait until the film dries well.
 
5. Close the Paper Output Cover, and plug in the power cord of the printer.
 
6. Press the ON button to turn on the printer.
 
7. Print the Nozzle Check Pattern, and confirm that the pattern is printed properly.
 
8. Print desired data, and confirm that the print quality is good.
 
If the problem persists, check and clean the Encoder Film again.
 

SIMS Doc Id

8201519900

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