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Stallion - Thermal Printer - Print Head

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All about print head. Maintenance, Do's and Don't, Cleaning etc.

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Stallion - Thermal Printer - Print Head

  1. 1. Print Head Source: Datamax - Oneil
  2. 2. Introduction1. Understand and identify some reasons print heads fail.3. Analyze print heads and determine if they will be covered under warranty.Learning to evaluate print heads for their ability to be covered under warranty
  3. 3. Overview• Cleaning of Burn Lines• Heat and Speed Settings• ESD – Electro Static Discharge• Keeping moisture out of media compartment• Misuse• Adjustments to the print head carriage• Ribbon Type and Width• Keeping the media and media compartment clean• How many inches have been ran on printer• Cleaning with un-approved methodThere are a lot of things to consider and understand when evaluating a print head.
  4. 4. Cleaning Print HeadMethod – 1 : This process is most effective if you are only printingwith wax ribbons• The print head on your Datamax print head needs tobe cleaned with isopropyl alcohol• This cleaning should be done after every roll of labelstock if you are printing “Direct Thermal”• This cleaning should be done after each change ofribbon if you are printing “Thermal Transfer”
  5. 5. Cleaning Print HeadMethod – 2 : This process is effective for all types of ribbons andmost effective for applications using Resin Ribbons. Print Head Cleaning Film
  6. 6. Cleaning Print HeadMethod – 2 : This process is effective for all types of ribbons andmost effective for applications using Resin Ribbons.• Remove the labels and ribbon from your printer.• Remove the "Print head Cleaning Film" from the plastic bag.• Install the film in the media sensor and under the print head, PRINTED SIDE DOWN. (Matte side up)• Leave about 1/2" of the film sticking out of the front of the printer.• Close and latch the print head carriage.
  7. 7. Cleaning Print HeadMethod – 2 : This process is effective for all types of ribbons andmost effective for applications using Resin Ribbons.• Press the feed button a few times until the entire length passes under the print head.• NOTE: Ignore any faults that may appear while feeding the film under the print head.• Ensure that you return the “Print Head Cleaning Film” to it’s bag after use to keep it clean and free of debris.• After using this product on your printer, wipe the print head down with a soft cloth dampened with Isopropyl Alcohol
  8. 8. Cleaning Print HeadMethod – 2 : This process is effective for all types of ribbons andmost effective for applications using Resin Ribbons.• Note: This process should be repeated with each thermal transfer ribbon roll change. If printing in direct thermal mode, the process should be repeated after each label roll change.• Note: This film will wear out (after 20 + Cleanings) and become ineffective.
  9. 9. Print Head Residue buildup from not cleaning oftenBurn Lines enough or properly New Print Head Print Head – Not Cleaned
  10. 10. Print Head• Ribbon back coating / adhesive build up, are not allowing the print head to dissipate heat properly. Eventually causing the dot (element) to burn out.• NOTE: A print head may have buildup on it and effect print quality without actually having the print head burned out.How Does Not Cleaning Effect My Print head
  11. 11. Print HeadThese dots have build up on them andare damaged from over heatingHow Does Not Cleaning Effect My Print head
  12. 12. Print HeadPrint Head shows extensive neglect on maintenance
  13. 13. Print Head• This can cause an abrasion on your print head.• This abrasion may cause the other areas of the print head to fail more rapidly.If You Don’t Adjust Your Print head Carriage for Narrow Labels
  14. 14. Print HeadIf You Don’t Adjust Your Print head Carriage for Narrow Labels
  15. 15. Print HeadIf You Don’t Adjust Your Print head Carriage for Narrow Labels
  16. 16. Print Head• This abrasion is usually large and covers the entire part of the printhead that has no media between it and the platen roller.• This type of failure is not covered warranty. Because the printer should have been adjusted for the narrow media.If You Don’t Adjust Your Print head Carriage for Narrow Labels
  17. 17. Print Head This Discoloring is the sign of over heatingHeat Settings – Too High
  18. 18. This Discoloring Print Head is the sign of over heating • In this situations we try and work out with customers and see how we can reduce their heat setting on their printer. • This type of failure may be considered under warranty.Heat Settings – Too High
  19. 19. Print Head• Types: Resin ribbonsare less forgiving tolapses of cleaningbecause of the high heatneeded to print them.• Width: Recommendsthat the ribbon that youuse should be 1/8” to ¼”wider that the totalwidth of you label stock Resin RibbonRibbon – Types and Width
  20. 20. Print HeadRibbon - Too Narrow
  21. 21. Print HeadRibbon - Too Narrow
  22. 22. Print Head • Types: Resin ribbons may need a little tighter cleaning process than wax ribbon • Depending on the severity of this damage will determine if it will be covered under warranty • Width: Need to ensure that the customer is using the proper width of ribbon • This is not covered warrantyRibbon - Types and Width
  23. 23. Print HeadThis usually only happens in two types of environments:• Customers operating printers where there is low humidity• Customers that are operating printers in carpeted officesESD – Electro Static Discharge
  24. 24. Print Head• This usually is covered under warranty because of low instance of this happening. The only reason we cannot include under warranty if this happens frequently.• This is called “Impact Damage”• Some label or ribbon slitters do not vacuum the labels or ribbons properly at the end of the process.• Customer may not be keeping the media compartment lid closed while they are printing.ESD – Electro Static Discharge
  25. 25. Print HeadESD – Electro Static Discharge (Impact Damage)
  26. 26. Print Head• Review with your label distributor their process to ensure their including the vacuum step• Ensure that your customers are keeping their media compartments closed• Keep media compartment clean and free of debrisESD – Electro Static Discharge (Impact Damage)
  27. 27. Print Head• This usually happens in the environment of food packingplants• At the end of the day these type of companies do a washdown. This creates a situation where condensation maybuild up in the media compartment.Moisture Damage
  28. 28. Print Head• Keeping the media compartment closed can help withthis problem• The customer needs to cover their printer with sometype of plastic during a wash down.Moisture Damage
  29. 29. Print Head Incorrect Cleaning ToolsMisuse / Cleaning with Unapproved Method
  30. 30. Print Head None of these are covered under warrantyMisuse / Cleaning with Unapproved Method
  31. 31. Print Head• User can print a configuration label of the printer after replacing the print head. This will give the inches run on the printer.• On the I-Class and W-Class you can set the resettable counters in the menu on the front panel.Too Many Inches on Print Head
  32. 32. Print Head• We learned that print heads fail for lack of cleaning, not adjusting for more narrow label width, too high of a heat setting, ribbon width too narrow, ESD, Dust, Debris and moisture being pulled under the print head.Summary
  33. 33. Thank YouINDIASTALLION SYSTEMS AND SOLUTIONS PVT.LTDStallion House, Paadam Stop, K.P. VallonRoad, Kadavanthra, Kochi- 682 020Phone: +91 484 2314592, 2312986, 2310224,2320161, 2320162 Fax: +91 484 2313108MIDDLE EASTSTALLION SYSTEMS FZEPost Box No. 9283, Sharjah AirportInternational Free Zone,Sharjah, UAE,Phone: +971 6 5578305, Fax: +971 6 5578365

All about print head. Maintenance, Do's and Don't, Cleaning etc.

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