Epson ET-2803 DTF Conversion Parts, Yink Studio, Y4CT Inks, and How DTF Colors Are Created

Question

I recently watched your video about converting an Epson ET-2803 into a DTF printer and saw that the conversion uses Yink Studio RIP software. Where can I purchase the parts needed to modify the printer, along with the different DTF ink colors?

I also have a question about how the colors work. Can the installed ink colors combine during printing to create additional colors-for example, can white and red produce pink-or would I need to put different colors into the ink lines and clean the lines every time I want a color that is not one of the standard installed colors?

Answer

Where Can I Buy the ET-2803 DTF Conversion Parts and Ink?

The products used in a newly released video do not always appear immediately in YouTube descriptions or other YouTube-related areas. Adding and organizing new products can sometimes take days or even weeks, so below are the direct links to the main components discussed in the ET-2803 conversion.

You can also find the system by visiting BCHTechnologies.com and navigating to DTF PRINTING → A4 Y4CT™ DTF Solution.

The main components are:

Yink Studio RIP Software

Yink Studio is the RIP software used to prepare the artwork and control how the printer lays down the DTF color and white layers.

View Yink Studio RIP Software [https://bchtechnologies.com/collections/a4-true-dtf-solution/products/yink-studio]

A4 Basic Conversion Kit

This contains the basic hardware required for the printer conversion. On the product page, you can select the version with or without the tube rail, depending on how you want to configure the ink tubing.

View the A4 Basic Conversion Kit [https://bchtechnologies.com/collections/a4-true-dtf-solution/products/a4-basic-conversion-kit]

Y4CT™ DTF Ink Set - 5 Pack

This configuration includes two bottles of white along with cyan, magenta, and yellow.

View the Y4CT™ DTF Ink Set - 5 Pack [https://bchtechnologies.com/collections/a4-true-dtf-solution/products/bch-yink-4ct%E2%84%A2-dtf-ink-set-5-pack-500-ml-total-2-white-cyan-magenta-and-yellow-100-ml-each]

Y4CT™ DTF Ink Set - 4 Pack

This is another available ink configuration consisting of white, cyan, magenta, and yellow.

View the Y4CT™ DTF Ink Set - 4 Pack [https://bchtechnologies.com/collections/a4-true-dtf-solution/products/bch-yink-4ct%E2%84%A2-dtf-ink-set-4-pack-500-ml-total-white-cyan-magenta-and-yellow-100-ml-each]

Do You Need a Separate Ink for Every Color You Want to Print?

No. You do not need to install a separate ink for every color in the image, and you should not need to clean and refill the ink lines every time you want to print a different color.

A DTF printer works much like a normal color inkjet printer. The RIP software breaks the colors in your artwork into combinations of the process colors available in the printer. The printhead then deposits extremely small droplets of those colors next to and on top of one another in controlled amounts. To your eye, those droplets produce a much larger range of colors than the few ink colors physically installed in the printer.

For example, a red area is primarily produced from magenta and yellow. Orange uses a different proportion of magenta and yellow. Greens are produced primarily from cyan and yellow. Purples and blues use combinations of cyan and magenta.

The RIP software handles these combinations automatically. You do not normally need to determine the mixture yourself.

Does White Ink Mix With Red to Make Pink?

This is an important distinction in DTF printing.

In conventional paint mixing, you might physically combine red paint and white paint to produce pink. That is not normally how DTF printing creates pink.

The white ink in a DTF printer is primarily used as an underbase. When printing a transfer for a dark garment, the printer first creates the color image and then prints a white layer behind it so that the garment color does not show through the artwork after transfer.

Pink is normally produced by the RIP and printhead through the amount and pattern of the process-color ink being printed. For example, a lighter concentration of magenta combined with the appropriate amount of yellow can visually produce a pink or light-red tone.

The printer does not normally need to physically mix white ink with red ink inside an ink tube to create pink.

In fact, you generally do not want different ink colors physically mixing inside the ink tanks, tubing, dampers, or cartridges. Each ink channel should remain dedicated to its assigned ink.

Why Are Dedicated Ink Channels Important?

Once a printer is configured for DTF, each channel is normally assigned a particular ink. You should avoid repeatedly changing those assignments.

Switching an ink channel from one color to another would require removing the previous ink thoroughly from the tank, tubing, damper or cartridge, and printhead channel. Any remaining old ink could contaminate the new color.

For example, if a cyan line still contained residual cyan and you filled it with yellow, you could initially get greenish output. Likewise, contamination involving white DTF ink can be particularly troublesome because white contains a high concentration of pigment and behaves differently from the colored inks.

For this reason, the normal workflow is to establish the channel configuration once, fill each channel with its designated ink, and allow the RIP software to create the printable color range from those fixed channels.

What Is the Difference Between CMY and CMYK?

There is another important consideration with this particular type of lower-cost conversion.

A three-color CMY system uses:

• Cyan

• Magenta

• Yellow

A conventional four-color CMYK system adds:

• Black

Removing the dedicated black channel does not mean that the printer suddenly loses red, orange, green, purple, or other common colors. Those colors are still produced from combinations of cyan, magenta, and yellow.

For example, red is primarily produced from magenta and yellow. Therefore, eliminating the black channel does not simply turn red into pink.

However, asking three color channels to perform work that would normally be shared by four channels does reduce the available color gamut in certain areas.

The most noticeable compromises tend to be:

• Deep black

• Neutral dark gray

• Dark shadow details

• Very dark saturated colors

• Some neutral tones where precise color balance is important

How Does a CMY Printer Make Black?

Without a dedicated black ink channel, the RIP must create what is commonly called a composite black or process black by combining cyan, magenta, and yellow.

In theory, combining all three produces black. In actual inkjet printing, however, the result may not be as deep or as neutral as a dedicated black ink.

Depending on the ink, RIP profile, print settings, media, and ink density, composite black may have a slight color cast or appear more like a very dark brown, purple, or gray compared with a true black channel.

It also requires more total colored ink because three inks are being used to create an area that a CMYK printer could produce primarily with black ink.

This is one of the primary compromises involved in a lower-cost CMY-based DTF conversion.

Can Increasing Ink Density Compensate for the Missing Black?

To a degree, yes, although there is a practical limit.

On white or light-colored garments, increasing color density can sometimes make dark areas appear stronger. However, simply depositing more and more CMY ink is not always beneficial.

Excessive ink can cause problems such as:

• Excessively wet film

• Poorly defined details

• Color bleeding

• Longer drying requirements

• Uneven powder adhesion

• Poor curing

• Unwanted changes in transferred texture

Therefore, higher density should be treated as a tuning adjustment rather than a complete substitute for having a dedicated black channel.

What About Printing on a Black Shirt?

A black garment creates an interesting situation.

If part of the artwork is supposed to be pure black, the design and RIP workflow may sometimes allow those areas to remain unprinted so that the black fabric itself becomes the black portion of the design.

This can reduce the disadvantage of not having a dedicated black ink channel considerably.

However, this depends on the artwork, RIP configuration, white-underbase settings, and desired appearance. If a black area needs to be printed on top of another color or must have a particular texture or shade, relying on the shirt itself may not be appropriate.

Is Three-Color CMY as Good as CMYK Plus White?

No. I would not claim that a three-process-color system can reproduce the same gamut and dark-tone performance as a properly configured four-color CMYK system.

The purpose of a CMY-based configuration is to make a functional white-ink DTF system possible with fewer available printer channels and at a lower overall conversion cost.

Within those limitations, it can still produce very good results for many types of artwork.

If cost is the primary consideration, the three-color approach can be very attractive.

However, if budget is not the deciding factor and color reproduction is the priority, I would choose a system with CMYK plus white. On a six-channel printer, a particularly useful arrangement is generally cyan, magenta, yellow, black, plus two white channels. That gives the RIP a dedicated black while also providing substantial white-ink capacity for the underbase.

So, in short: you do not change ink colors or clean the lines every time you want to print pink, red, green, purple, orange, or another color. Keep the designated inks in their assigned channels. The RIP software and printhead create the additional visible colors from combinations and controlled densities of the installed process inks, while white is primarily responsible for producing the underbase required for DTF printing on colored and dark garments.

Addressing printer and conversion issues can be complicated because many problems depend on hands-on inspection, the exact printer configuration, and what has already been modified. For that reason, we're not able to provide individualized remote troubleshooting, repair suggestions, or step-by-step printer repair support. We do offer an in-person evaluation and repair service through our BCH Technologies printer diagnostic and repair facility [https://bchtechnologies.com/printer-repair-service]. Because demand is high, repairs are handled on a first-come, first-served basis, and it may take several weeks before we can accommodate a printer drop-off. Our service options cover either complete printers or certain individual components, with instructions provided for the appropriate process. We also recognize that professional repair service may not be the most economical option for every situation, so we strongly encourage customers to use online resources for self-help whenever practical. A good place to begin is YouTube, including the BCH Technologies YouTube channel [https://youtube.com/@bchtechnologies]. On our channel homepage, use the search icon near the About section to search for the exact printer model, error, component, or repair topic you need. I receive dozens of requests every day asking whether I have made a video about a particular subject. After creating videos for more than nine years, it is difficult to remember every video we have published, so YouTube's search function is usually the fastest way to locate the appropriate material. It may also recommend helpful videos from other creators covering the same issue.

Thank you again for taking the time to watch our videos, ask thoughtful questions, and support BCH Technologies. We truly appreciate your interest in the ET-2803 DTF conversion and hope this explanation gives you a clearer picture of both the hardware required and how the color system works.