Homebrew PCBs

It is important to use the correct terms, I'm not trying to be
retentive. That is an inkjet and so uses ink, not toner.

I don't know if that's the best printer to modify for direct inkjet
resist printing. Sounds fiddly to add external ink feed.

Steve Greenfield

--- In Homebrew_PCBs@...m, Mark Lerman <mlerman@...> wrote:
>
> I'm modifying an Epson Picturemate 200 for direct toner transfer, and 
> I have a couple of questions about the ink cartridge that I hope 
> someone can answer. The cartridge mounts at the bottom of the printer 
> (not on the print head) and seems to have 5 ports. One is for each 
> color, and the second goes to a grey tubing. My questions:
> 
> 1 - Is the grey tubing used to pressurize the cartridge? If so, does 
> anyone know the working pressure. I can measure it, if necessary, but 
> I'd like some more information before I start mucking with it.
> 
> 2 - There are 5(?) contacts on the side of the cartridge. I assume 
> they detect the presence of the cartridge and the levels of each 
> color. Does anyone know what signals are expected from the cartridge 
> and how to "cheat" it?
> 
> I would like to remove the cartridge and feed the printer head from 
> an external reservoir. The print head has 4 sets of 90 piezo jets, 
> but I would only need one set at a time.
> 
> Thanks for any help or information sources.
> 
> Mark
>