Digital BW, The Print

I guess the 7880 has longer tubes, so less should be required for the 4800. I'll try and post back when I have a result. I will probably print A4 sheets of office paper since that's the only low cost paper I have available.

> "The amount of ink required to purge the old black depends on your  
> printer.
> The SP7880 uses about 10-12ml of ink before the tube is flushed out.
> 
> Printing a solid black image of 17"x30" should suffice.