Digital BW, The Print

I'm told that they are NOT different inks. The bulk inks come in bottles 
marked for the C, M or Y position as you noted, but I'm using the same 
bottle of neutral ink to top up both the C and Y bottles in my CIS (I 
have warm ink in the M position) and have fine results doing so.

Cheers,
Kip

Lee Hiers wrote:

>It seems that I've read that the "color" inks for the CMY positions 
>are the same, only the chip differs between the different carts.  If 
>so, shouldn't one be able to refill all color carts from the same 
>bottle?  I know there are different part numbers for the bulk inks, 
>but are they *really* different?
>  
>