I ordered several of these models. All have a low page count on the supplies. I've found a few drums that are damaged. Visibly, I don't see any score...
Yes, make sure that the cyan and magenta developing units can turn. While you have them out, check for developer leakage at the front and rear seals....
That's strange. The 300P, 300W, 301W, 303W & 304W are amazing devices which have proven themselves to be very capable of 500K+ in many environments. ...