The ZD421c has a catridge for instant ribbon changes that just takes a few seconds to load with fool-proof, one-way, first-time and every-time instant loading, and a smart chip in the ribbon alerts when ribbon needs replacing.
The ZD421c has a catridge for instant ribbon changes that just takes a few seconds to load with fool-proof, one-way, first-time and every-time instant loading, and a smart chip in the ribbon alerts when ribbon needs replacing.
