HP 502A (Q6473A) Magenta Original Toner Cartridge HP 502A (Q6473A) toner cartridges work with: HP Color LaserJet 3600. Original HP toner cartridges produce an average of 71% more usable pages than non-HP cartridges. Cartridge yield (approx.): 4,000 pages 502A toner is designed to work with your HP printer for high quality, reliable results every print. What's in the Box: New Original HP 502A (Q6473A) toner cartridge. Color: Magenta