HP LaserJet Pro P1566 and P1606dn Printers - Replacing the Cartridge | HP® Customer Support
Amazon.com: Toner Kingdom Compatible Toner-Cartridge Replacement for HP 78A CE278A 278A CE278AC 78 278 Toner Use for HP Laserjet Pro M1536dnf Laserjet Pro P1606dn M1536 P1566 P1560 P1606 Printer (Black, 4 Pack) :