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error HP
Error Code Protected <Color> Cartridge
This indicates that a cartridge can only be used in the printer or fleet of printers it was initially protected for.
? What Causes This
Printer's cartridge protection feature enabled and restricting use to certain devices.
✓ How to Fix It
Replace with an unprotected new toner cartridge.
Source: page 25 of the official manual
From the manual
This error code appears in:
HP Laserjet Pro M203 Printer