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error HP
Error Code Unauthorized <Color> Cartridge
This message displays if a counterfeit or non-authorized toner cartridge is installed.
? What Causes This
Use of non-genuine HP toner cartridges.
✓ How to Fix It
Replace with an authorized HP toner cartridge. Check at www.hp.com/go/anticounterfeit if questionable.
Source: page 25 of the official manual
From the manual
This error code appears in:
HP Laserjet Pro M203 Printer