Tag Archives: HP M551DN

How to Fix HP Color Laser Printer Error 50.00.19 and 50.00.22

How to Fix and Repair Computer Errors and Problems

HP says that the error 50.00.19 and 50.00.22 come frome defective scanner/laser from one of the colors CMYK and that it can be fixed by turning the printer off and then on or check the scanner/laser connector or replace the defective scanner/laser. From our tests most of the time this error came from a defective toner cartridge. So quick solution ...

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