Critical error messages

Critical error messages

Critical error messages can indicate some kind of failure. Cycling the power might fix the problem. If a critical error persists, the printer might require service.

Critical error messages
Control panel message Description Recommended action
49 Error
Turn off then on 		The printer has experienced an internal firmware error. Turn off the power by using the power switch, wait at least 30 seconds, and then turn on the power and wait for the printer to initialize.
If you have recently installed a memory DIMM in the printer, turn off the printer, remove the memory DIMM, reinstall the DIMM to verify that it is seated properly, and then turn on the printer.
If a surge protector is being used, remove it. Plug the printer directly into the wall socket. Use the power switch to turn the printer on.
If the error persists, contact HP Customer Care. See HP Customer Care or the support flyer that came in the printer box.
50 Fuser Error
Turn off then on 		The printer has experienced an internal hardware error.
50.1 Fuser Error – Low fuser error
50.2 Fuser Error – Slow fuser error
50.3 Fuser Error – High fuser error
50.7 Fuser Error – Fuser open error
50.8 Fuser Error – Low subthermistor fuser error
50.9 Fuser Error – High subthermistor fuser error 		Turn off the printer, wait at least 25 minutes, and then turn on the printer.
If a surge protector is being used, remove it. Plug the printer directly into the wall socket. Use the power switch to turn on the printer.
If the error persists, contact HP Customer Care. See HP Customer Care or the support flyer that came in the printer box.
51 Laser Error
Turn off then on 		The printer has experienced an internal hardware error.
51.20 Error – Black laser scanner error
51.21 Error – Cyan laser scanner error
51.22 Error – Magenta laser scanner error
51.23 Error – Yellow laser scanner error 		Turn off the power by using the power switch, wait at least 30 seconds, and then turn on the power and wait for the printer to initialize.
If a surge protector is being used, remove it. Plug the printer directly into the wall socket. Use the power switch to turn the printer on.
If the error persists, contact HP Customer Care. See HP Customer Care or the support flyer that came in the printer box.
54 Error
Turn off then on 		The printer has experienced a toner level sensor error.
54.15 Error – Yellow
54.16 Error – Magenta
54.17 Error – Cyan
54.18 Error – Black
54.1C Error – Density sensory contamination warning 		Turn off the power by using the power switch, wait at least 30 seconds, and then turn on the power and wait for the printer to initialize.
If a surge protector is being used, remove it. Plug the printer directly into the wall socket. Use the power switch to turn the printer on.
If the error persists, contact HP Customer Care. See HP Customer Care or the support flyer that came in the printer box.
55.0601 Error
55.0602 Error
55.1 Error
59.A0 Error
59.9 Error
54.1C Error 		The printer has experienced an internal hardware error. Turn off the power by using the power switch, wait at least 30 seconds, and then turn on the power and wait for the printer to initialize.
If a surge protector is being used, remove it. Plug the printer directly into the wall socket. Use the power switch to turn the printer on.
If the error persists, contact HP Customer Care. See HP Customer Care or the support flyer that came in the printer box.
57 Fan Error
Turn off then on 		The printer has experienced a problem with its internal fan. Turn off the power by using the power switch, wait at least 30 seconds, and then turn on the power and wait for the printer to initialize.
If the error persists, contact HP Customer Care. See HP Customer Care or the support flyer that came in the printer box.
79 Error
Turn off then on 		The printer has experienced an internal firmware error. Turn off the power by using the power switch, wait at least 30 seconds, and then turn on the power and wait for the printer to initialize.
If you have recently installed a memory DIMM in the printer, turn off the printer, remove the memory DIMM, reinstall the DIMM to verify that it is seated properly, and then turn on the printer.
If a surge protector is being used, remove it. Plug the printer directly into the wall socket. Use the power switch to turn the printer on.
If the error persists, contact HP Customer Care. See HP Customer Care or the support flyer that came in the printer box.
Duplexer Error
Turn off then on 		The duplexer is not connected or installed correctly. Turn off the power by using the power switch, wait at least 30 seconds, and then turn on the power and wait for the printer to initialize.
If a surge protector is being used, remove it. Plug the printer directly into the wall socket. Use the power switch to turn the printer on.
If the error persists, contact HP Customer Care. See HP Customer Care or the support flyer that came in the printer box.
Sensor error
Turn off then on 		A sensor error has occurred. Turn off the power by using the power switch, wait at least 30 seconds, and then turn on the power and wait for the printer to initialize.
If the error persists, contact HP Customer Care. See HP Customer Care or the support flyer that came in the printer box.
HP Color Laserjet 2605 Critical error messages