![background image](https://i.printerdoc.net/HP LaserJet Pro 300 color Printer M351 series/en/HP LaserJet Pro 300 color Printer M351 series_en157.png)
54.XX Error Turn off then on
Description
The product has experienced an error with one of the internal sensors.
Recommended action
Turn the product power off, wait at least 30 seconds, and then turn the product power on and wait for
it to initialize.
If you are using a surge protector, remove it. Plug the product directly into the wall socket. Turn the
product power on.
ENWW
Interpret control panel messages
139
![background image](https://i.printerdoc.net/HP LaserJet Pro 300 color Printer M351 series/en/HP LaserJet Pro 300 color Printer M351 series_en158.png)
If the message persists, contact HP support.