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HP ranks top among the printer manufacturers in the market and excels with the performance of its printers with relatively best printing experience than other printer manufacturers. HP printers offer you to print, scan, copy, and fax your documents within a matter of minutes.

However, the printer machinery evidently breaks down after some time. HP printers may also come across certain issues hampering your work productivity as well as your valuable time. One of the issues you may run into is HP Printer 50.4 Fuser Error, displaying an error message that reads a “fuser heater wire failure.” This error occurs due to internal disruption of your printer, having caused damage to its fuser. This implies that the power supply is problematic, and you need to check it.

Read : hp laserjet 1320 driver windows 10


There are ways you can consider dealing with error 50.4. Temporarily, switching off your printer and then back on can get you out of the problem. This technique will reset your printer fuser and will let you print more. Also, in case if the error troubles you back, you can replace the fuser as a permanent fix.

What causes HP Printer 50.4 Fuser Error?

The 50.4 Fuser Error is caused by various factors, including the following:

  • When the surrounding temperature is too high, the fuser may get damaged. As a result, Error 50.4 will start interrupting your printing.

  • While attempting to print unsupported media, you may have to face the 50.4 error. In such a situation, these unsupported files get enclosed in the fuser, causing error 50.4 to display on your screen.

  • When there is something wr

  • ong with your power supply, this kind of error is encountered.

  • A problematic windows registry may also turn out to cause a problem like this.

How to fix HP Printer 50.4 Fuser Error?

In an attempt to deal with 50.4 Fuser Error in your HP printer, you can take the following measures:

Restart your printer

The very first thing you should try not only in this case but any other printer issue is to turn your printer off, remove the power cable from the wall socket and wait for a while. Check and tighten the loose cables, if any. Then plug your printer power cable back into the wall socket tightly, and turn your printer back on.

Also, make sure to check if your printer is receiving an uninterrupted power supply.

Check the power supply

Before connecting your printer to a wall socket, you need to make sure that the power socket is in working condition and is hassle-free. Also, while connecting the printer to a socket, plug in the power cord properly and tightly.

Try resetting the printer fuser

In order to reset your printer fuser, you need to follow the instructions given below:

  • Firstly, unplug the printer from the socket, and wait for a few seconds.
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  • Now open the right cover of a printer, and shift the two fuser handles towards the center position.

  • Take your fuser out by sliding it towards the open cover.
    Fuser hp.png

  • Now, carefully check the printer if there’s any paper stuck inside.

  • If you see any paper or bits of paper, wipe them off gently.

  • Place the fuser back into the printer.

  • Move the fuser back to its original position.

  • Shut the cover you have opened.

  • Plug your printer power cord back in the power socket, and then turn the printer on, once again to make it work and test a printout of a document.
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Also read : hp laserjet 1320 driver