HP Laserjet M608 50.4 Fuser Error – Step by Step Guide: How to fix

Possible HP Laserjet M608 50.4 Fuser Error Causes

• Defective Power Supply
• Defective Fuser Assembly
• Fuser Assembly not seated Correctly
• Fuser Parts Failure
• Printers Internal components affected by Hi Temperature environments.

Required Tools

• New Fuser Assembly (If replacement is needed)
• #20 Phillips Screw Drive

HP Laserjet M608 50.4 Fuser Error – Step by Step Instructions for Repairing

Step 1:  Recycle the HP Laserjet Printers Power

Occasionally a simple restart of the printer will resolve the error.

• Power off the printer using the power button.
• Unplug the printer electrical cord from the wall socket.
• Wait for 30 seconds.
• Plug the electrical cord back into the wall outlet and power on the printer.

This can reset the fuser assembly heating mechanism, possible resolving the problem.

Step 2: Examine the Power Supply

The HP LaserJet M608 requires a constant power source to function properly. If your printer is plugged into a power strip, surge protector, or power suppressor it might not be getting stable power.

• Plug the printer directly into the wall to ensure a stable power supply.
• Remove any extension cords, surge protectors, power suppressors, and connect electrical cable directly to the wall outlet. 

Step 3: Examine the Fuser Unit

The fuser could be incorrectly seated or damaged. You will need to examine it for any signs of wear and/ or damage.

1. Turn off the printer and unplug it from the wall outlet.
2. Open the rear door of the printer to gain access to the fuser assembly.
3. Locate the blue handles on each side of the fuser and pull the fuser straight out of the printer.
4. Examine the fuser unit for physical defect or worn parts. Make sure that it is clean and free of paper debris.
5. Reinstall the fuser by placing it back inside, making sure it clicks securely in place.

If re-seating the fuser assembly doesn’t resolve the error state, move on to the next step.

Step 4: Replace the Fuser Assembly (if needed)

If the fuser is damaged or worn out, you’ll need to replace the HP Laserjet M607, M608, M609 fuser assembly.  Follow these steps to reinstall a new fuser unit.

1. Turn off the printer and unplug it from the power source.
2. Open the rear door and remove the fuser as described in Step 3.
3. Reinstall the new fuser unit into the Laserjet printer, make sure it clicks into place securely.
4. Close the rear door and power back on the printer.

Step 5: Check for Firmware Updates

Older firmware can sometimes cause printer errors regarding the fuser and the printer. Ensure your printer has the latest firmware. 

1. Visit the HP Support Website for the HP LaserJet M608.
2. Download and install the latest firmware updates for the HP Laserjet M608 printer.

Step 6: Cold Reset the HP Laserjet M608 Printer

A Cold reset can help remedy persistent printer errors that aren’t caused by hardware issues.

1. Turn off the printer.
2. Press and hold the Resume/Cancel button.
3. Turn the printer back on while still holding the button.
4. Wait for the printer to display Cold Reset on the screen, then release the button.

Contact Printer Repair Experts

By adhering to this guide, you can remedy the HP Laserjet M608 50.4 Fuser error in no time.
If the error continues to show after trying these steps, it might be time to call the Experts for HP Laserjet Printer Repair help.  At Printer Repair Experts we focus our attention in diagnosing and repairing all HP Laserjet Printer models.  Call (888) 276-4666 or email us at [email protected] to schedule an onsite printer repair.

Printer Repair Experts is happy to assist with HP Laserjet M608 50.3 Fuser Error, HP Laserjet M608 50.2 Fuser Error.