Error 41

• All Printers : Check the paper in paper tray make sure it is set the same size for what the paper that's in the tray.
  
• Momentary error, press "Continue" or "GO" to reset the printer
  
• 5L/6L Power Cycle the printer if error continues reseat the DC controller to Formatter
  
• 5P/6P Occurs if printer picks up two sheets of paper at once. Check pickup rollers and separation pad clean as needed. Replace if problem persists
  
• IIIP/IIP/IIP+ Paper feed problem - check feed/pickup rollers for movement and wear. Replace as needed
  
• IIP S/N between 2925J00000 and 3047J99999 replace fuser assembly
  

• X= 1,2,4,5 A temporary error occured - Press "CONTINUE" to clear.
  
• 41.3 Error - Unexpected paper size - more than one sheet of paper picked up. May be feed    problem.
  

Error 49

• HP LASER PRINTERS 1200, 2200, 3100, 3200, 4100, 8100, 4500, 8500, 9000
  

Error 50

ALL HP LASER PRINTERS
1. Temporary error code.
2. Low or unstable power. 

HP LASER PRINTERS 2, 3
1. Defective fuser to DC controller cable.
2. Defective fuser and AC power. 

HP LASER PRINTER 2, 2D, 3, 3D 
1. Defective fuser. 
2. Defective AC power.
3. Temporary error code.

HP LASER PRINTERS 2P, 2P+, 3P 
1. Defective fuser. 
2. Temporary error code. 
3. Defective power supply.

HP LASER PRINTERS 3SI, 4SI 
1. Improperly seated fuser. 
2. Defective fuser.
3. Temporary error code.

HP LASER PRINTERS 4, 4+, 5 
1. Defective fuser or power supply. 
2. Temporary error code. 

HP LASER PRINTERS 4V, 4L, 4P, 5P, 5SI 
1. Improperly seated fuser.
2. Defective fuser.

HP LASER PRINTERS 5L, 6L 
1. Defective fuser.

HP LASER PRINTER 1200, 2200, 3100, 3200, 4100 
1. Defective fuser. 
2. Improperly seated fuser.
3. Temporary error code.

HP LASER PRINTER 4500
1. Improperly seated fuser. 
2. Temporary error code. 
3. Defective fuser.

HP LASER PRINTER 8500 
1. Improperly seated fuser. 
2. Temporary error code. 
3. Defective fuser. 

HP LASER PRINTER 9000
1. Improperly seated fuser.
2. Temporary error code. 
3. Defective fuser.