50.6 fuser error – HP Color Laserjet  4700, 4730 MFP, CP4005
The 50.6 fuser error  on the HP color laserjet  4700, 473o  MFP, and CP4005  printer is an open fuser  error. AC power runs through the fuser heating it up to its operating temperature. The 50.6 fuser error  means that the AC current that needed to warmup the fuser, RM1-3131-000,  is not completing its circuit. So somewhere  inside the fuser  or in the power supply the current is being broken. Not really much you can do to check this out. You can reseat  the fusing unit to make sure it’s making  a proper connection with the connector. The instructions to reseat  the fuser  in the HP color laserjet  4700, 4730, and CP4005  printer to try to fix your 50.6 fuser error are just below.
Color LJ 4700 Fuser (OEM# RM1-3131-000 Q7502A) (Q7502ANC) –
HP Color Laserjet  4700, 4730 MFP, CP4005  Fuser Removal
1. Turn the printer off.
2. Open the top cover.
3. Grasp the purple handles on the fuser.
4. Remove the old fuser from the printer.
5. Install the new fuser.
6. Close the Top cover
Troubleshooting the HP Color Laserjet  4700, 4730 MFP, CP4005 50.6 Fuser Error
1. Turn the printer off and allow it to cool down.
2. Reinstall the fuser, and check the connector (J5001) that connects the fuser and the printer. Replace the connector if it is damaged.
3. Replace the fuser. RM1-3131-000 or Q7502A
4. Check all cable connections to/from the DC controller.
5. Replace the low-voltage power supply PCB.
Conclusion About the 50.6 fuser error in your HP Color Laserjet  4700, 4730 MFP, CP4005
If you call HP or any service company they would recommend tuning the machine off and unplugging it for 10 to 20 minutes.  Probably won’t fix this particular  error but it’s worth a shot. If you do need to order a fuser for this machine click on the link below to order the part. Hopefully, these tips have helped solve your 50.6 fuser error  in your HP Color Laserjet  4700, 4730 MFP, CP4005 .
Color LJ 4700 Fuser (OEM# RM1-3131-000 Q7502A) (Q7502ANC) –
Find well displayed printer parts diagrams at: http://www.printerworks.com/
