Description: Eraser Lamp Error 1. The connector J-227 / J-228 is not connected. 2. Eraser Lamp (PW6631) is broken.
Remedy: Wires 1 Is the wire between Toner Density Sensor and PW11720 PCB connected properly? Is the spring on the left bottom of the Process Unit OK? No Connect it properly. Eraser Lamp 2 Can you fix the problem if you replace the Process Unit? No Replace PW11720 with a new one.