Lexmark 4039-1XX - Manual (Page 107)

Repair Information 93
4039-1XX
Toner Sensor Removal
1. Remove the fuser input guide [A]
2. Remove the transfer roll housing.
3. Lift the input sensor board far enough to disconnect the cable
[B].
4. Remove the end of the bellcrank spring.
5. Lift the sensor to unsnap it.
6. Work the cable out of the frame and remove the sensor.
B
A