Lexmark W820 Service Manual page 46

7.
8.
9.
1-34
Service Manual
Bin 10 Full Stack Sensor
Monitors the paper level in Bin 10.
Bin 10 No Paper Sensor
Monitors the presence of paper in Bin 10.
Vertical LED and Sensor
Monitors paper travel into Bins 1 through 9.
4025 Options