Lexmark M3250

Printer paper path sensors
#Sensor Function
1 Sensor (input) Detects the paper traveling between the first input roller and the transfer roller
2 Sensor (MPF paper
present)
Detects if paper is in the MPF tray
3 Sensor (duplex) Detects the paper traveling along the duplex path
4 Sensor (index) Detects if the pick roller is at the correct height to pick paper from the tray
Note: The sensor in the standard tray is supported only in some printer
models.
5 Sensor (trailing edge) Detects the trailing edge of the paper fed from the tray
6 Sensor (pass-through) Detects paper fed from tray 2
7 Sensor (media present) Detects if paper is in the tray
Note: The sensor in the standard tray is supported only in some printer
models.
8 Sensor (fuser exit) Detects the paper exiting the fuser
9 Sensor (narrow media/bin
full)
Detects if the paper is narrow and the bin is full
4600-830, -835, -895
Theory of operation
299