Lexmark Optra C710 Service Manual page 262

5016-001
PQ350 Waste Toner Sensor
PS200 Belt Position Sensor
PS250 Registration Sensor
PS300 New Cartridge
Sensor
PS700 Paper Detect Sensor Detects when tray 1 is empty.
PS701 Paper Detect Sensor Detects when tray 1 is near empty.
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Service Manual
Detects when the waste toner box is full.
Detects when the transfer belt is in the home
position.
Detects when a sheet of paper feeds to the
registration roller.
Detects when a new cartridge is installed.