User Guide

Sensors
Table 1-4 Sensors
Component abbreviation Component name
SR1 Drum home position sensor 1
SR2 Drum home position sensor 2
SR3 Drum home position sensor 3
SR5 Fuser (fixing) delivery sensor
SR6 Delivery tray media full sensor
SR7 Fuser (fixing) pressure release sensor
SR8 TOP (top of page) sensor
SR9 Tray-media-stack surface sensor
SR11 Developing home position sensor
SR13 Tray presence sensor
SR14 Loop sensor 1
SR15 Loop sensor 2
SR17 Primary-transfer-roller disengagement sensor
SR20 Tray-media presence sensor
SR21 MP-tray-media-presence sensor
SR22 Duplex re-pickup sensor
OHT sensor (in)
OHT sensor (out)
RD sensor (front)
RD sensor (rear)
Environmental sensor (temperature and humidity)
Yellow toner-level sensor
Magenta toner-level sensor
Cyan toner-level sensor
Black toner-level sensor
Toner collection-box-full sensor
Fuser (fixing) home-position sensor
ENWW
Engine-control system
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