User Guide

Table 2-10 Manual sensor tests (continued)
Sensor or switch
name
Sensor
number
Replacement part
number
Replacement part
description
Paper-path sensor
test name
Testing of sensor
Duplex switchback
sensor
SR1 CF235-67913 Duplexer SR1 Duplexer
switchback sensor
Remove the duplexer,
insert a sheet of paper
so that it covers the
switchback sensor, and
then reinstall the
duplexer.
Tray 4 feed sensor
(Optional 500-sheet
feeder only)
SR1 RM1-9415-000CN Tray 4 paper pick-up
assembly
SR1 Tray 4 feed Open the lower right
door, and use a small
flat-blade screwdriver
to activate the sensor.
Output sensor SR3 CF066-67909 Paper delivery
assembly
SR3 Output sensor Open the left door and
press the sensor lever.
ENWW
Tools for troubleshooting
141