User Guide

Manual sensor tests
Performs tests to determine whether the paper-path sensors are operating correctly.
1. From the Home screen on the product control panel, scroll to and touch the Administration button.
2. Open the following menus:
●
Troubleshooting
●
Diagnostic Tests
●
Manual Sensor Test
Table 2-10 Manual sensor tests
Sensor or switch
name
Sensor
number
Replacement part
number
Replacement part
description
Paper-path sensor
test name
Testing of sensor
Cartridge-door switch SW3 WC2-5637-000CN Toner cartridge door
switch
SW3 Cartridge Door Open the cartridge
door.
Left door switch SW1 RM1-3474-000CN Left door open switch SW1 Left Door Open the left door.
Right door sensor SR8 WG8-5935-000CN Right door open
sensor
SR8 Right door Open the right door.
Cartridge install sensor SR1 WG8-5935-000CN Toner cartridge
installed sensor
SR1 Cartridge install
sensor
Open the cartridge
door, and then remove
the toner cartridge.
TOP sensor SR9 RM2-7538-000CN
(110V)
RM2-7539-000CN
(220V)
High voltage power
supply
Sr9 Top Sensor Open the cartridge
door, remove the toner
cartridge, raise the
registration shutter,
and then use a small
flat-blade screwdriver
to activate the sensor.
Loop sensor SR6 RM2-7538-000CN
(110V)
RM2-7539-000CN
(220V)
High voltage power
supply
SR6 Fuser loop 1
sensor
Open the cartridge
door, remove the toner
cartridge, and then
press the sensor lever.
Fuser output sensor SR12 CF235-67921 (110V)
CF235-67922 (220)
Fuser SR12 Fuser output
sensor
Open the left door,
pull down the fuser
shutter, and then use a
screwdriver to activate
the sensor.
Duplex refeed sensor SR2 CF235-67913 Duplexer SR2 Duplexer refeed Remove the duplexer,
insert a sheet of paper
so that it covers the
refeed sensor, and
then reinstall the
duplexer.
140 Chapter 2 Solve problems ENWW