Sensor or switch
name
Sensor
number
Replacement part
number
Description Paper-path sensor
test name
Testing of sensor
Paper feeder Tray 4
cassette media-
presence sensor
1
PS451 CE530-69001 Photointerrupter P Tray 4 paper
sensor
Remove the Tray 4
cassette, and then
push the sensor
lever.
Paper feeder Tray 4
cassette presence
sensor
1
PS461 CE530-69001 Photointerrupter Q Tray 3 detect
sensor
Remove the Tray 4
cassette, and then
reinstall it.
1
Tray 3 and Tray 4 use PS451 and PS461 sensors.
Access the MANUAL SENSOR TEST or the MANUAL SENSOR TEST 2 in the DIAGNOSTICS menu.
1. Press the Menu button
.
2. Press the down arrow
button or the up arrow button to navigate to the DIAGNOSTICS menu,
and then press the OK button.
3. Press the down arrow
button or the up arrow button to navigate to the MANUAL SENSOR
TEST or MANUAL SENSOR TEST 2 menu, and then press the OK button.
4. Press the down arrow
button or the up arrow button to highlight a test, and then press the
OK button to select the test.
5. To exit the diagnostic test, press the stop button
, and then select EXIT DIAGNOSTICS.
NOTE: Menus are not available during a test. During a test, the OK button functions like the stop
button
.
Table 3-4 MANUAL SENSOR TEST 2 (special mode test) (continued)
ENWW Tools for troubleshooting 139
