Paper path sensors test
This test displays the status of each paper-path sensor and allows viewing of sensor status while printing
internal pages.
Access the paper path sensors test from a touchscreen control panel
1. From the Home screen on the printer control panel, scroll to and touch the Administration button.
2. Open the following menus:
●
Troubleshooting
●
Diagnostic Tests
●
Paper Path Sensors
Access the paper path sensors test from an LCD control panel
1. From the Home screen on the printer control panel, use the down arrow button to scroll to
Administration, and then press the OK button.
2. Use the down arrow button to scroll to Troubleshooting, and then press the OK button.
3. Use the down arrow button to scroll to Diagnostic Tests, and then press the OK button.
4. Use the down arrow button to scroll to Paper Path Sensors, and then press the OK button.
NOTE: Exiting the Paper path sensors menu and then reentering the test will clear the test values from the
previous test.
The menu list of sensors and motors for the Paper path sensors test varies depending on which optional
accessories are installed.
The following table describes the sensor tests available with an optional 1x550-sheet paper feeder installed.
For trays other than Tray 1 or Tray 2, the tray number associated with a sensor or switch depends on the
number and type of accessories installed.
Table 2-11 Paper-path sensors diagnostic tests
Sensor name Sensor/Switch
number
Replacement part number Descriptions
Tray 3 feed sensor
1
SR21 RM2-5145-000CN Paper feed assembly
Registration sensor SR6 RM2-0093-000CN (M553n)
RM2-0018-000CN (M552dn, M553dn,
M553x, M577)
Registration assembly
Fuser loop 1 sensor PS1 B5L35-67902 (110 V)
B5L36-67902 (220 V)
Fuser
Front media width
sensor
SR13 RM2-0093-000CN (M553n)
RM2-0018-000CN (M552dn, M553dn,
M553x, M577)
Registration assembly
ENWW Tools for troubleshooting 149
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