3-18 Lexmark™ E350d, E352dn
4512-420, -430
Sensor Test (input tray)
This test is used to determine if the input tray sensors are working correctly.
1. Select the Sensor Test from the Input Tray Test menu.
2. Select the input source. Only installed sources display, but may include Tray 1, Tray 2, and Manual
Feeder.
3. A list of sensors appears, depending upon the input source selected. For example, if tray 2 were selected:
TP refers to tray present sensor.
P refers to pass thru sensor.
OP indicates the sensor is open.
CL indicates the sensor is closed.
Not all sources have the same set of sensors. The table below indicates which sources should display
which sensors.
4. Press Return or Stop to exit the test.
Base sensor test
Base sensor test is used to determine if the sensors inside the printer are working correctly.
To run the Base Sensor Test:
1. Select BASE SENSOR TEST from the Diagnostics Mode.
2. Select the sensor to test. The following sensors may be tested:
Input (input sensor)
Output (exit sensor)
Front Door (front access door sensor)
The selected sensor is displayed with OP for open or CL for closed. You can actuate the sensors to toggle
between open and closed.
<input source>
Testing...
Tray 2
TP=OP P=OP
Source Tray present (TP) Pass thru sensor (P)
Tray 1 No No
Tray 2 No No*
Manual feeder Yes No
* Only available if tray is a 550-sheet drawer.