Base Sensor Test - Lexmark X850e Service Manual

7500-XXX
After selecting one of the available sensors, you can manually toggle the sensor between its two values (Open
or Closed). The LCD displays Open when the sensor is open, and Closed when the sensor is closed.
Press Stop

BASE SENSOR TEST

This test verifies that the sensors in the base machine are operating properly.
To run the Base Sensor Test:
Touch BASE SENSOR TEST from the Diagnostics Menu. The panel displays BASE SENSOR TEST in the
header row and the following categories of sensors below the header row:
•
Cover and Door
•
Devices
•
Exit Level
•
Media Path
After you select a category of sensors, the panel displays the name of the selected category in the header row
and each sensor in that category. You must select a specific sensor from this list to view and toggle the sensor's
state. After you select a specific sensor, [Sensor Name] Testing... appears on the LCD and displays the
sensor's name in the header row and the sensor's name and current state appears below the header row.
Cover and Door Sensors
Sensor Name
Door A printer left
Door B printer left/lower
Door C 2TM/TTM left
Door D duplex left
Door E exit 2 left
Door J front
Door K HCF top
Device Present Functions
Sensor Name
PC unit present
Exit2 present
Exit Level Sensors
Sensor Name
Std bin full exit 1
Std bin full exit 2
3-16
MFP Service Manual
to exit the test.
Description
Switch (printer left door interlock)
Switch (left lower door interlock)
Switch (2TM/TTM left door interlock)
Switch (duplex left door interlock)
Switch (exit 2 left door interlock)
Switch (printer front door interlock)
Switch (HCF top door interlock)
Description
Indicates the PC cartridge is installed
Indicates the exit 2 unit assembly is installed
Description
Sensor (std bin full exit 1)
Sensor (std bin full exit 2)