Lexmark M410 Service Manual - Page 98

Sensor Monitor Test, To run the Sensor Monitor Test

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4045-XXX Sensor Monitor Test This test lets you monitor signals from all photo sensors and switches in the printer. While each sensor/switch is actuated, the operator panel displays a value of opened or closed. To run the Sensor Monitor Test: 1. Select Sensor Monitor from the menu. 2. Toggle or actuate each sensor/switch. The second row of the operator panel displays the signal status. Only the first six positions of the second row are used in this test. Check the corresponding position on the operator panel with the table for the correct signal status. Sensor/Switch MPF Paper Present Sensor Display Position 1 Paper Input Sensor 2 Paper Exit Sensor 3 Cover Open/Cartridge 4 Present Switch Rear Door Open Sensor 5 Tray 2 Attached 6 Signal Status o = No paper is present 1 = Paper is present o = No paper is present. 1 = Paper is present o = No paper is present. 1 = Paper is present O = Cover is open and/or cartridge is missing. C = Cover is closed and cartridge is present. O = Rear door is open. C = Rear door is closed. o = Tray 2 is not (correctly) attached to printer. 1 = Tray 2 is attached to printer. 3-24 Service Manual

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3-24
Service Manual
4045-XXX
Sensor Monitor Test
This test lets you monitor signals from all photo sensors and
switches in the printer. While each sensor/switch is actuated, the
operator panel displays a value of opened or closed.
To run the Sensor Monitor Test:
1.
Select Sensor Monitor from the menu.
2.
Toggle or actuate each sensor/switch. The second row of the
operator panel displays the signal status. Only the first six
positions of the second row are used in this test. Check the
corresponding position on the operator panel with the table for
the correct signal status.
Sensor/Switch
Display
Position
Signal Status
MPF Paper Present Sensor
1
o = No paper is present
1 = Paper is present
Paper Input Sensor
2
o = No paper is present.
1 = Paper is present
Paper Exit Sensor
3
o = No paper is present.
1 = Paper is present
Cover Open/Cartridge
Present Switch
4
O = Cover is open and/or
cartridge is missing.
C = Cover is closed and
cartridge is present.
Rear Door Open Sensor
5
O = Rear door is open.
C = Rear door is closed.
Tray 2 Attached
6
o = Tray 2 is not (correctly)
attached to printer.
1 = Tray 2 is attached to
printer.