Lexmark 4039-1XX - Manual (Page 59)

Diagnostic Aids 45
4039-1XX
Sensor Test
1. Enter Diagnostics mode.
2. Select [Sensor Test].
3. Select one of the following sensor tests.
• Toner Low
• Output Bin
• Input
• Exit
• Cover Open
Note: The Output Bin sensor can have up to a 15 second delay
in changing to open.
4. When the sensor is blocked [Open] is displayed. Otherwise,
[Closed] is displayed.
5. Press Return to return to the Diagnostics mode main menu.