Lexmark CX860de

Feed Test

This test allows for a continuous feed from the ADF or flatbed.

1. Enter the Diagnostics menu, and then navigate to: Scanner diagnostics > Feed Tes
2. Select a paper size.
3. From the Feed Test section, touch Start.

Sensor tests

This test verifies the status of the scanner sensors.

1. Enter the Diagnostics menu, and then touch Scanner diagnostics.
2. From the Sensor tests section, touch Start. A dialog listing the sensor tests appears.
3. Find, and then manually toggle the sensor.

Notes:

• The sensor status on the screen toggles between 1 and 0 when the sensor is properly working.
• If a sensor test fails, the test failure may not indicate a failed sensor. Further troubleshooting may be required. Check the boards and cables for possible issues.

Motor tests

1. Enter the Diagnostics menu, and then select navigate to: Scanner diagnostics > Motor tests
2. Select a motor, and then touch Start.

Notes:

• If the motor is activated, then it is properly working.
• Some motors require automatic deactivation in order to avoid secondary issues such as possible damage and contamination.
• Some tests require a special action to activate a motor such as removing a major component.
• If the motor fails, the test failure may not indicate a failed motor. Further troubleshooting may be required. Check the boards and cables for possible issues.

Multifeed Calibration

1. Enter the Diagnostics menu, and then touch Scanner diagnostics.
2. Select Multifeed Calibration, and then touch Start.

Scanner Calibration Reset

Before starting the test, make sure that the scanner glass and backing material are clean.

1. Enter the Diagnostics menu, and then touch Scanner diagnostics.
2. From the Sensor Calibration Test section, touch Start.

To verify the result, do the following:

1. Load the ADF with a document containing light and dark content.
2. Print a two-sided copy of the document.

Notes:

• If the back side of the copy has vertical streaks, then clean the scanner glass and backing material, and then print another copy.
• If the streaks still appear, then repeat the cleaning and verification procedure or replace the ADF.