ASIC Test
This setting scans the ASIC memory of the scanner.
Enter the Diagnostics menu, and then navigate to:
SCANNER TESTS > ASIC Test
Feed Test
This test allows for a continuous feed from the ADF or flatbed.
1 Enter the Diagnostics menu, and then navigate to:
SCANNER TESTS > Feed Test
2 Select a paper size, and then start the test.
Sensor Tests
These tests verify that the flatbed sensors and ADF scanner sensors are working properly.
1 Enter the Diagnostics menu, and then navigate to:
SCANNER TESTS > Sensor Tests
2 Select a sensor.
3 Manually toggle the sensor.
The status of the sensor toggles between 0 and 1 if the sensor is working properly.
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 navigate to:
SCANNER TESTS > Scanner Calibration Reset
2 Select a setting.
3 Apply the changes.
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, 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.
Exit Diags
Select this setting to exit the Diagnostics Menu screen. The printer performs a POR, and then restarts in normal mode.
7421
Service menus
228
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