Hardware Tests; Panel Test; Button Test; Dram Test - Lexmark MX310 Series Service Manual

HARDWARE TESTS

If the hardware test fails, replace the failing part.

Panel Test

This test verifies the control panel display function.
To run the Panel test:
1
From the Diagnostics menu, navigate to:
Hardware Tests > Panel Test
2
Press X to exit the test.

Button Test

This test verifies the control panel button function except for the Sleep button.
To run the test for the MX410 or MX510:
1
From the Diagnostics menu, navigate to:
HARDWARE TESTS > Button Test
2
The panel displays Press and an icon matching one of the control panel buttons. Press the physical button that is
represented by the icon, and the printer tests the function of that button.
If the test is successful, then the panel displays another icon to test.
If a button fails the test, or if a different button is pressed, then the panel displays Test Failed and returns to
the main section of the HARDWARE TESTS menu. After three seconds of inactivity, the panel automatically returns
to the main section of the HARDWARE TESTS menu.
If all buttons pass the test, then the panel displays PASSED and returns to the main section of the HARDWARE
TESTS menu.
3
Press X or Back to exit the test.
To run the test for the MX511:
1
From the Diagnostics menu, navigate to:
HARDWARE TESTS > Button Test
2
With no buttons pressed, a pattern matching the control panel buttons is displayed. Press each control panel button
one at a time, and the panel highlights the represented button in the matching pattern.
3
Release the button, and the highlight disappears.
4
Press X or Back to exit the test.

DRAM Test

This test checks the validity of DRAM, both standard and optional. The test repeatedly writes patterns of data to the
DRAM to verify that each bit in the memory can be set and read correctly.
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