Device Tests - Lexmark MX71x Service Manual

The following sensors can be checked using this test:
•
Input
•
Fuser exit
• Narrow media
•
Control panel interlock
•
Rear door interlock
• Rear lower door interlock
CAUTION—SHOCK HAZARD: Do not use your hand to toggle these switches. Use a nonconducting item.
To run the Base Sensor Test.
1
From the Diagnostics menu, navigate to BASE SENSOR TEST.
2
Choose a sensor.
3
Manually actuate the sensor to verify that it toggles. If the sensor does not toggle, then it is malfunctioning.

DEVICE TESTS

Quick Disk Test
This test performs a non-destructive read/write test on one block per track on the disk. If the block is good, then the
saved data is written back to the disk.
1
Enter the Diagnostics menu, and then navigate to:
DEVICE TESTS > Quick Disk Test
2
Exit the test.
Disk Test/Clean
Warning—Potential Damage: This test destroys all data on the printer hard disk.
This test may run for approximately 1.5 hours depending on the disk size.
1
Enter the Diagnostics menu, and then navigate to:
DEVICE TESTS > Disk Test/Clean
You cannot cancel the test once it has started.
2
Exit the test.
Sensor
Input
Fuser Exit
Narrow Media HR Fuser Only
Control Panel Interlock
Rear Door Interlock
Rear Lower Door Interlock
Service menus
348
Values
Open
Closed
7463