Lexmark X642E, Service Manual, Page: 226 / 525

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Service Manual
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DEVICE TESTS
Quick Disk Test
This test performs a non-destructive read/write on one block per track on the disk. The test reads one block on
each track, saves the data, and proceeds to write and read four test patterns to the bytes in the block. If the block
is good, the saved data is written back to the disk.
To run the Quick Disk Test:
1.
Touch to select Quick Disk Test from DEVICE TESTS.
The power indicator blinks while the test is in progress, and quick Disk Test Testing … displays.
•
Quick Disk Test/Test Passed message displays if the test passes, and the power indicator
turns on solid.
•
Quick Disk Test/Test Failed
message displays if the test failed, and the power indicator turns
on solid.
2.
Press Stop ( ) to return to the Device Tests menu.
Disk Test/Clean
Warning: This test destroys all data on the disk and should not be attempted on a good disk. Also note that this
test may run approximately 1½ hours depending on the disk size.
To run the Disk Test/Clean Test:
1.
Touch to select Disk Test/Clean from the Device Tests menu.
Contents will be lost. Continue? message displays to warn the user that all contents on the disk
will be lost.
2.
Touch Yes to continue and No to exit.
If Yes is selected, the following screen displays and updates periodically indicating the percentage of test
completed.
The power indicator blinks during the test.
Note: The test can NOT be canceled.
3.
Once the test is complete, the power indicator turns on solid, and either the message
Disk Test/Clean
Test Passed
or
Disk Test/Clean Failed
appears. If the message indicates failure, the disk is
unusable.
Formatting Disk
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DO NOT POWER OFF