Diagnostic Information; Start - Lexmark Color Jetprinter 1020 Service Manual

4078-00X

2. Diagnostic Information

Use the error indicator table, symptom tables, service checks, and
diagnostic aids in chapter 3, to determine the failing part.

Start

Service error indications show as a series of flashes of the Power
On light. There is a pause between each series of flashes. If your
machine has an error indication, locate the series of flashes in the
"Error Indicator Table" on page 2-2
Unplug the machine to clear the error indicator.
If an error indicator appears, go to the error indicator table and take
the indicated action for that error.
The printer also logs the last occurring error. If you think it may have
an intermittent error, or the error indicator lights have been cleared,
you can retrieve the error:
1. Run the
print on line five. Note the number.
2. Run "Initialize Error Log" on page 3-3
may not be the result of a current error).
3. Run the
to "Power-On Self Test (POST) Sequence" on page
If your machine does not have an error indicated, go to
Self Test (POST) Sequence" on page
"Test Page" on page
"Parallel Port Test" on page
and take the indicated action.
3-8. The error is the last number to
to clear the error (the error
3-4. If no error appears, go
2-2.
Diagnostic Information 2-1
2-2.
"Power-On