Lexmark 4076 Execjet II Service Manual - Page 19

Power-on-self-test (Post) Sequence, All motors stop and the power light stays on.

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4076-0XX Error Code 90 Alternating Light Pattern Action Go to the "Transport Service Check" on page 22. 127 Go to the "Maintenance Station and Service Check" on page 12. up Power-on-self-test (Post) Sequence When you turn the printer on it performs a POST. Turn your machine on and check for a correct POST operation by observing the following: 1. The power light comes on. 2. All four function lights come on and then go off one light at a time starting with the Busy light. The Draft light may take longer than the others to go off. 3. The paper feed gears turn. 4. The carrier moves to the left and right at least one time. 5. The maintenance station cleans and caps the print head. 6. All motors stop and the power light stays on. If your machine completes POST with no errors, go to the. "Symptom Tables" on page 9, locate your symptom and take the indicated action. If your machine does not complete POST locate your symptom in the following table and take the indicated action Diagnostic Information 7

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4076-0XX
Diagnostic Information
7
Power-on-self-test (Post) Sequence
When you turn the printer on it performs a POST. Turn your machine
on and check for a correct POST operation by observing the follow-
ing:
1.
The power light comes on.
2.
All four function lights come on and then go off one light at a time
starting with the Busy light. The Draft light may take longer than
the others to go off.
3.
The paper feed gears turn.
4.
The carrier moves to the left and right at least one time.
5.
The maintenance station cleans and caps the print head.
6.
All motors stop and the power light stays on.
If your machine completes POST with no errors, go to the.
“Symp-
tom Tables” on page 9
, locate your symptom and take the indicated
action.
If your machine does not complete POST locate your symptom in
the following table and take the indicated action
90
Go to the
“Transport Service
Check” on page 22
.
127
and
up
Go to the
“Maintenance Station
Service Check” on page 12
.
Error
Code
Alternating Light Pattern
Action