Lexmark E250DN Service Manual - Page 87

Adjustment procedures, Printhead assembly electronic adjustment, Step 1 printout

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4512-220, -230 Adjustment procedures Printhead assembly electronic adjustment Note: Before aligning the printhead electronically, first align the printhead mechanically, if needed. See "Printhead assembly mechanical adjustment" on page 3-13. 1. Press and hold until all of the lights cycle to print the menu sheet and Step 1 test page. Step 1 printout (sample only; use actual sheet) 2. In column of Step 1 test page, look for the position where the vertical lines are the closest to each other. Press and release to change to the pattern adjacent to the closest lines. See note See note z 3. Press and release to move to the light sequences on the right side of the Step 1 test page. 4. Press and release to change the light sequence for on the right side of the Step 1 test page. See note See note z z Note: Lights (on, off, or flashing) represent current settings that must be changed for the new printhead. Diagnostic aids 3-9

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Diagnostic aids
3-9
4512-220, -230
Adjustment procedures
Printhead assembly electronic adjustment
Note:
Before aligning the printhead electronically, first align the printhead mechanically, if needed. See
“Printhead assembly mechanical adjustment” on page 3-13
.
1.
Press and hold
until all of the lights cycle to print the menu sheet and Step 1 test page.
2.
In column <BA> of Step 1 test page, look for the position where the vertical lines are the closest to each
other. Press and release
to change to the pattern adjacent to the closest lines.
3.
Press and release
to move to the <CA> light sequences on the right side of the Step 1 test page.
4.
Press and release
to change the light sequence for <CA> on the right side of the Step 1 test page.
Note:
Lights (on, off, or flashing) represent current settings that must be changed for the new printhead.
See note
See note
<BA>
See note
See note
<CA>
Step 1 printout
(sample only; use actual sheet)