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 z <BA>
See note See note
z
<CA>
z
Step 1 printout
(sample only; use actual sheet)
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