Alignment - Lexmark C734 Service Manual

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Alignment

Note: If you need to perform alignment or registration, see
The following information is meant to explain the uses for the menu items.
Alignment is part of the process of adjusting the printhead and the color planes to the black plane and to each
other. Before you start, perform the black alignment (Registration). See
you are replacing a new printhead, see
To perform alignment:
1.
Select ALIGNMENT MENU from DIAGNOSTICS. Scroll until you reach the color that you desire to align.
Go to each submenu, press Select (
Press Select (
Note: It is important to zero out all settings to make the adjustment easier.
2.
Scroll to Quick Test in the same color menu. Press Select (
3.
On the pages, make sure all the Current Values are set to zero. If not, go back two steps and repeat.
4.
Look at the coarse and fine adjustments on the top left of the page, and enter the best number for the top
adjustment in the T space. Transfer this number over to the computation area for Z.
5.
On the operator panel, use
enter the setting computed for T. Press Select (
6.
Repeat this process for skew (Z). Add the T value and the current Z value to obtain the new skew (Z)
value.
7.
Reprint the Quick Test page, and observe the results. Make additional adjustments if necessary before
proceeding on to Quick Test step two page.
8.
Obtain left (L), right (R), and Bow (P) value using the same method as obtaining T from Quick Test Step 1.
Reprint the Quick Test to ensure the settings are correct. Make additional adjustments as required.
9.
Press Back (
See "Printhead mechanical alignment" on page 4-8
3-8
Service Manual
"Printhead removal, installation, and adjustment" on page
) and use the right and left arrow keys to zero out all settings.
) after you zero out each setting.
and to locate Top Margin. Press Select (
) to return to ALIGNMENT MENU.
"Printhead alignment" on page
"Printhead alignment" on page
); two pages print.
) to save.
for printout samples and additional information.
4-8.
4-8. If
4-121.
), and then use or to