Lexmark C734 Service Manual page 347

g.
Adjust the printhead alignment screw (A) to change the skew and straighten the image on the
printout.
If the top right alignment marks are lower than the top left alignment marks, rotate the alignment
screw counterclockwise a full revolution, and print the Quick Test page. Repeat adjusting the screw
and printing the Quick Test until the top alignment marks are the same distance from the top of the
media.
Note: One rotation of the printhead alignment screw equals approximately 0.5 millimeter movement
of the top edge print alignment marks.
h.
When the top right and top left alignment marks are both showing and are even on the page, the
skew is aligned.
4.
Tighten the printhead mounting screws.
a.
Turn off the printer.
b.
Disconnect the power cord from the electrical outlet.
c.
Disconnect the transfer module cable.
d.
Press the two tabs on either side of the transfer module, and lift out the transfer module with the
photoconductor units in place.
Straight Skewed
Repair information
5026
4-131