Lexmark Jetprinter 4079-00 series Service Manual page 85

4079-00X
5. Adjust the offset values for the cyan, magenta, and yellow noz-
zles. The values circled on Test Print C result in the best print
quality. For example, yellow value might be +1, magenta -1, and
blue 0.
a. Press Select to turn off the Ready indicator (press Print
Buffer if you need to exit from any submenu).
b. On the Service Adjustment menu, press List+ until the
offset value that needs to be adjusted is displayed.
c. Press Start/Stop to select the color offset value to be
adjusted.
d. Press List+ to move to the next color offset value (or
press Menu to move back in the list)
e. Press Start/Stop. The values are set in NVRAM until
they are changed again using this procedure. A beep
sounds when the settings are saved.
6. Adjust the direction offset value, using the upper pattern on the
test print for comparison. Select the value giving the least shift
on the test print.
7. Run Test Print C to check the color and offset of the printhead
nozzles. See
be checked:" on page 4-6
If you set a value incorrectly, or want to refine the setting, select the
setting you want to change on the menu, and go through the adjust-
ment procedure again.
Exiting Service Adjustment Mode
To exit Service Adjustment Mode, turn off the printer.
Note: After using Service Adjustment Mode, you should run a long
cleaning cycle from the operator Clean Heads menu.
"The registration of the four color printheads must
for instructions on running test prints.
Repair Information
4-8