Star SP742 Series Hardware Manual page 31

5-4-2. Adjusting the Dot Alignment Mode
You may never have to use the procedure described in this section, but after you have been using your printer for some
time you may find that the dots of some graphics do not align correctly. For example, what should look like:
may come out looking like one of the following:
This is caused when mechanical parts of the printer get out of alignment. This happens only rarely and you may never
experience it at all throughout the life of the printer. If you do have problems, use the following procedure to correct it.
(1) Enter the Dot Alignment Adjust Mode according to the procedure described in Section "5-4. Adjustment Mode".
(2) After entering the Dot Alignment Adjust Mode, a printout of the adjustment patterns similar to the printout below
will be printed. The asterisk indicates the current adjustment pattern.
or like this
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