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3253· Print Emitter Adjustment
1.
Switch off the printer power.
2.
Remove the top cover (3052).
3.
Place the printer in the service position (3053).
4.
Reinstall the horizontal adjustment knob
G.
5.
Move the emitter assembly
0
as far to the left as
possible by turning the horizontal adjustment
knob counterclockwise.
6.
Loosen the coarse adjustment setscrews
e.
7.
Slide the emitter assembly as far to the right as
possible. Do not touch the horizontal adjustment
knob.
8.
Move the print head carrier all the way to the
right.
9.
Insert a code plate alignment tool (part 460028)
into the leftmost alignment hole
0
in the emitter
assembly.
10. Slide the emitter assembly to the left until the gap
between the alignment tool and the left side frame
is 2.46
±
0.13 mm (0.097
±
0.005 in.). Do not
touch the horizontal adjustment knob.
3-42 SY34-0613
11. Tighten the coarse adjustment setscrews
e.
12. Turn the horizontal adjustment knob to obtain a
gap of 3.25
±
0.13 mm (0.128
±
0.005 in.)
between the alignment tool and the left side
frame.
13. Remove the alignment tool.
14. Loosen the two screws
G
that fasten the emitter
pickup to the carrier.
15. Move the print head against the left side frame.
16. Insert the code plate alignment tools through both
holes
0
in the emitter pickup and into the holes in
the emitter assembly. Do not touch the horizontal
adjustment knob.
17. Ensure that the alignment tools are in place and
the print head carrier is tightly against the left side
frame. Tighten the two screws
G.
18. Remove the alignment tools.
19. Assemble the printer to the printer base (3053).
20. Remove the
ho~zontal
adjustment knob.
21. Reinstall the top cover (3052).
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