x-Lab Dot Matrix Printer XDP-321 User's Manual
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3. Remove the tear-off position: Press the lock sheets on both sides of the tear-off position, and then lift
the tear-off position upwards as shown below.
4. Pull the gap adjust lever to the highest position.
5. Slide the print head to the middle of the printer.
6. Hold the ribbon cartridge with the ribbon knob facing upwards. Turn the ribbon knob in the direction
of the arrow to remove any slack from the ribbon, so that it is easier to install.
7. Insert the ribbon cartridge into the printer as the following figure shown; then hold both sides of the
cartridge, aim the buckles at the mounting slots on both sides of the printer, press them down until
they locked into place.
Lock sheet
Tear-off position
Figure 1.5.2-3 Remove the tear-off position
Figure 1.5.2-5 Slide the print head to
the middle of the printer
Figure 1.5.2-6 Tighten the ribbon
Caution: Never move the print head when the printer is on, or else the printer may get
damaged. Besides, do not touch the print head if the printer has just been used as
the print head may be hot.
