DP550 User's Manual
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2.6 Installing the Paper Feed Knob
The openings of the Paper feed knob aim at the pin, then insert.
2.7 Installing the Ribbon Cartridge
1. Turn off the printer.
2. Hold the concaves of the top cover to open the printer cover. (As figure 2-8 shown)
3. Pull the gap adjust lever to the highest position.
4. Slide the print head to the middle of the printer. (As figure 2-8 <
2
>shown)
Note: Never remove the print head when printer is on, or else the printer may get damaged.
Besides, do not touch the print head at the time finishes using the printer for
overheating.
5. Turn the ribbon knob in the direction of the arrow to remove any slack from the ribbon so it is
easier to install. (As figure 2-9 shown)
6. As figure 2-10 shown. Hold both sides of the ribbon cartridge, then press it down firmly to fit the
hooks into the install grooves of the printer. Then aim the two round holes of the ribbon nip at the
Long pin
Figure 2-7 Installing the paper feed knob
Figure 2-8 Opening the top cover
Figure 2-9 Ribbon cartridge
Ribbon nip
Ribbon Knob
Ribbon cartridge
(JMR118)
Ribbon core
Top cover
Print head
1
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