Applicable models: CT4-LX
View the video here (it has no audio).
You can easily remove and replace a damaged or worn print head.
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Do not connect or disconnect the power cord while your hands are wet. Doing so could cause an electric shock.
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Disconnect the power cord from the AC outlet before you replace the print head.
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Wear gloves before replacing the print head, to prevent damage to the print head.
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View the video below for the procedure.
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1.
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Make sure that the product is powered off, and disconnect the power cord from the AC outlet.
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2.
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Press the cover open latch (1) to open the top cover (2).
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3.
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Pull out the parts (3), on which  are engraved.
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The parts (3) are indicated by the 
(ribbon cover open) marks on the combined direct thermal/thermal transfer model.
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4.
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On the combined direct thermal/thermal transfer model, remove the ribbon if it is loaded.
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5.
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Put your fingers on the 2 tabs, on the left and right sides, on the head cover (4) and open it toward the front.
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The head cover opens in 2 stages. Open it so the opening is about 45 degrees.
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The print head and its surroundings are hot after printing. Wait until the product cools down.
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Touching the edge of the print head with your bare hand could cause injury.
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6.
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Take out the print head (5).
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Do not touch the heating unit and terminals of the print head.
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7.
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Insert the new print head, tilt it upward, and close the head cover.
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Handle the print head with care. Do not contaminate or scratch the sensitive print head surface.
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8.
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Load the ribbon back if you removed it in step 4.
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Push both ends of the top cover, and close it firmly until it clicks.
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When closing the top cover, be careful not to pinch your fingers.
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