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3. REPLACING THE IMPORTANT PARTS EO18-33025
(Revision Date: Mar. 27, 2009)
3.5 Replacing the Print Head Ass’y
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6. Replace the print head ass’y with a new one, then reassemble in the reverse order of
removal.
[ Print head element side ] [ Print head bracket side ]
Be careful of the following points when reassembling the print head ass’y. Hook both
openings on the bracket to the bosses. It is easy to assemble the bracket by hooking one
opening at a time. Also, do not touch or scratch the print head element.
NOTE: Do not disassemble the print head ass'y which contains the bracket and the spring
plate.
7. After replacing, perform a diagnostic test print or print a sample label to make sure the
printer performs correctly for the following points.
• Printing is performed correctly.
• None of dot missing is generated.
• None of blurred print, stain, chipped bar code or characters, wrinkle, smudge,
uneven print, etc. is generated.
• Reading the bar code is possible.
Spring Plate
Bracket
Boss Bracket
Bracket
Head
Element