
Page 4-26 Z4M/Z6M Maintenance Manual 77259L Rev. 4 12/16/03
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9. Tighten the printhead mechanism mounting screws when equal pressure is obtained.
10. Refer to Figure 4-20. Tighten the two print mechanism hex screws and the phillips
head screw.
Figure 4-21. Print Mechanism Mounting Screws
11. Reinstall the strike plate cap.
12. Reinstall the latch cover.
13. Reinstall the ribbon and media.
14. Reconnect AC power cord and restore power.
15. Remove the screw and the print mechanism adjustment cam. Save screw and
adjustment cam for future use.
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If the platen roller is cut or cracked, it needs to be replaced. A damaged platen roller
contributes dramatically to poor print quality.
Caution • This installation must be performed by a qualified service technician.
Caution • Wear protective eyewear when removing E-rings, C-clips, snap rings, and
springs. These are under tension and could fly off while removing.
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