6-2 Maintenance
Paper dust in the heating elements may lower the print quality.
In this case, clean the print head as follow;
※Caution: Turn off the printer power before cleaning.
※Caution: Note that the thermal head (Thermal element and Radiation plate) becomes very hot during normal operation, creating the danger of burn injury. Be sure to wait for about 10 minutes after turning printer power off before beginning the cleaning.
1.Open the
2.Clean the thermal element (the area that looks like it is marked a thin black line) of the thermal head with a cotton swab moistened with an alcohol solvent. (ethanol, methanol, or IPA)
3.After confirming that the alcohol solvent has been dried up completely, close the cover open.
Radiation plate | Head tip |
Spring pin
Print circuit board |
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Connector | Heat sensitive | Electrode |
| layer | |
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| Resistor |
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| Board |
| Base |
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| Protective |
|
| layer |
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※Note: Never touch the thermal element with your hand. Doing so can damage the thermal element.
※Note: Do not scratch the printer head.
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