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Thermal printhead cleaning
The thermal printhead for the customer receipt and journal stations can be cleaned
whenever print quality deteriorates.
1. Open the paper cover.
2. Using a cotton swab soaked in isopropyl alcohol, gently wipe the printhead
3. Wipe off any residual alcohol with a dry swab.
If print quality does not improve after cleaning the thermal printhead, call for
service. These instructions apply to either the customer receipt or journal printhead.
Detail View of Thermal Print Head
Figure 2-10. Printhead and Print Line Area
several times on its print line and on the surrounding area as shown in
Figure 2-10.
Paper Cover
Thermal Print Line
2-9
Chapter 2. Operation
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