10
Precautions on Using Thermal Paper
CAUTION
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Print density may change with different kind of paper and
atmosphere temperature.
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Observe the following when using thermal paper. Thermal paper
is not resistant to discoloration, deterioration in quality, and thin
printing.
• Do not leave printed thermal paper exposed to light for a long time.
• Avoid exposure to high temperature, humidity, liquid, or sunlight.
• When keeping the printer thermal paper on a board, do not use
paste, adhesive, or adhesive tape containing volatile organic
solvent.
• For long-time storage, use thermal paper of high storage type or
copy it with plain paper copier.
• Avoid contact with a fi lm of vinyl chloride for a long time.
• Avoid using ammonia. Do not put thermal paper near the paper
copied by use of ammonia.
• Avoid putting sweat or grease from your hands on the surface
(printed or to be printed) of thermal paper.
• Store thermal paper in a dark place with average temperature below
25°C and relative humidity below 65% .
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Using print paper with a thickness outside the recommended range
may cause improper print quality.