Rongta Technology RPP02A, Руководство пользователя

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4
Higher humidity (>/=85%) or lower humidity (</=20%) also may debase the print
quality.
Use the bad print paper or long time storage paper would affect the print quality,
even damage the printer.
When the printer is working in black mark detection mode (when printing the
pre-print receipt with black mark), it requires the black mark that on the pre-print
paper is accord with black mark printing standard (as details in 4.2 Pre-print Black
Mark Instruction), otherwise it may lead the printer disable to detect the black mark
accurately.
The battery of the printer is better running out before charging, which could
effectively ensure the lifespan of it.
1.3 Storage Notice
The printer should be stored in the environment where the temperature is -20°C
to 70°C and relative humidity is 5% to 95%.
If the user plan to store the printer for a long time, please be sure to take out the
battery and stored it separately, or it may result in the battery lose efficacy, even
leakage and then damage the printer.
The storage time of common thermal paper is short, if the user need to print the
long-term preservation receipt, please use long-acting thermal paper.
Do not store the thermal paper in a high temperature or direct sunlight
environment, if it has been sealed off, please store it in dark place.
1.4 Battery Safety Notice
Please read this user manual carefully before using the printer. Ignoring the
followings may cause overheating, burning, explosion, damage of the battery and/or
debase the lifespan of the printer.
Warning:
1. Do not let water or sea water in or leak into the battery. If the safety device in it
is burned out, any charge of it would lead abnormity current and/ or voltage and bring
unusual chemistry reaction, then cause the overheating, burning and/ or explosion of
it.