D-F0472 NP-2411/3411 Product Specifications Rev.1.80
PRECAUTION
Please Read Carefully Before Using the Product
Handling the product in a wrong way may decline its performance and also damage the product. Please
read the notes below before handling the product. Also, please sufficiently alert the user.
[FAILURE PRECAUTIONS]
Please comply with following in order to use for many years to come and prevent troubles before
happens.
STATIC-ELECTRICITY;
● Static discharge prevention or body grounding must be made for installation and removal of the product
to prevent damage of heating element and IC etc. Connect it to the earth ground for ESD measures.
HANDLINGS;
● DO NOT apply excessive force to the input terminals.
● Use both hands when holding the product in order to prevent from dropping.
● Since it will cause damage of the heat elements, DO NOT scrabble or give impact to thermal head with
sharp edge object or any hard materials.
INSTALLATION;
● This product is NOT protected against dust or dirt. If used in harsh environment like at dusty place, the
thermal head may get damaged or paper feed may not run properly.
● When cooling the product with a fan, keep the air exhaust slit away from the printer’s paper exit area so
that dust or dirt may not get in the thermal head. It will be a cause for premature failure.
● This product is equipped with an infra-red reflection sensor. The product must be installed where there
is NO direct sun light/infra-red light coming in, as otherwise, the sensor would not function properly.
● The product should NOT be installed where it could be exposed to static electricity easily, strong
vibration, electromagnetic field, corrosive gas, rain, fog and direct sunlight.
MOVEMENT;
● Avoid printing with no paper loaded. It can damage thermal head and also shorten its life-time.
● DO NOT absolutely open the upper cover while printing and/or cutter operation. It may damage thermal
head and cutter.
● DO NOT pull out the paper with the upper cover closed.
● DO NOT block the paper outlet while print operation. Also, DO NOT grab the paper while print operation.
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