Leyard TWF Series, User Manual

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LED Display Construction Acceptance
Specification
Safety Tips
1.Please read these safety tips carefully before installation.
2.Keep these safety tips properly;
3.Comply with all these safety tips;
4.Do not install the apparatus in dusty or liquid dripping environment, and this
requirement is especially applicable to the indoor displays;
5.Do not expose the indoor display and apparatus to water or mist;
6.Do not install the apparatus near any heat source, where the heat sources include:
heater assembly, radiator, electric stove, furnace and other devices that can
generate a large amount of heat(including amplifier) ;
7.Do not block any ventilation hole. Install the apparatus according to the
manufacturer's instructions;
8.Protect the power cord and related electrical facilities, especially the power plug,
simple power outlet, and connections between the power cord and the apparatus.
Do not trample or squeeze the facilities listed above;
9.Only use the electrical accessories accepted by the apparatus manufacturer;
10.Only the qualified professional technicians are allowed to perform maintenance
and service of the apparatus in case of the following conditions: the power cord
or the power plug is damaged; any liquid enters the apparatus; a foreign matter
falls into the apparatus; the apparatus is exposed to water or mist; the apparatus
fails or the apparatus falls down, etc.;
11.Do not use any chemical solvent to clean the apparatus;
12.If the product is installed upon restricted production, an additional grounding wire
needs to be installed securely.
13.Environment requirements: altitude ≤ 2000m; maximum working temperature:
40 ℃; maximum working humidity:80%;
14.The apparatus power may be cut off by unplugging the coupler.
15.The apparatus is not equipped with a plug. During installation, a circuit breaker or
power switch controlling the main power of the whole apparatus needs to be
provided in a place easy to access near the apparatus, and the ratings of the circuit
breaker or the switch should be provided as well (250VAC, 16A or better
recommended);
16.Do not place any exposed fire source (such as candle) on the apparatus. If the