1Temperature requirement:

• 1) Storage temperature range: -10 ° C – 30 ° C, over 30 ° C needs to do cooling treatment.
• 2) Lamp surface temperature (working time): ≤85°C, temperature control equipment is required to be installed when temperature exceeding the standard

2.Metal components of the screen, the shell of power supply and the cabinet should be grounded well, and the grounding resistance should be less than 10Ω. Prevent electrostatic damage to electronic devices in humid environment, while avoiding electric leakage to harm human body.
3.It’s not recommended that customer install module in outdoor environment with magnetic method. For it will cause the following hazards:

• Rain or snow can enter from the screen front side to the screen back side, it may cause the electronic components, system card, power supply and cables be corroded and lose efficacy.