1. Do not place the multimedia advertising machine equipment in a sealed place, or cover the equipment, block the ventilation holes of the equipment, and prevent the equipment from being damaged due to excessive temperature in the chassis when the equipment is working.
2. Please read this manual carefully before inserting or removing the CF card. If the CF card cannot be inserted, do not insert it hard, so as not to damage the pins of the CF card.
3. Before cleaning the screen of the advertising machine, stop using the device and unplug the power plug to ensure that the device is in a power-off state, wipe it gently with a clean and soft cloth without lint, and do not use spray directly on the screen.