ViewSonic VFD820-50 VFD820-50, VFD820-70 User Guide M Region (English) - Page 6

Precautions Warnings Please read this manual carefully before using this product and save it for future reference. Avoid exposing this device to water, moisture or high temperature. Do not place it near swimming pool, bathtub or sink where it may come in contact with water. Clean only with a dry soft cloth. Do not use any chemical liquid for cleaning. To ensure reliable operation of the device and to protect it from overheating, do not block any ventilation openings. Only use accessories specified by the manufacturer. Do not step on the power cable, plug or adapter to avoid electrical shock. Do not attempt to service this device yourself. There are no user serviceable parts inside. Opening or removing covers may expose you to electrical shock or other hazards. Refer all services to a qualified service personnel. Please unplug this device during the thunderstorm or not in use for a long period. Do not apply force on the LCD screen during transport or usage. Avoid sharp objects. 1