FAQ What should I do if I encounter a risk of electrical shock? If you encounter a risk of electrical shock, do not open the speaker cover. Refer servicing to qualified service personnel to ensure your safety.How can I prevent electrical shock or fire hazard? To prevent electrical shock or fire hazard, do not expose this appliance to rain or moisture.Where can I find further warnings and instructions for using the speaker? Before using this appliance, read the operating guide for further warnings and instructions on safe usage.