Advantech SPC-57 用户手册

This equipment has been tested and found to comply with the limits for a Class A 

digital device, pursuant to Part 15 of the FCC Rules. These limits are designed to 

provide reasonable protection against harmful interference when the equipment is 

operated in a residential environment. This equipment generates, uses, and can radiate 

radio frequency energy. If not installed and used in accordance with this user's manual, 

it may cause harmful interference to radio communications. Note that even when this 

equipment is installed and used in accordance with this user's manual, there is still no 

guarantee that interference will not occur. If this equipment is believed to be causing 

harmful interference to radio or television reception, this can be determined by 

turning the equipment on and off. If interference is occurring, the user is encouraged 

to try to correct the interference by one or more of the following measures: 

• Reorient or relocate the receiving antenna 

• Increase the separation between the equipment and the receiver 

• Connect the equipment to a power outlet on a circuit different from that to which the 

receiver is connected 

• Consult the dealer or an experienced radio/TV technician for help