AT&T Z221 User Manual

46

This mobile phone complies with part 15 of the FCC 

Rules. Operation is subject to the following two 

conditions: 
•   This device may not cause harmful interference, and 
•   This device must accept any interference received, 

including interference that may cause undesired 

operation.

This device has been tested and found to comply 

with the limits for a Class B digital device, pursuant 

to Part 15 of the FCC Rules. These limits are designed 

to provide reasonable protection against harmful 

interference in a residential installation. This equipment 

generates, uses and can radiate radio frequency energy 

and, if not installed and used in accordance with the 

instructions, may cause harmful interference to radio 

communications. However, there is no guarantee that 

interference will not occur in a particular installation. 

If this equipment does cause harmful interference to 

radio or television reception, which can be determined 

by turning the equipment off and on, 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 receiver.

•   Connect the equipment to an outlet on a  

circuit different from that to which the receiver  

is connected.

•   Consult the dealer or an experienced radio/TV 

technician for help.

•   Changes or modifications not expressly approved by 

the party responsible for compliance could void the 

user’s authority to operate the equipment.

The antenna(s) used for this transmitter must not be 

co-located or operating in conjunction with any other 

antenna or transmitter.