AT&T Z331 - Manual (Page 81)

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.
FCC Compliance
75 FCC.Compliance