Making Connections Phone Calls and Voicemail 37
ToturnTTYModeonoroff:
1.
Fromtheappslist,selectSettings >Device>Accessibility >TTY.
2. SelectFull,HCO,orVCOtoturnTTYmodeon.
–or–
SelectOfftoturnTTYmodeoff.
Yourphone’sTTYmodeisset.
Note:Whenenabled,TTYmodemayimpairtheaudioqualityofnon-TTYdevicesconnectedtothe
headsetjack.
Warning:9-1-1 Emergency Calling
ItisrecommendedthatTTYusersmakeemergencycallsbyothermeans,including
TelecommunicationsRelayServices(TRS),analogcellular,andlandlinecommunications.
WirelessTTYcallsto9-1-1maybecorruptedwhenreceivedbypublicsafetyansweringpoints
(PSAPs),renderingsomecommunicationsunintelligible.Theproblemencounteredappears
relatedtoTTYequipmentorsoftwareusedbyPSAPs.Thismatterhasbeenbroughttothe
attentionoftheFCC,andthewirelessindustryandthePSAPcommunityarecurrentlyworkingto
resolvethis.