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Section 2: Understanding Your PCS Phone2B: Controlling Your Phone’s Settings 34To turn TTY Mode on or off:1. Press2. Press again to continue.3. Press the navigation key up or down to select Enable TTYor Disable TTY and press .Note: In TTY Mode, your phone will display .Note: If TTY mode is enabled, the audio quality of non-TTY devicesconnected to the headset jack may be impaired.IMPORTANT NOTICE: 911 Emergency CallingSprint recommends that TTY users make emergency calls by other meansincluding Telecommunications Relay Services (TRS), analog cellular, andlandline communications. Wireless TTY calls to 911 may be corruptedwhen received by public safety answering points (PSAPs) rendering somecommunications unintelligible. The problem encountered appears relatedto TTY equipment or software used by PSAPs. This matter has beenbrought to the attention of the FCC, and the wireless industry and PSAPcommunity are currently working to resolve this.