Appendix76TroubleshootingMaximizing Call QualityFor optimum call quality with your Sprint PCS PhoneTM ,please follow these guidelines:• Fully extend the antenna. While it may be possible toplace calls with the antenna retracted, the phoneoperates best with the antenna fully extended.• Hold the phone as you would hold any other telephonehandset. Speak directly into the mouthpiece, andposition the antenna up and over your shoulder whiletalking.• Do not hold the antenna while using the phone, as thismay affect call quality.Caring for the AntennaFor proper care of the antenna, please follow theseguidelines:• Replace a damaged antenna immediately. A brokenantenna may degrade call quality. For repairs in the U.S.,call toll-free 1.888.987.HELP (4357).• Use only the antenna attached to your Sprint PCS Phone.Unauthorized antennas, modifications, or attachmentscould cause damage to the phone and may violateFederal Communications Commission (FCC) regulations.Common QuestionsThe following section provides answers to some commonlyasked questions. If you encounter other problems with yourSprint PCS Phone, please contact your carrier or serviceprovider.How do I turn on the phone?Press and hold the PWR key until the phone sounds an alertand displays the time, date, and carrier’s name.