Sony Ericsson T28 World User Guide - Page 17
During a Call - help
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During a Call EricssonNoMtofboilreCCoommmmerucniiaclatUisoens AB Muted Call on hold Your phone has several functions, which you might find helpful while a call is in progress. Changing the Listening Volume You can easily change the listening volume during a call by sliding the volume key on the side of the phone. To change the listening volume during a call • Slide upwards to increase the volume. • Slide downwards to decrease the volume. Muting the Microphone If you wish, you may turn the microphone off during a call. To turn the microphone off temporarily during a call 1. Press and hold down the C key. Muted appears in the display. 2. To continue your conversation, release the C key. Tip! Instead of pressing and holding the C key, you can put the call on hold. To put a call on hold 1. Press Y ES . Call on hold appears in the display. 2. To continue your conversation, press Y ES again. Sending Tone Signals To use telephone banking services or to control an answering machine, you need to use codes. These codes are sent as tone signals (also known as DTMF tones or touch tones). With your mobile phone, you may use these codes during a call. If you press 0-9, * and # during a call, these numbers and characters are sent as tone signals. Tip! You can also save codes only or codes together with a phone number in your Phone Book. See "Telephone Banking Services" on page 32. However, it may be a risk to save your codes in the phone in case it is stolen. During a Call 17