Samsung SCH-U640 User Manual (user Manual) (ver.f9) (English) - Page 34
Push to Talk PTT, End/Power key, Making a PTT call from keypad Barge, OK to Talk, Connected to, End/
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THE BASICS The Basics 7. Press and hold the Push to Talk (PTT) key ( ) to talk. 8. Release the Push to Talk (PTT) key ( ) when finished speaking. This allows the called party to reply. 9. Press the End/Power key ( ) to end the call. Making a PTT call from keypad (Barge) 1. Enter the 10-digit wireless number of the Verizon Wireless PTT subscriber you wish to contact. 2. Press and hold the Push to Talk (PTT) key ( ). Listen for the OK to Talk tone. The message Connected to will appear on the display. Speak while pressing the Push to Talk (PTT) key ( ). If the wireless number you entered is included in your PTT Contact List, the contact name will replace the wireless number entered on the display when the call is initiated. 3. Release the Push to Talk (PTT) key ( ) when finished speaking. This allows the called party to reply. 4. Press the End/Power key ( ) to end the call. 34