402. Use the navigation keys to highlight an option. Press the key to selectthe In-Use menu option of your choice.You can also press the MUTE/Unmute (left) soft key ( ) to mute (callercannot hear you) or unmute the current call.3. Press the MSG (right) soft key ( ) to access the Messages menu toreceive, review, and send messages during the current call.Menus and sub-menus1 Messages1.1 New Text Msg1.2 New Pic Msg1.3 New Handwr. Msg1.4 Inbox1.5 Outbox1.6 Drafts1.7 Voicemail1.8 Wap Push1.9 Msg Setting1.9.1 Text Msg1.9.1.1 SaveInOutbox1.9.1.2 Insert Sign.1.9.1.3 Delivery Ack1.9.1.4 Direct View1.9.1.5 Signature1.9.1.6 Callback #1.9.2 Pic Msg1.9.2.1 SaveInOutbox1.9.2.2 Delivery Ack1.9.2.3 Retrieval Mode1.9.3 General1.9.3.1 Entry Mode1.9.3.2 Quick Text1.9.3.3 Msg Alert1.9.3.4 Auto Erase1.9.3.5 Voice Mail #1.9.3.6 Block SenderOK