external buttons
If the external display times out while you are using the
external buttons, press the smart/speakerphone key to
turn it back on.
Tip:
Lock the external buttons when not using them so
you don't accidentally activate them when the flip is
closed. To lock the buttons, press and hold the smart/
speakerphone key. Press and hold the smart/
speakerphone key again to unlock them.
mute button
During a call, press the mute button
to mute your
voice. Press the mute button again to unmute your
voice.
When the phone is idle, press and hold the mute
button
to change the Master Volume setting to Vibrate Only.
Press and hold the mute button again to switch back to
the previous ringer setting.
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