HTC HD2, Руководство пользователя

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86 Phone Calls
To use the speakerphone
During a call, do one of the following to turn the speakerphone on or off:
Tap to turn the speakerphone on. Tap this button again to turn the
speakerphone off.
Placing your device face down automatically turns on the speakerphone. To
turn the speakerphone off, place your device face up.
You can also press and hold the TALK/SEND button during a call to turn the
speakerphone on or off.
Note The speakerphone icon ( ) appears in the title bar when the speakerphone is on.
Warning! To avoid damage to your hearing, do not hold the device against your ear when
the speakerphone is on.
To mute the microphone during a call
Tap to turn the microphone on or off. When the microphone is turned off, the
mute icon appears on the screen.
To turn noise reduction on or off
When you are using the earpiece and not the speakerphone during a call, you can
tap
Menu > Noise Reduction On
to reduce ambient noise if the other party cannot
hear your voice clearly. When noise reduction is not needed, tap Menu > Noise
Reduction Off
to disable it and save battery power.
You can also turn noise reduction on or off in the Phone settings. Tap Start >
Settings > All Settings > Personal
tab
> Phone > Advanced
tab and then select
one of the following settings in the Reduce noise in phone calls drop-down list:
Automatically
. Analyzes ambient noise only at the beginning of a connected
call and applies a certain noise reduction setting based on the detected
noise. However, when you move to a noisier environment during the call,
your device will not further decrease noise based on your new location.
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