Fanstel ST250, Руководство пользователя

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Page 7
Adjusting Headset Receiver Volume
If you wish to use a headset with this telephone, get one with the 2.5mm or the RJ22 plug.
We recommend a headset without built-in amplifier. Amplifier for adjusting headset
receiver volume is built into this telephone.
1. Press
the Ã
Headset
button and listen to the dial tone.
2. Press the right side of the
Volume
button to increase the receiver volume.
3. Press the left side of the
Volume
button to decrease the receiver volume.
4. Press the
Ã
Headset
button or the
Goodbye
button when the desired receiver
volume is reached.
Adjusting Speakerphone Receiver Volume
To adjust the speakerphone receiver volume:
1. Press
the
Speaker
button and listen to the dial tone.
2. Press the right side of the
Volume
button to increase the receiver volume.
3. Press the left side of the
Volume
button to decrease the receiver volume.
4. Press the
Speaker
button or the
Goodbye
button when the desired receiver volume
is reached.
Amplify or Volume Reset Override
If you set the
Amplify
switch on the back of phone to
On
, volume reset feature is
disabled. Handset and headset receiver volume level is the same as that of last call.
If the
Amplify
switch is set to
Off
, handset and headset receiver volume level is reset
when phone is on-hook.
Warning:
Possible loud receiver volume when the
Amplify
switch is set to
On
and the
Amplify
LED is lit.