att 970 Manuale Utente
16
970 ISDN Telephone
Adjusting Volume
Adjust the Speaker or Handset Volume
To raise the volume while on a call, press the upper
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volume control button.
To lower the volume while on a call, press the lower
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volume control button.
Adjust the Ringer Volume
To raise the volume of the ringer, press the upper
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volume control button while the telephone is on hook.
To lower the volume of the ringer, press the lower
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volume control button while the telephone is on hook.